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Engine Mechanical - 3.4L V6 (VIN E): Specifications Oldsmobile Alero I

Mechanical

Crankcase Capacity

Engine oil capacity is 4.0 qts. (3.8L). More oil will be needed when changing oil filter.

TORQUE SPECIFICATIONS

ApplicationFt. Lbs. (N.m)
Camshaft Sprocket Bolt103 (140)
Connecting Rod Cap Nut
Step 115 (20)
Step 2Additional 75 Degrees
Crankshaft Balancer Bolt76 (103)
Cylinder Head Bolt (NEW Bolts) (1)
Step 1(2)
Step 2(2)
Engine Mount Bracket-To-Oil Pan43 (58)
Engine Mount Nut32 (43)
Engine Mount Strut Bracket
Right37 (50)
Left52 (71)
Radiator21 (28)
Exhaust Crossover Pipe Nut18 (25)
Exhaust Manifold Nut12 (16)
Flexplate/Flywheel Bolt (3)52 (71)
Front Timing Case Cover Bolt
Large Diameter
Long41 (56)
Short35 (47)
Small Diameter16 (21)
Ignition Coil Bracket18 (25)
Main Bearing Cap Bolt
Step 137 (50)
Step 2Additional 77 Degrees
Oil Cooler Fitting37 (50)
Oil Pan-To-Block
Bottom Bolt18 (24)
Side Bolt37 (50)
Oil Pump Mounting Bolt30 (41)
Serpentine Drive Belt Tensioner Bolt37 (50)
Spark Plugs15 (20)
Thermostat Housing20 (27)
Throttle Body Bolt19 (25)
Timing Chain Damper Bolt15 (20)
Upper Intake Manifold Bolt18 (24)
Water Pump Pulley Bolt18 (24)
INCH Lbs. (N.m)
Camshaft Thrust Plate Bolt89 (10)
Lower Intake Manifold Bolt (4)
Step 1(5)
Step 2(6)
Rocker Arm Bolt
Step 1124 (14)
Step 2Additional 30 Degrees
Thermostat By-Pass Pipe-To-Front Cover Bolt106 (12)
Valve Cover Bolt (7)89 (10)
Valve Lifter Guide Bolt89 (10)
Water Pump-To-Front Cover Bolt89 (10)
(1) Apply Sealant (1052080) to cylinder head bolts. (2) Refer to TSB REVISED CYLINDER HEAD BOLT TORQUE SPECIFICATION AND TIGHTENING SEQUENCE. Tighten cylinder head bolts in sequence. (Схема №5) (3) Apply Thread Locker (12345382) to flexplate/flywheel bolts. (4) Install lower intake manifold using NEW bolts that have a threadlocker adhesive added. If reusing original bolts, clean bolt threads and apply sealant (12345382) to bolt threads. (5) Tighten lower intake manifold vertical bolts (4 middle bolts) to 62 INCH lbs. (7 N.m). (Схема №3) Tighten lower intake manifold diagonal bolts (4 outer bolts) to 62 INCH lbs. (7 N.m). (6) Tighten lower intake manifold vertical bolts (4 middle bolts) to 115 INCH lbs. (13 N.m). (Схема №3) Tighten lower intake manifold diagonal bolts (4 outer bolts) to 18 Ft. lbs. (25 N.m). (7) Finger tighten first.
(1)Apply Sealant (1052080) to cylinder head bolts.
(2)Refer to TSB REVISED CYLINDER HEAD BOLT TORQUE SPECIFICATION AND TIGHTENING SEQUENCE. Tighten cylinder head bolts in sequence. (Схема №5)
(3)Apply Thread Locker (12345382) to flexplate/flywheel bolts.
(4)Install lower intake manifold using NEW bolts that have a threadlocker adhesive added. If reusing original bolts, clean bolt threads and apply sealant (12345382) to bolt threads.
(5)Tighten lower intake manifold vertical bolts (4 middle bolts) to 62 INCH lbs. (7 N.m). (Схема №3) Tighten lower intake manifold diagonal bolts (4 outer bolts) to 62 INCH lbs. (7 N.m).
(6)Tighten lower intake manifold vertical bolts (4 middle bolts) to 115 INCH lbs. (13 N.m). (Схема №3) Tighten lower intake manifold diagonal bolts (4 outer bolts) to 18 Ft. lbs. (25 N.m).
(7)Finger tighten first.

TORQUE SPECIFICATIONS

GENERAL SPECIFICATIONS

ApplicationSpecification
Displacement209 Cu. In. (3.4L)
Bore3.62" (92.0 mm)
Stroke3.31" (84.1 mm)
Compression Ratio9.6:1
Fuel SystemSFI

GENERAL SPECIFICATIONS

CRANKSHAFT, MAIN BEARINGS & CONNECTING ROD BEARINGS SPECIFICATIONS

ApplicationIn. (mm)
Crankshaft End Play.0024-.0083 (.061-.211)
Main Bearings
Journal Diameter2.6473-2.6483 (67.241-67.267)
Journal Out-Of-Round.0002 (.005)
Journal Runout.0016 (.041)
Journal Taper.0002 (.005)
Oil Clearance
Except Thrust Bearing.0008-.0025 (.020-.064)
Thrust Bearing.0012-.0030 (.030-.076)
Connecting Rod Bearings
Journal Diameter1.9987-1.9994 (50.767-50.785)
Journal Out-Of-Round.0002 (.005)
Journal Taper.0002 (.005)
Oil Clearance.0007-.0024 (.018-.061)

CRANKSHAFT, MAIN & CONNECTING ROD BEARINGS

CONNECTING RODS SPECIFICATIONS

ApplicationIn. (mm)
Bore Diameter
Pin Bore(1)
Crankpin Bore2.124-2.125 (53.95-53.98)
Maximum Bend (2).007 (.18)
Maximum Twist (3).0015 (.038)
Side Play.0015 (.038)
(1) Information not available from manufacturer. (2) Per 3" (76.2 mm) of rod length. (3) Per 1" (25.4 mm) of rod length.
(1)Information not available from manufacturer.
(2)Per 3" (76.2 mm) of rod length.
(3)Per 1" (25.4 mm) of rod length.

CONNECTING RODS

PISTONS, PISTON PINS & PISTON RINGS SPECIFICATIONS

ApplicationIn. (mm)
Pistons
Clearance.0013-.0027 (.033-.069)
Diameter3.6209-3.6216 (91.971-91.989)
Pin Bore.9057-.9060 (23.005-23.012)
Pins
Diameter.9052-.9054 (22.992-22.997)
Piston Fit.0004-.0008 (.010-.020)
Rod FitPress Fit
Rings
No. 1
End Gap.006-.014 (.15-.36)
Side Clearance.002-.003 (.05-.08)
No. 2
End Gap.019-.029 (.48-.74)
Side Clearance.002-.0035 (.05-.09)
No. 3 (Oil)
End Gap.010-.030 (.25-.80)
Side Clearance (Max.).008 (.20)

PISTONS, PINS & RINGS

CYLINDER BLOCK SPECIFICATIONS

ApplicationIn. (mm)
Camshaft Bearing Bore
Front & Rear2.0090-2.0110 (51.029-51.079)
No. 2 & 31.9990-2.0010 (50.775-50.825)
Crankshaft Main Bearing Bore2.8407-2.8412 (72.155-72.168)
Cylinder Bore
Diameter3.6228-3.6235 (92.019-92.037)
Maximum Taper.0004 (.010)
Maximum Out-Of-Round.0003 (.008)
Maximum Deck Warpage (1)N/A
(1) Information is not available from manufacturer. DO NOT machine more than .010" (.25 mm) from original surface.
(1)Information is not available from manufacturer. DO NOT machine more than .010" (.25 mm) from original surface.

CYLINDER BLOCK

ENGINE VALVES & VALVE SPRINGS SPECIFICATIONS

ApplicationSpecification
Valves
Face Angle45°
Margin
Exhaust.0106" (.269 mm)
Intake.0083" (.211 mm)
Valve Springs
Free Length1.89" (48 mm)
Installed Height1.701" (43.21 mm)
Lbs. @ In. (kg @ mm)
Pressure
Valve Closed75 @ 1.70 (34 @ 43.2)
Valve Open230 @ 1.26 (104.3 @ 32.0)

VALVES & VALVE SPRINGS

CYLINDER HEAD SPECIFICATIONS

ApplicationSpecification
Valve Seats
Intake Valve
Seat Angle46°
Seat Width.061-.071" (1.55-1.80 mm)
Maximum Seat Runout.002" (.05 mm)
Exhaust Valve
Seat Angle46°
Seat Width.067-.079" (1.70-2.01 mm)
Maximum Seat Runout.002" (.05 mm)
Valve Guides
Valve Guide Oil Clearance.001-.003" (.03-.08 mm)

CYLINDER HEAD

CAMSHAFT SPECIFICATIONS

ApplicationIn. (mm)
Camshaft Bearing Insided Diameter1.8710-1.8720 (47.523-47.549)
Journal Diameter1.868-1.869 (47.45-47.48)
Journal Runout.001 (.03)
Lobe Lift
Intake.273 (6.93)
Exhaust.273 (6.93)
Oil Clearance.001-.004 (.03-.10)

CAMSHAFT

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