Engine Mechanical - 2.8l or 3.0l - Specifications

Fastener Tightening Specifications (LF1)

Application	Specification
Application	Metric	English
Barometric (BARO) Sensor Bolt	10 N.m	89 lb in
Camshaft Position Actuator
Camshaft Bolt	58 N.m	43 lb ft
Oil Control Valve Bolt	10 N.m	89 lb in
Camshaft Cap Bolt	10 N.m	89 lb in
Camshaft Cover Bolt	10 N.m	89 lb in
Camshaft Intermediate Drive Sprocket Bolt - Idler Sprocket	58 N.m	43 lb ft
Camshaft Position Sensor Bolt	10 N.m	89 lb in
Close Out Cover Bolt	10 N.m	89 lb in
Connecting Rod Bolt
First Pass	30 N.m	22 lb ft
Second Pass - Counterclockwise	Back Off to Zero
Third Pass	25 N.m	18 lb ft
Final Pass	110 Degrees
Coolant Outlet Bolt	10 N.m	89 lb in
Crankshaft Balancer Bolt
First Pass	100 N.m	74 lb ft
Final Pass	150 Degrees
Crankshaft Main Bearing Bolt
Inner
First Pass	20 N.m	15 lb ft
Final Pass	80 Degrees
Outer
First Pass	15 N.m	10 lb ft
Final Pass	110 Degrees
Side
First Pass	30 N.m	22 lb ft
Final Pass	60 Degrees
Crankshaft Position Sensor Bolt	10 N.m	89 lb in
Crankshaft Position Sensor/Right Exhaust Manifold Lower Heat Shield
M6 - Bolt	10 N.m	89 lb in
M10 - Bolt	58 N.m	43 lb ft
Crankshaft Rear Oil Seal Housing Bolt	10 N.m	89 lb in
Cylinder Head Bolt - M8
First Pass	15 N.m	11 lb ft
Final Pass	75 Degrees
Cylinder Head Bolt - M11
First Pass	30 N.m	22 lb ft
Final Pass	150 Degrees
Cylinder Head Core Hole Plug	75 N.m	55 lb ft
Drive Belt
Idler Pulley Bolt	58 N.m	43 lb ft
Tensioner Bracket Bolt	25 N.m	18 lb ft
Engine Coolant Temperature (ECT) Sensor	30 N.m	22 lb ft
Engine Flywheel Bolt - Flex Plate Auto Trans
First Pass	30 N.m	22 lb ft
Final Pass	45 Degrees
Engine Front Cover Bolt - M8
First Pass	20 N.m	14 lb ft
Final Pass	60 Degrees
Engine Front Cover Bolt - M12
First Pass	65 N.m	48 lb ft
Engine Mount Bracket to Body Bolts	62 N.m	46 lb ft
Engine Mount Bracket to Engine Bolts	100 N.m	74 lb ft
Evaporative (EVAP) Purge Valve Bolt/Ball Stud	10 N.m	89 lb in
Exhaust Crossover Pipe Nuts	34 N.m	25 lb ft
Exhaust Manifold
Bolt	20 N.m	15 lb ft
Heat Shield Bolt	10 N.m	89 lb in
Studs	6 N.m	53 lb in
Fuel Rail Bolt	25 N.m	18 lb ft
Fuel Rail Support Bracket	10 N.m	89 lb in
Heater Inlet/Outlet Pipe Assembly Bolt	10 N.m	89 lb in
Ignition Coil Bolt	10 N.m	89 lb in
Intake Manifold
Upper-to-Cylinder Head Bolt - Long	25 N.m	18 lb ft
Upper-to-Cylinder Head Bolt - Short	25 N.m	18 lb ft
Upper-to-Lower Intake Manifold Bolt	25 N.m	18 lb ft
Knock Sensor Bolt	25 N.m	18 lb ft
Oil Drain Plug	25 N.m	18 lb ft
Oil Filter	25 N.m	18 lb ft
Oil Filter Housing Adapter Bolt	25 N.m	18 lb ft
Oil Gallery Plug	31 N.m	23 lb ft
Oil Level Indicator Tube Bolt	10 N.m	89 lb in
Oil Pan
Bolt - Block M8	25 N.m	18 lb ft
Bolt - Crankshaft Rear Oil Seal Housing M6	10 N.m	89 lb in
Windage Tray Bolt	10 N.m	89 lb in
Oil Pressure Sender	20 N.m	15 lb ft
Oil Pump
Bolt	25 N.m	18 lb ft
Cover Bolt	13 N.m	115 lb in
PCV Tube Bracket Bolt/Ball Stud	10 N.m	89 lb in
Piston Oil Cooling Nozzle Bolt	10 N.m	89 lb in
Primary Camshaft Drive Chain
Left Lower Guide Bolt - Oil Pump - Second Design	25 N.m	18 lb ft
Tensioner Bolt	25 N.m	18 lb ft
Upper Guide Bolt	25 N.m	18 lb ft
Secondary Camshaft Drive Chain
Guide Bolt	25 N.m	18 lb ft
Shoe Bolt	25 N.m	18 lb ft
Tensioner Bolt	25 N.m	18 lb ft
Spark Plug	18 N.m	13 lb ft
Starter Motor
Bolt	58 N.m	43 lb ft
Cable Nut	10 N.m	89 lb in
Suction Tube Bolt	10 N.m	89 lb in
Suction Screen Bolt	10 N.m	89 lb in
Thermostat Housing Bolt	10 N.m	89 lb in
Throttle Body Bolt	10 N.m	89 lb in
Torque Converter Bolt	60 N.m	44 lb ft
Transmission
Mount Bolt to Transmission - RPO	60 N.m	45 lb ft
To Engine Bolt	50 N.m	37 lb ft
Range Selector Lever Nut	9.5 N.m	84 lb in
Water Pump
Bolt	10 N.m	89 lb in
Pulley Bolt	10 N.m	89 lb in

Fastener Tightening Specifications (LAU or LBW)

Application	Specification
Application	Metric	English
Automatic Transmission Flex Plate Bolt
First Pass	30 N.m	22 lb ft
Final Pass	45 Degrees
Camshaft Cap Bolt	10 N.m	89 lb in
Camshaft Cover Bolt	10 N.m	89 lb in
Camshaft Intermediate Drive Sprocket Bolt - Idler Sprocket	58 N.m	43 lb ft
Camshaft Position Actuator Bolt	58 N.m	43 lb ft
Camshaft Position Sensor Bolt	10 N.m	89 lb in
Catalytic Converter Nut	20 N.m	15 lb ft
Catalytic Converter Brace Bolt (Brace Catalytic Converter to Oil Pan)	20 N.m	15 lb ft
Catalytic Converter Brace Bracket Bolt	42 N.m	31 lb ft
Catalytic Converter Brace Bracket Nut	42 N.m	31 lb ft
Catalytic Converter Heat Shield Bolt	8 N.m	71 lb in
Catalytic Converter Support Bolt (Catalytic Converter Support to Multibracket)	20 N.m	15 lb ft
Catalytic Converter Support Bolt	10 N.m	89 lb in
Close Out Cover Bolt	10 N.m	89 lb in
Clutch Pressure Plate Bolts	30 N.m	22 lb ft
Compressor Bolt - Front	22 N.m	16 lb ft
Compressor Bolt - Rear	22 N.m	16 lb ft
Compressor Bracket Bolt - Front	42 N.m	31 lb ft
Compressor Hose Assembly Bolt	20 N.m	15 lb ft
Connecting Rod Bolt
First Pass	30 N.m	22 lb ft
Second Pass - Counterclockwise	Back Off to Zero
Third Pass	25 N.m	18 lb ft
Final Pass	110 Degrees
Coolant Outlet Bolt	10 N.m	89 lb in
Coolant Thermostat Housing Bolt	10 N.m	89 lb in
Crankshaft Balancer Bolt
First Pass	100 N.m	74 lb ft
Final Pass	150 Degrees
Crankshaft Rear Oil Seal Housing Bolt	10 N.m	89 lb in
Crankshaft Main Bearing Bolt - Inner
First Pass	20 N.m	15 lb ft
Final Pass	80 Degrees
Crankshaft Main Bearing Bolt - Outer
First Pass	15 N.m	10 lb ft
Final Pass	110 Degrees
Crankshaft Main Bearing Bolt - Side
First Pass	30 N.m	22 lb ft
Final Pass	60 Degrees
Crankshaft Position Sensor Bolt	10 N.m	89 lb in
Crankshaft Rear Oil Seal Housing Bolt	10 N.m	89 lb in
Cylinderhead Core Hole Plug	75 N.m	55 lb ft
Cylinderhead Bolt - M8
First Pass	15 N.m	11 lb ft
Final Pass	75 Degrees
Cylinderhead Bolt - M11
First Pass	30 N.m	22 lb ft
Final Pass	150 Degrees
Cylinderhead Bolt - M8
First Pass	15 N.m	11 lb ft
Final Pass	75 Degrees
Drive Belt Idler Pulley Bolt	22 N.m	16 lb ft
Drive Belt Tensioner Bolt	25 N.m	18 lb ft
ECM
Bolt	50 N.m	37 lb ft
Bracket Bolt - Front	10 N.m	89 lb in
Bracket Bolt - Side	23 N.m	17 lb ft
Grounding Bolt	10 N.m	89 lb in
ECT Sensor	30 N.m	22 lb ft
Engine Flywheel Bolt
First Pass	30 N.m	22 lb ft
Final Pass	75 Degrees
Engine Front Cover Bolt	23 N.m	17 lb ft
Engine Mount
Bracket Bolt to Engine Block - M8	38 N.m	28 lb ft
Bracket Bolt to Engine Block - M10	60 N.m	45 lb ft
Nut to Engine Mount Bracket	80 N.m	59 lb ft
Nut to Frame	80 N.m	59 lb ft
Engine Wiring Harness Bracket
Bolt - Cylinder Head Rear	10 N.m	89 lb in
Bolt - ECM Bracket Side	23 N.m	17 lb ft
Bolt - ECM Bracket Top	10 N.m	89 lb in
Bolt - Left Side Oil Filter Adapter	10 N.m	89 lb in
Bolt - Left Side Oil Pan	10 N.m	89 lb in
Bolt - Near Crankshaft Position Sensor	50 N.m	37 lb ft
Bolt - Right Side Block Front	23 N.m	17 lb ft
Bolt - Right Side Head Front	10 N.m	89 lb in
Engine Wiring Harness Ground
Bolt - ECM Bracket Top	10 N.m	89 lb in
Bolt - Left Cylinder Head Side	10 N.m	89 lb in
Bolt - Right Cylinder Head Rear	10 N.m	89 lb in
EVAP Purge Valve Bolt	10 N.m	89 lb in
Exhaust Manifold
Bolt	20 N.m	15 lb ft
Exhaust Manifold Heat Shield Bolt	10 N.m	89 lb in
Exhaust Manifold Nut	20 N.m	15 lb ft
Fuel Rail Bolt	25 N.m	18 lb ft
Generator
Bolt	42 N.m	30 lb ft
Bracket Bolt - Front	22 N.m	16 lb ft
Bracket Bolt - Rear	22 N.m	16 lb ft
Cable Nut	13 N.m	115 lb in
Generator Bolt	42 N.m	31 lb ft
Ground Cable Bolt	13 N.m	115 lb in
Hater Inlet Pipe Bolt	9 N.m	80 lb in
Ignition Coil Bolt	10 N.m	89 lb in
Injector Rail Bolt	10 N.m	89 lb in
Intake Manifold Bolt	23 N.m	17 lb ft
Intake Manifold	23 N.m	17 lb ft
Sight Shield Ball Stud	10 N.m	89 lb in
Tuning Valve Bolt	10 N.m	89 lb in
Upper-to-Cylinderhead Bolt - Long	23 N.m	17 lb ft
Upper-to-Cylinderhead Bolt - Short	23 N.m	17 lb ft
Upper-to-Lower Intake Manifold Bolt	23 N.m	17 lb ft
Knock Sensor Bolt	25 N.m	18 lb ft
MAP Sensor Bolt	10 N.m	89 lb in
Oil Control Valve Bolt	10 N.m	89 lb in
Oil Drain Plug	25 N.m	18 lb ft
Oil Filter Adapter Bolt	23 N.m	17 lb ft
Oil Filter Cap	25 N.m	18 lb ft
Oil Filter Housing Adapter
Bolt - Engine Block M8	23 N.m	17 lb ft
Oil Gallery Plug	31 N.m	23 lb ft
Oil Level Indicator Tube Bolt	10 N.m	89 lb in
Oil Pan Bolt - M6	10 N.m	89 lb in
Oil Pan Bolt - M8	25 N.m	18 lb ft
Windage Tray Bolt	10 N.m	89 lb in
Oil Pressure Sender	20 N.m	15 lb ft
Oil Pump
Bolt	23 N.m	17 lb ft
Cover Bolt	13 N.m	115 lb in
Oxygen Sensor
Pump Converter Pipe	40 N.m	30 lb ft
PCV Tube Bracket Bolt	10 N.m	89 lb in
Piston Oil Nozzle Bolt	10 N.m	89 lb in
Power Steering Pump
Bracket to Engine Bolt	22 N.m	16 lb ft
Pump to Bracket Bolt	22 N.m	16 lb ft
Reservoir Bolt - Lower	10 N.m	89 lb in
Reservoir Bolt - Upper	10 N.m	89 lb in
Primary Camshaft Drive Chain
Left Lower Guide Bolt - Oil Pump - Second Design	23 N.m	17 lb ft
Tensioner Bolt	23 N.m	17 lb ft
Upper Guide Bolt	23 N.m	17 lb ft
Primary Timing Chain Lower Guide Bolt	23 N.m	17 lb ft
Primary Timing Chain Tensioner Bolt
First Pass	5 N.m	44 lb in
Final Pass	23 N.m	17 lb ft
Radiator Outlet Pipe
Bolt - Generator Bracket	22 N.m	16 lb ft
Bolt - Right Cylinder Head Rear	10 N.m	89 lb in
Bolt - Thermostat Housing	10 N.m	89 lb in
Secondary Air Injection Check Valve Bracket Bolt	65 N.m	48 lb ft
Secondary Air Injection Pipe Bolt	10 N.m	89 lb in
Secondary Camshaft Drive Chain
Guide Bolt	23 N.m	17 lb ft
Shoe Bolt	23 N.m	17 lb ft
Tensioner Bolt	23 N.m	17 lb ft
Secondary Pivot Arm Timing Chain Guide Bolt - Bank 1-3-5	23 N.m	17 lb ft
Secondary Pivot Arm Timing Chain Guide Bolt - Bank 2-4-6	23 N.m	17 lb ft
Secondary Timing Chain Guide Bolt - Bank 1-3-5	23 N.m	17 lb ft
Secondary Timing Chain Guide Bolt - Bank 2-4-6	23 N.m	17 lb ft
Spark Plug	20 N.m	15 lb ft
Starter Motor
Bolt	50 N.m	37 lb ft
Cable Nut	13 N.m	115 lb in
Suction Tube Bolt	10 N.m	89 lb in
Suction Screen Bolt	10 N.m	89 lb in
Throttle Body Bolt	10 N.m	89 lb in
Timing Chain Idler Sprocket Bolt - Bank 1-3-5	58 N.m	43 lb ft
Timing Chain Idler Sprocket Bolt - Bank 2-4-6	58 N.m	43 lb ft
Timing Chain Tensioner Bolt - Bank 1-3-5
First Pass	5 N.m	44 lb in
Final Pass	23 N.m	17 lb ft
Timing Chain Tensioner Bolt - Bank 1-3-5
First Pass	5 N.m	44 lb in
Final Pass	23 N.m	17 lb ft
Turbocharger Bolt	65 N.m	48 lb ft
Turbocharger Bracket Bolt	65 N.m	48 lb ft
Turbocharger Coolant Feed Pipe Fitting - BANJO SCREW M12	30 N.m	22 lb ft
Turbocharger Coolant Feed Pipe Fitting - BANJO SCREW M14	35 N.m	26 lb ft
Turbocharger Coolant Return Pipe Fitting - BANJO SCREW	30 N.m	22 lb ft
Turbocharger Exhaust Pipe Nut - Bank 1-3-5	30 N.m	22 lb ft
Turbocharger Exhaust Pipe Nut - Bank 2-4-6	30 N.m	22 lb ft
Turbocharger Heat Shield Bolt	10 N.m	89 lb in
Turbocharger Heat Shield Nut	50 N.m	37 lb ft
Turbocharger Oil Feed Pipe Fitting - BANJO SCREW M12	30 N.m	22 lb ft
Turbocharger Oil Return Pipe Bolt	65 N.m	48 lb ft
Turbocharger Oil Return Pipe Bolt (Flange)	14 N.m	11 lb ft
Water Outlet Pipe Bolt	10 N.m	89 lb in
Water Pump Bolt	10 N.m	89 lb in
Water Pump Pulley Bolt	10 N.m	89 lb in

Engine Mechanical Specifications (LF1)

Application	Specification
Application	Metric	English
General
Engine Type	V-6
Displacement	3.0 Liter	183 cu in
RPO	LF1
VIN	G-cars/Y-trucks
Bore	89 mm	3.5039 in
Stroke	80.3 mm	3.1614 in
Compression Ratio	11.7:1
Firing Order	1-2-3-4-5-6
Spark Plug Gap	1.1 mm	0.0433 in
Block
Crankshaft Main Bearing Bore Diameter	72.867-72.881 mm	2.8688-2.8693 in
Cylinder Bore Diameter	88.992-89.008 mm	3.5036-3.5042 in
Cylinder Bore Out-of-Round - Production Max.	0.013 mm	0.0005 in
Camshaft
Camshaft Bearing Inside Diameter - Front Number 1	35.000-35.020 mm	1.3779-1.3787 in
Camshaft Bearing Inside Diameter - Middle and Rear Number 2-4	27.000-27.020 mm	1.0630-1.0638 in
Camshaft End Play	0.045-0.215 mm	0.0018-0.0085 in
Camshaft Journal Diameter - Front Number 1	34.936-34.960 mm	1.3754-1.3764 in
Camshaft Journal Diameter - Middle and Rear Number 2-4	26.936-26.960 mm	1.0605-1.0614 in
Camshaft Journal Out-of-Round	0.006 mm	0.0002 in
Camshaft Journal to Bore Clearance	0.040-0.084 mm	0.0016-0.0033 in
Camshaft Lobe Lift - Exhaust	42.456-42.756 mm	1.6715-1.6833 in
Camshaft Lobe Lift - Intake	42.385-42.685 mm	1.6687-1.6805 in
Camshaft Runout - Front and Rear Number 1 and 4	0.025 mm	0.0010 in
Camshaft Runout - Middle 2 and 3	0.050 mm	0.0020 in
Valve Lift - Exhaust	10.8 mm	0.4252 in
Valve Lift - Intake	10.8 mm	0.4252 in
Connecting Rod
Connecting Rod Bearing Clearance	0.010-0.070 mm	0.0004-0.0028 in
Connecting Rod Bore Diameter - Bearing End	59.620-59.636 mm	2.3472-2.3479 in
Connecting Rod Bore Diameter - Pin End - Production	24.009-24.019 mm	0.9452-0.9456 in
Connecting Rod Bore Diameter - Pin End - Service Maximum	24.007 mm	0.9457 in
Connecting Rod Length - Center to Center	156.05 mm	6.1437 in
Connecting Rod Side Clearance	0.095-0.355 mm	0.0037-0.0140 in
Connecting Rod Width - Bearing End
Production	21.775 mm	0.8573 in
Service	21.725-21.825 mm	0.8553-0.8593 in
Connecting Rod Width - Pin End
Production	21.775 mm	0.8573 in
Service	21.725-21.825 mm	0.8553-0.8593 in
Crankshaft
Connecting Rod Journal Diameter	55.992-56.008 mm	2.2044-2.2050 in
Connecting Rod Journal Out-of-Round	0.005 mm	0.0002 in
Connecting Rod Journal Taper	0.005 mm	0.0002 in
Connecting Rod Journal Width
Production	22.000 mm	0.8661 in
Service	21.920-22.080 mm	0.8630-0.8693 in
Crankshaft End Play	0.100-0.330 mm	0.0039-0.0130 in
Crankshaft Main Bearing Clearance	0.010-0.060 mm	0.0004-0.0024 in
Crankshaft Main Journal Diameter	68.000 mm	2.6772 in
Crankshaft Main Journal Out-of-Round	0.005 mm	0.0002 in
Crankshaft Main Journal Taper	0.005 mm	0.0002 in
Crankshaft Main Journal Thrust Wall
Runout	0.000-0.040 mm	0.0000-0.0016 in
Square	0.000-0.010 mm	0.0000-0.0004 in
Crankshaft Main Journal Width, #2, 4
Production	24.000 mm	0.9449 in
Service	23.900-24.100 mm	0.9409-0.9488 in
Crankshaft Main Journal Width, #3
Production	24.400 mm	0.9606 in
Service	24.360-24.440 mm	0.9591-0.9622 in
Crankshaft Pilot Bearing Bore Diameter	20.965-20.995 mm	0.8254-0.8266 in
Crankshaft Rear Flange Runout	0.025 mm	0.0010 in
Crankshaft Reluctor Ring Runout - Maximum	2.000 mm	0.0787 in
Crankshaft Runout	0.030 mm	0.0012 in
Crankshaft Thrust Bearing Clearance	0.076-0.305 mm	0.0030-0.0120 in
Crankshaft Thrust Surface - Height Diameter	95.000 mm	3.7401 in
Crankshaft Thrust Surface Runout	0.040 mm	0.0016 in
Cylinder Head
Valve Guide Bore - Exhaust	6.000-6.020 mm	0.2362-0.2370 in
Valve Guide Bore - Intake	6.000-6.020 mm	0.2362-0.2370 in
Valve Guide Installed Height	14.050-14.550 mm	0.5531-0.5728 in
Valve Lifter Bore Diameter	12.008-12.030 mm	0.4728-0.4736 in
Lubrication System
Oil Capacity - With or Without Oil Filter Change	5.7 Liters	6 Quarts
Oil Pressure - Minimum @ Idle	69 kPa	10 psi
Oil Pressure - Minimum @ 2,000 RPM	138 kPa	20 psi
Piston Cooling Jet Valve Opening Pressure	1.7-2.3 bar	25-33 psi
Piston Rings
Piston Ring End Gap
First Compression Ring - Nominal	0.150-0.300 mm	0.0059-0.0118 in
First Compression Ring - Maximum, Ring in Bore	0.350 mm	0.1378 in
Second Compression Ring - Nominal	0.280-0.480 mm	0.0110-0.0189 in
Second Compression Ring - Maximum, Ring in Bore	0.450 mm	0.0177 in
Oil Control Ring	0.150-0.600 mm	0.0059-0.0236 in
Piston Ring to Groove Clearance
First Compression Ring	0.030-0.065 mm	0.0012-0.0026 in
Second Compression Ring	0.015-0.060 mm	0.0006-0.0024 in
Oil Control Ring	0.030-0.170 mm	0.0012-0.0669 in
Piston Ring Thickness
First Compression Ring	1.175-1.190 mm	0.0463-0.0469 in
Second Compression Ring	1.470-1.495 mm	0.0579-0.0589 in
Oil Control Ring	2.360-2.480 mm	0.0929-0.0976 in
Pistons and Pins
Piston
Piston Diameter - Measured Over Skirt Coating	88.476-89.014 mm	3.4833-3.5045 in
Piston Diameter - Service Limit Minimum, w/more than 10k miles	88.926 mm	3.5010 in
Piston Pin Bore Diameter	24.007-24.012 mm	0.9452-0.9454 in
Piston Ring Groove Width - First Compression Ring	1.220-1.240 mm	0.0480-0.0488 in
Piston Ring Groove Width - Second Compression Ring	1.510-1.530 mm	0.0595-0.0602 in
Piston Ring Groove Width - Oil Control Ring	2.510-2.530 mm	0.0988-0.0996 in
Piston to Bore Clearance - Production; Measured at Skirt Coating	0.022-0.032 mm	0.0008-0.0013 in
Piston to Bore Clearance - Service Limit Maximum, w/more than 10k miles	0.650 mm	0.0256 in
Pin
Piston Pin Clearance to Connecting Rod Bore - Production	0.007-0.024 mm	0.0003-0.0010 in
Piston Pin Clearance to Connecting Rod Bore - Service Maximum	0.030 mm	0.0012 in
Piston Pin Clearance to Piston Pin Bore - Production	0.007-0.015 mm	0.0003-0.0006 in
Piston Pin Clearance to Piston Pin Bore - Service Maximum	0.015 mm	0.0006 in
Piston Pin Diameter	23.997-24.000 mm	0.9448-0.9449 in
Piston Pin Length	60.60-61.10 mm	2.3858-2.4055 in
Valve System
Valves
Valve Face Angle	44.25 degrees
Valve Face Runout	0.038 mm	0.0015 in
Valve Face Width - Exhaust	2.750 mm	0.1083 in
Valve Face Width - Intake	2.180 mm	0.0858 in
Valve Head Diameter - Exhaust	30.470-30.730 mm	1.1996-1.2098 in
Valve Head Diameter - Intake	35.03-35.29 mm	1.3791-1.3894 in
Valve Installed Height	35.23-36.69 mm	1.3870-1.4445 in
Valve Length - Exhaust	97.11 mm	3.8232 in
Valve Length - Intake	101.23 mm	3.9854 in
Valve Seat Angle - Seating Surface	45 degrees
Valve Seat Angle - Relief Surface	30 degrees
Valve Seat Angle - Undercut Surface	60 degrees
Valve Seat Roundness- Maximum	0.025 mm	0.0010 in
Valve Seat Runout - Maximum	0.080 mm	0.0032 in
Valve Seat Width - Exhaust Seating Surface	1.400-1.800 mm	0.0551-0.0709 in
Valve Seat Width - Exhaust Relief Surface	0.700-0.900 mm	0.0276-0.0354 in
Valve Seat Width - Intake Seating Surface	1.000-1.400 mm	0.0394-0.0551 in
Valve Seat Width - Intake Relief Surface	0.500-0.700 mm	0.0197-0.0276 in
Valve Stem Diameter - Exhaust	5.945-5.965 mm	0.2341-0.2348 in
Valve Stem Diameter - Intake	5.955-5.975 mm	0.2344-0.2352 in
Valve Stem-to-Guide Clearance - Exhaust	0.035-0.075 mm	0.0014-0.0030 in
Valve Stem-to-Guide Clearance - Intake	0.025-0.065 mm	0.0010-0.0026 in
Valve Lifters - Stationary Hydraulic Lifter Assembly (SHLA)
Valve Lifter (SHLA) Diameter	11.989-12.000 mm	0.4720-0.4724 in
Valve Lifter (SHLA)-to-Bore Clearance	0.037-0.041 mm	0.0015-0.0016 in
Rocker Arms
Valve Rocker Arm Ratio	1.68 to 1
Valve Rocker Arm Roller Diameter	17.740-17.800 mm	0.6987-0.7008 in
Valve Springs
Valve Spring Coil Thickness	3.250 x 3.900 mm	0.1280 x 0.1535 in
Valve Spring Diameter - Inside Top	12.090-12.590 mm	0.4760-0.4957 in
Valve Spring Diameter - Outside Top	20.140 mm	0.7929 in
Valve Spring Diameter - Inside Bottom	17.950-18.450 mm	0.7067-0.7264 in
Valve Spring Diameter - Outside Bottom	26.000 mm	1.0236 in
Valve Spring Free Length	42.050-44.850 mm	1.6555-1.7657 in
Valve Spring Installed Height - Closed	35.000 mm	1.3779 in
Valve Spring Installed Height - Open	24.000 mm	0.9449 in
Valve Spring Load - Closed	247-273 N	56-61 lb
Valve Spring Load - Open	598-662 N	134-149 lb

Engine Mechanical Specifications (LAU or LBW)

Application	Specification
Application	Metric	English
General
Engine Type	V-6 Turbo
Displacement	2.8 Liter	171 cu in
RPO	LAU
VIN	4
Bore	89 mm	3.5039 in
Stroke	74.8 mm	2.9449 in
Compression Ratio	10.0 : 1
Firing Order	1-2-3-4-5-6
Spark Plug Gab	1.1 mm	0.0433 in
Block
Crankshaft Main Bearing Diameter	72.867-72.881 mm	2.8688-2.8693 in
Cylinder Bore Diameter	88.992-89.008 mm	3.5036-3.5042 in
Cylinder Bore Out-of-Round - Production Max.	0.013 mm	0.0005 in
Camshaft
Camshaft Bearing Inside Diameter - Front Number 1	35.000-35.020 mm	1.3779-1.3787 in
Camshaft Bearing Inside Diameter - Middle and Rear Number 2-4	27.000-27.020 mm	1.063-1.0638 in
Camshaft End Play	0.045-0.215 mm	0.0018-0.0085 in
Camshaft Journal Diameter - Front Number 1	34.936-34.960 mm	1.3754-1.3764 in
Camshaft Journal Diameter - Middle and Rear Number 2-4	26.936-26.960 mm	1.0605-1.0614 in
Camshaft Journal Out-Of-Round	0.006 mm	0.0002 in
Camshaft Journal to Bore Clearance	0.040-0.084 mm	0.0016-0.0033 in
Camshaft Lobe Lift - Exhaust	42.456-42.756 mm	1.6715-1.6833 in
Camshaft Lobe Lift - Intake	42.385-42.685 mm	1.6687-1.6805 in
Camshaft Runout - Front and Rear Number 1-4	0.025 mm	0.0010 in
Camshaft Runout - Middle 2-3	0.050 mm	0.0020 in
Valve Lift - Exhaust	10.8 mm	0.4252 in
Valve Lift - Intake	10.8 mm	0.4252 in
Connecting Rod
Connecting Rod Bearing Clearance	0.010-0.070 mm	0.0004-0.0028 in
Connecting Rod Bore Diameter - Bearing End	59.620-59.636 mm	2.347233-2.3479 in
Connecting Rod Bore Diameter - Pin End	24.007-24.021 mm	0.9452 - 0.9457 in
Connecting Rod Length - Center to Center	155.8 mm	6.1338 in
Connecting Rod Side Clearance	0.095-0.355 mm	0.0037-0.0140 in
Connecting Rod Width - Bearing End
Production	21.775 mm	0.8573 in
Service	21.770-21.780 mm	0.8571-0.87575
Connecting Rod Width - Pin End
Production	26.000 mm	1.0236 in
Service	25.950-26.050 mm	1.0217-1.0256 in
Crankshaft
Connecting Rod Journal Diameter	55.992-56.008 mm	2.2044-2.2050 in
Connecting Rod Journal Out-of-Round	0.005 mm	0.0002 in
Connecting Rod Journal Taper	0.005 mm	0.0002 in
Connecting Rod Journal Width
Production	22.000 mm	0.8661 in
Service	21.920-22.080 mm	0.8630-0.8693 in
Crankshaft End Play	0.100-0.330 mm	0.0039-0.0130 in
Crankshaft Main Bearing Clearance	0.010-0.060 mm	0.0004-0.0024 in
Crankshaft Main Journal Diameter	68.000 mm	2.6772 in
Crankshaft Main Journal Out-of-Round	0.005 mm	0.0002 in
Crankshaft Main Journal Taper	0.005 mm	0.0002 in
Crankshaft Main Journal Thrust Wall
Runout	0.000-0.040 mm	0.0000-0.0016 in
Square	0.000-0.010 mm	0.0000-0.0004 in
Crankshaft Main Journal Width, # 2,4
Production	24.000 mm	0.9449 in
Service	23.900-24.100 mm	0.9409-0.9488 in
Crankshaft Main Journal Width, # 3
Production	24.400 mm	0.9606 in
Service	24.360-24.440 mm	0.9591-0.9622 in
Crankshaft Pilot Bearing Bore Diameter	20.965-20.995 mm	0.8254-0.8266 in
Crankshaft Rear Flange Runout	0.025 mm	0.0010 in
Crankshaft Reluctor Ring Runout - Maximum	2.000 mm	0.0787 in
Crankshaft Runout	0.030 mm	0.0012 in
Crankshaft Thrust Bearing Clearance	0.076-0.305 mm	0.003-0.0120 in
Crankshaft Thrust Surface - Height Diameter	95.000 mm	3.7401 in
Crankshaft Thrust Surface Runout	0.040	0.0016 in
Cylinder Head
Valve Guide Bore - Exhaust	6.00-6.020 mm	0.2362-0.2370 in
Valve Guide Bore - Intake	6.00-6.020 mm	0.2362-0.2370 in
Valve Guide Installed Height	14.050-14.550 mm	0.5531-0.5728 in
Valve Lifter Bore Diameter	12.008-12.030 mm	0.4728-04736 in
Lubrication System
Oil Capacity - With or Without Oil Filter Change	5.7 Liters	6 Quarts
Oil Pressure - Minimum @ Idle	69 kPa	10 psi
Oil Pressure - Minimum @ 2,000 RPM	139 kPa	20 psi
Piston Cooling Jet Valve Opening Pressure	1.7-2.3 Bar	25-33 psi
Piston Rings
Piston Ring End Gap
First Compression Ring	0.150-0.300 mm	0.0059-0.0118 in
Second Compression Ring	0.280-0.480 mm	0.0110-0.0189 in
Oil Control Ring	0.150-0.600 mm	0.0059-0.0236 in
Piston Ring to Groove Clearance
First Compression Ring	0.030-0.065 mm	0.0012-0.0026 in
Second Compression Ring	0.015-0.060 mm	0.0006-0.0024 in
Oil Control Ring	0.030-0.170 mm	0.0012-0.0699 in
Piston Ring Thickness
First Compression Ring	1.175-1.190 mm	0.0463-0.0469 in
Second Compression Ring	1.470-1.495 mm	0.0579-0.0589 in
Oil Control Ring	2.360-2.480 mm	0.0929-0.0976 in
Pistons and Pins
Piston
Piston Diameter	88.965-88.974 mm	3.5022-3.5029 in
Piston Pin Bore Diameter	24.007-24.012 mm	0.9452-0.9454 in
Piston Ring Groove Width - First Compression Ring	1.220-1.240 mm	0.0480-0.0488 in
Piston Ring Groove Width - Second Compression Ring	1.510-1.530 mm	0.0595-0.0602 in
Piston Ring Groove Width - Oil Control Ring	2.510-2.530 mm	0.0988-0.0996 in
Piston to Bore Clearance	0.022-0.032 mm	0.0008-0.0013 in
Pin
Piston Pin Clearance to Connecting Rod Bore	0.007-0.024 mm	0.0003-0.0010 in
Piston Pin Clearance to Piston Pin Bore	0.007-0.015 mm.	0.0003-0.0006 in
Piston Pin Diameter	23.997-24.000 mm	0.9448-0.9449 in
Piston Pin Length	65.24-65.74 mm	2.5685-2.5882 in
Valve System
Valves
Valve Face Angle	44.25 degrees
Valve Face Runout	0.038 mm	0.0015 in
Valve Face Width - Exhaust	2.750 mm	0.1083 in
Valve Face - Intake	2.180 mm	0.0858 in
Valve Head Diameter - Exhaust	30.470-30.730 mm	1.1996-1.2098 in
Valve Head Diameter - Intake	35.03-35.29 mm	1.3791-1.3894 in
Valve Installed Height	35.23-36.69 mm	1.3870-1.4445 in
Valve Length - Exhaust	97.11 mm	3.8232 in
Valve Length - Intake	101.23 mm	3.9854 in
Valve Seat Angle Seating Surface	45 degrees
Valve Seat Angle - Relief Surface	30 degrees
Valve Seat Angle - Undercut Surface	60 degrees
Valve Seat Roundness - Maximum	0.025 mm	0.0010 in
Valve Seat Runout - Maximum	0.080 mm	0.0032 in
Valve Seat Width - Exhaust Seating Surface	1.400-1.800 mm	0.055-0.0709 in
Valve Seat Width - Exhaust Relief Surface	0.700-0.900	0.0276-0.0354 in
Valve Seat Width - Intake Seating Surface	1.000-1.400 mm	0.0394-0.0551 in
Valve Seat Width - Intake Relief Surface	0.500-0.700 mm	0.0197-0.0276 in
Valve Stem Diameter - Exhaust	5.945-5.965 mm	0.2341-0.2348 in
Valve Stem Diameter - Intake	5.955-5.975 mm	0.2344-0.2352 in
Valve Stem-to-Guide Clearance - Exhaust	0.035-0.075 mm	0.0014-0.0030 in
Valve Stem-to-Guide Clearance - Intake	0.025-0.065 mm	0.0010-0.0026 in
Valve Lifters - Stationary Hydraulic Lash Adjuster (SHLA)
Valve Lifter (SHLA) Diameter	11.989-12.000 mm	0.4720-0.4724 in
Valve Lifter (SHLA)-to-Bore Clearance	0.008-0.041 mm	0.0003-0.0016 in
Rocker Arms
Valve Rocker Arm Ratio	1.68 to 1
Valve Rocker Arm Roller Diameter	17.740-17.800 mm	0.6987-0.7008 in
Valve Springs
Valve Spring Coil Thickness	3.250 x 3.900 mm	0.1280-0.1535 in
Valve Spring Diameter - Inside Top	12.200-12.700 mm	0.4803-0.4999 in
Valve Spring Diameter - Outside Top	20.250 mm	0.0792 in
Valve Spring Diameter - Inside Bottom	17.950-18.450 mm	0.7067-0.7264 in
Valve Spring Diameter - Outside Bottom	26.000 mm	1.0236 in
Valve Spring Free Length	42.50-45.50 mm	1.6732-1.7913 in
Valve Spring Installed Height - Closed	35.000 mm	1.3779 in
Valve Spring Installed Height - Open	24.000 mm	0.9449 in
Valve Spring Load - Closed	247-273 N	56-61 lb
Valve Spring Load - Open	598-662 N	134-149 lb

Adhesives, Fluids, Lubricants, and Sealers

Application	Type of Material	GM Part Number
Application	Type of Material	United States	Canada
Block Pan Rail	Sealant	12378521	88901148
Camshaft Prelube	Lubricant	88862586	88862827
Coolant Drain Threaded Plug	Sealant	12346004	10953480
Coolant Expansion Plugs	Sealant	12378521	88901148
Coolant and Oil Plug Threads	Sealant	12346004	10953480
Crankshaft Bearing Surfaces - Upper/Lower	Lubricant	1052367	992869
Crankshaft Bearing Surfaces - Upper/Lower	Lubricant	12345501	992704
Crankshaft Connecting Rod Bearing Journal	Lubricant	1052367	992869
Crankshaft Connecting Rod Bearing Journal	Lubricant	12345501	992704
Crankshaft Prelube	Lubricant	1052367	992869
Crankshaft Rear Oil Seal Housing	Sealant	12378521	88901148
Engine Front Cover/Split Lines	Sealant	12378521	88901148
Engine Oil	5W-30 Synthetic Oil - Mobil 1
Fuel Injection Fuel Rail Fuel Pressure Sensor Sealing Cone/Threads	Lubricant	12345610	993193
Fuel Rail Sealing Cone/Threads	Lubricant	12345610	993193
GM Fuel System Treatment Plus	Cleaner	88861011
Oil Gallery Threaded Plug	Sealant	12346004	10953480
Oil Pan, Engine Front Cover, Crankshaft Rear Oil Seal Housing, Expansion Plugs	Sealant	12378521 (150g cartridge)	88901148
	Sealant	88861417 (75 gram squeeze tube)	88861418
Piston Pin Bores	Lubricant	1052367	992869
Positive Crankcase Ventilation (PCV) Orifice	Sealant	12378521	88901148
Stationary Hydraulic Lash Adjuster (SHLA)	Engine Oil	12345610	993193
SHLA Bores in Cylinder Head	Engine Oil	12345610	993193
SHLA Pivot Spheres	Lubricant	12345501	992704
Thread Repair	Cutting Fluid	1052864	992881
	Cleaner	12346139 or 12377981	10953463
	Sealant	12345493	10953488
Valve Stem/Guide ID	Lubricant	12345501	992704

Scheme 86

Scheme 86: Thread Repair Specifications

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M6 x 1.0	201	202	N/A	203	204	205	22.5	0.8858	18.0	0.7087
2	M6 x 1.0	201	202	N/A	203	204	205	THRU		THRU
3	M6 x 1.0	701	N/A	N/A	203	204	205	28.5	1.1220	24.0	0.9449
4	M20 x 1.5	715	716	N/A	717	718	719	25.0	0.9842	17.0	0.6693

Left Cylinder Head Camshaft Cover Face (LAU or LBW)

Scheme 87

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385						MM	(IN)	MM	(IN)
1	M6 x 1.0	201	202	N/A	203	204	205	22.5	0.8858	18.0	0.7087
2	M6 x 1.0	201	202	N/A	203	204	205	THRU		THRU
3	M6 x 1.0	701	N/A	N/A	203	204	205	28.5	1.1220	24.0	0.9449
4	M20 x 1.5	715	716	N/A	717	718	719	25.0	0.9842	17.0	0.6693

Left Cylinder Head Camshaft Cover Face (LF1)

Scheme 88

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M8 x 1.25	206	207	N/A	208	209	210	THRU		THRU
2	M12 x 1.75	856	857	N/A	858	859	416	40.0	1.5748	32.5	1.2795
3	M8 x 1.25	206	207	N/A	208	209	210	18.0	0.7087	22.5	0.8858

Left Cylinder Head Front Face

Scheme 89

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M8 x 1.25	206	207	N/A	208	209	210	28.5	1.1220	23.0	0.9055

Left Cylinder Head Intake Face (LAU or LBW)

Scheme 90

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385						MM	(IN)	MM	(IN)
1	M8 x 1.25	206	207	N/A	208	209	210	28.5	1.1220	23.0	0.9055

Left Cylinder Head Intake Face (LF1)

Scheme 91

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M10 x 1.5	211	212	N/A	213	214	215	33.5	1.3189	27.0	1.0630
2	M12 x 1.5	705	706	N/A	707	708	709	27.5	1.0827	13.0	0.5118
3	M6 x 1.0	201	202	N/A	203	204	205	22.5	0.8858	18.0	0.0000
4	M8 x 1.25	206	207	N/A	208	209	210	28.5	1.1220	23.0	0.9055

Left Cylinder Head Exhaust Face (LAU or LBW)

Scheme 92

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M10 x 1.5	211	212	N/A	213	214	215	33.5	1.3189	27.0	1.0630
2	M12 x 1.5	705	706	N/A	707	708	709	27.5	1.0827	13.0	0.5118
3	M6 x 1.0	201	202	N/A	203	204	205	22.5	0.8858	18.0	0.0000
4	M10 x 1.5	211	212	N/A	213	214	215	26.5	1.0433	20.0	0.7874

Left Cylinder Head Exhaust Face (LF1)

Scheme 93

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M10 x 1.5	211	212	N/A	213	214	215	33.5	1.3189	27.0	1.0630

Left Cylinder Head Rear Face (LAU or LBW)

Scheme 94

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385						MM	(IN)	MM	(IN)
1	M10 x 1.5	211	212	N/A	213	214	215	33.5	1.3189	27.0	1.0630

Left Cylinder Head Rear Face (LF1)

Scheme 95

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M6 x 1.0	201	202	N/A	203	204	205	THRU		THRU
2	M6 x 1.0	701	N/A	N/A	203	204	205	28.5	1.1220	24.0	0.9449
3	M20 x 1.5	715	716	N/A	717	718	719	25.0	0.9842	17.0	0.6693
4	M6 x 1.0	201	202	N/A	203	204	205	22.5	0.8858	18.0	0.7087

Right Cylinder Head Camshaft Cover Face

Scheme 96

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M8 x 1.25	206	207	N/A	208	209	210	THRU		THRU
2	M6 x 1.0	201	202	N/A	203	204	205	22.5	0.8880	18.0	0.7087
3	M6 x 1.0	201	202	N/A	203	204	205	THRU		THRU
4	M8 x 1.25	206	207	N/A	208	209	210	28.5	1.1220	23.0	0.9055
5	M12 x 1.75	856	857	N/A	858	859	416	40.0	1.5748	32.5	1.2795

Right Cylinder Head Front Face

Scheme 97

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M8 x 1.25	206	207	N/A	208	209	210	28.5	1.1220	23.0	0.9055

Right Cylinder Head Intake Face (LAU or LBW)

Scheme 98

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385						MM	(IN)	MM	(IN)
1	M8 x 1.25	206	207	N/A	208	209	210	28.5	1.1220	23.0	0.9055

Right Cylinder Head Intake Face (LF1)

Scheme 99

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M6 x 1.0	201	202	N/A	203	204	205	22.5	0.8858	18.0	0.0000
2	M10 x 1.5	211	212	N/A	213	214	215	33.5	1.3189	27.0	1.0630
3	M8 x 1.25	206	207	N/A	208	209	210	28.5	1.1220	23.0	0.9055

Right Cylinder Head Exhaust Face (LAU or LBW)

Scheme 100

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
		J 42385						MM	(IN)	MM	(IN)
1	M6 x 1.0	201	202	N/A	203	204	205	22.5	0.8858	18.0	0.0000
2	M10 x 1.5	211	212	N/A	213	214	215	33.5	1.3189	27.0	1.0630
3	M8 x 1.25	206	207	N/A	208	209	210	28.5	1.1220	23.0	0.9055
4	M10 x 1.5	211	212	N/A	213	214	215	26.5	1.0433	20.0	0.7874

Right Cylinder Head Exhaust Face (LF1)

Scheme 101

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M10 x 1.5	211	212	N/A	213	214	215	33.5	1.3189	27.0	1.0630

Right Cylinder Head Rear Face

Scheme 102

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M8 x 1.25	206	207	N/A	208	209	210	28.5	1.1220	23.0	0.9055
2	M10 x 1.5	211	212	N/A	213	214	215	33.5	1.3189	27.0	1.0630
3	M8 x 1.25	206	207	N/A	208	209	210	THRU		23.0	0.9055
4	M8 x 1.25	206	207	N/A	208	209	210	THRU		THRU
5	M10 x 1.5	211	212	N/A	213	214	215	28.0	1.1024	28.0	1.1024
6	M10 x 1.5	211	212	N/A	213	214	215	THRU		20.0	0.7874
7	M10 x 1.5	211	212	N/A	213	214	215	THRU		28.0	1.1024

Engine Block Front

Scheme 103

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M8 x 1.25	206	207	N/A	208	209	210	28.5	1.1220	23.0	0.9055
2	M20 x 1.5	715	716	N/A	717	718	719	30.0	1.1810	20.0	0.7874
3	M10 x 1.5	211	212	N/A	213	214	215	33.5	1.3190	27.0	1.0630
4	M14 x 1.5	409	410	N/A	411	412	735	THRU		15.0	0.5905
5	M8 x 1.25	206	207	N/A	208	209	415	16.5	0.6496	11.0	0.4331

Engine Block Left Side

Scheme 104

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M6 x 1.0	201	202	N/A	203	204	205	22.5	0.8858	18.0	0.7087
2	M8 x 1.25	206	207	N/A	208	209	210	28.5	1.1220	23.0	0.9055
3	M14 x 1.5	409	410	N/A	411	412	735	THRU		15.0	0.5905
4	M10 x 1.5	211	212	N/A	213	214	215	33.5	1.3190	27.0	1.0630

Engine Block Right Side

Scheme 105

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M10 x 1.5	211	212	N/A	213	214	420	33.5	1.3190	27.0	1.0630
2	M6 x 1.0	201	202	N/A	203	204	205	22.5	0.8858	18.0	0.7087
3	M14 x 1.5	409	410	N/A	411	412	735	THRU		15.0	0.5905
4	M10 x 1.5	211	212	N/A	213	214	216	39.5	1.5551	33.0	1.2992
5	M10 x 1.5	211	212	N/A	213	214	420	THRU		THRU

Engine Block Rear

Scheme 106

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M10 x 2.0	720	N/A	N/A	721	722	104	56.0	2.2047	49.0	1.9291
2	M8 x 1.25	702	N/A	N/A	703	704	620	46.0	1.8110	40.5	1.5945
3	M8 x 1.25	206	207	N/A	208	209	210	28.5	1.1220	23.0	0.9055
4	M6 x 1.0	201	202	N/A	203	204	205	THRU		THRU

Engine Block Bottom

Scheme 107

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M8 x 1.25	206	207	N/A	208	209	210	28.5	1.1220	23.0	0.9055
2	M11 x 2.0	723	N/A	N/A	724	725	108	102.5	4.0354	94.0	3.7008

Engine Block Left Deck Face

Scheme 108

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M11 x 2.0	723	N/A	N/A	724	725	108	102.5	4.0354	94.0	3.7008
2	M8 x 1.25	206	207	N/A	208	209	210	28.5	1.1220	23.0	0.9055

Engine Block Right Deck Face

Scheme 109

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M6 x 1.0	201	202	N/A	203	204	205	THRU		THRU
2	M8 x 1.25	206	207	N/A	208	209	210	28.5	1.1220	23.0	0.9055
3	M6 x 1.0	201	202	N/A	203	204	205	21.5	0.8465	18.0	0.7087
4	M10 x 1.5	211	212	N/A	213	214	215	THRU		THRU
5	M10 x 1.5	211	212	N/A	213	214	420	32.5	1.2795	27.0	1.0630

Engine Front Cover (LF1)

Scheme 110

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M6 x 1.0	201	202	N/A	203	204	205	THRU		THRU
2	M8 x 1.25	206	207	N/A	208	209	210	28.5	1.1220	23.0	0.9055
3	M6 x 1.0	201	202	N/A	203	204	205	21.5	0.8465	18.0	0.7087
4	M10 x 1.5	211	212	N/A	213	214	215	THRU		THRU
5	M10 x 1.5	211	212	N/A	213	214	420	32.5	1.2795	27.0	1.0630

Engine Front Cover (LAU or LBW)

Scheme 111

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M8 x 1.25	206	207	N/A	208	209	210	28.5	1.1220	23.0	0.9055
2	M10 x 1.5	211	212	N/A	213	214	215	33.5	1.3189	27.0	1.0630
3	M8 x 1.25	610	N/A	N/A	208	209	620	37.5	1.4764	32.0	1.2598

Oil Pan Front

Scheme 112

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M10 x 1.5	211	212	N/A	213	214	420	33.5	1.3189	27.0	1.0630

Oil Pan Left Side

Scheme 113

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M12 x 1.75	856	857	N/A	858	859	855	39.5	1.5551	32.0	1.2598
2	M12 x 1.75	856	N/A	N/A	858	859	855	39.5	1.5551	32.0	1.2598

Oil Pan Right Side

Scheme 114

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M10 x 1.5	211	212	N/A	213	214	420	33.5	1.3189	27.0	1.0630

Oil Pan Rear

Scheme 115

Hole Location	Thread Size	Drill	Counter Bore Tool	Stop Collar	Tap	Driver	Insert	Drill Depth (Maximum)		Tap Depth (Minimum)
J 42385								MM	(IN)	MM	(IN)
1	M6 x 1.0	701	N/A	N/A	203	204	205	28.0	1.1024	23.5	0.9252

Oil Pan Top

Engine Mechanical - 2.8l or 3.0l - Specifications Cadillac SRX II