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Engine Mechanical 1.0L 3-CYL: Specifications Chevrolet Metro I

Mechanical

Crankcase Capacity

Crankcase capacity with oil filter change is 3.5 qts. (3.3L).

TORQUE SPECIFICATIONS

ApplicationFt. Lbs. (N.m)
A/C Compressor Mounting Bolts
Compressor-To-Bracket Bolts16-20 (22-27)
Front Bracket Bolts47-50 (64-68)
Right Side Bracket Bolts25-29 (34-39)
Axle Shaft Center Support Bolts44 (60)
Axle Shaft Nut129 (175)
Ball Joint-To-Steering Knuckle Nut44 (60)
Camshaft Sprocket Bolt44 (60)
Connecting Rod Nut26 (35)
Crankshaft Pulley Bolt12 (16)
Crankshaft Sprocket Bolt96 (130)
Cylinder Head Bolt(1) 54 (73)
Engine Mounting Bolts41 (56)
Engine Oil Drain Plug26 (35)
Exhaust Manifold-To-Front Pipe/TWC Catalytic Converter Bolts33 (45)
Exhaust Manifold-To-Head Bolt/Nut17 (23)
Flywheel Bolt
A/T (Flywheel-to-Torque Converter)14 (19)
M/T55 (75)
Generator Bolts17 (23)
Intake Manifold Bolt/Nut17 (23)
Main Bearing Cap Bolt40 (54)
Spark Plug21 (28)
Timing Belt Tensioner Bolt20 (27)
Torque Rod Bolts/Nut41 (56)
Transaxle Drain Plug
A/T17 (23)
M/T15 (20)
Water Pump Pulley Bolts18 (24)
Wheel Lug Nut44 (60)
INCH Lbs. (N.m)
Air Cleaner-To-Cylinder Head Bolt89 (10)
Camshaft Bearing Cap Bolt(2) 97 (11)
Oil Pan Bolt/Nuts97 (11)
Oil Pump Cover Bolt97 (11)
Oil Pump Mounting Bolt(3) 97 (11)
Oil Pump Pick-Up Tube Bolt97 (11)
Timing Belt Cover Bolt97 (11)
Timing Belt Tensioner Stud97 (11)
Valve Cover Bolt44 (5)
Water Pump Bolt115 (13)
(1) Tighten bolts to specification in sequence. (Схема №5) (2) Tighten bolts to specification in sequence. (Схема №11) (3) Apply thread sealant to designated bolt. (Схема №15)
(1)Tighten bolts to specification in sequence. (Схема №5)
(2)Tighten bolts to specification in sequence. (Схема №11)
(3)Apply thread sealant to designated bolt. (Схема №15)

TORQUE SPECIFICATIONS

GENERAL ENGINE SPECIFICATIONS

ApplicationSpecification
Displacement61 Cu. In. (1.0L)
Bore2.91" (73.9 mm)
Stroke3.03" (77.0 mm)
Compression Ratio9.5:1
Fuel SystemTBI

GENERAL ENGINE SPECIFICATIONS

CRANKSHAFT, MAIN BEARINGS & CONNECTING ROD BEARINGS SPECIFICATIONS

ApplicationIn. (mm)
Crankshaft
End Play
Standard.0044-.0122 (.112-.310)
Wear Limit.0149 (.378)
Runout.0023 (.058)
Main Bearings
Journal Diameter (1)
No. 11.7714-1.7716 (44.994-45.000)
No. 21.7712-1.7714 (44.988-44.994)
No. 31.7710-1.7712 (44.982-44.988)
Undersized1.7611-1.7618 (44.732-44.750)
Journal Out-Of-Round.0004 (.010)
Journal Taper.0004 (.010)
Oil Clearance
Standard.00008-.00015 (.0020-.0038)
Wear Limit.0023 (.058)
Main Bearing Cap Bore
Diameter (Without Bearing)
Stamped "A"1.9292-1.9294 (49.002-49.007)
Stamped "B"1.9294-1.9296 (49.007-49.012)
Stamped "C"1.9296-1.9298 (49.012-49.017)
(1) Use number stamped on crankshaft counterweight (if provided) to determine journal diameter.
(1)Use number stamped on crankshaft counterweight (if provided) to determine journal diameter.

CRANKSHAFT, MAIN & CONNECTING ROD BEARINGS

CONNECTING RODS SPECIFICATIONS

ApplicationIn. (mm)
Crank Pin Journal
Journal Diameter
Standard1.6529-1.6535 (41.984-42.000)
Undersize1.6430-1.6437 (41.732-41.750)
Journal Out-Of-Round.0004 (.010)
Journal Taper.0004 (.010)
Oil Clearance
Standard.0008-.0019 (.020-.050)
Wear Limit.0031 (.080)
Maximum Bend.0002 (.005)
Maximum Twist.004 (.10)
Side Play
Standard.0039-.0078 (.099-.199)
Wear Limit.0137 (.349)

CONNECTING RODS

PISTONS, PISTON PINS & PISTON RINGS SPECIFICATIONS

ApplicationIn. (mm)
Pistons
Clearance.0008-.0015 (.020-.038)
Diameter (1)
No. 12.9126-2.9130 (73.980-73.990)
No. 22.9122-2.9126 (73.970-73.980)
Rings
No. 1 (Compression)
End Gap
Standard.0079-.0118 (.201-.300)
Wear Limit.0276 (.701)
Groove Clearance.0012-.0027 (.030-.069)
No. 2 (Compression)
End Gap
Standard.0079-.0118 (.201-.300)
Wear Limit.0276 (.701)
Groove Clearance.0008-.0023 (.020-.058)
No. 3 & No. 4 (Oil)
End Gap
Standard.0079-.0275 (.201-.699)
Wear Limit.0708 (1.798)
(1) Piston diameter may be determined by piston identification mark on top of piston (if provided).
(1)Piston diameter may be determined by piston identification mark on top of piston (if provided).

PISTONS, PINS & RINGS

CYLINDER BLOCK SPECIFICATIONS

ApplicationIn. (mm)
Cylinder Bore
Standard Diameter (1)
No. 12.9138-2.9142 (74.011-74.021)
No. 22.9134-2.9138 (74.000-74.011)
Maximum Diameter2.9193 (74.150)
Maximum Taper.004 (.10)
Maximum Out-Of-Round.004 (.10)
Maximum Deck Warpage.0020 (.05)
(1) Cylinder bore diameter may be determined by number on deck surface of cylinder block (if provided).
(1)Cylinder bore diameter may be determined by number on deck surface of cylinder block (if provided).

CYLINDER BLOCK

ENGINE VALVES & VALVE SPRINGS SPECIFICATIONS

ApplicationSpecification
Intake Valves
Face Angle45°
Head Thickness.039" (.99 mm)
Head Thickness Limit.023" (.60 mm)
Stem Diameter.2148-.2157" (5.456-5.479 mm)
Runout Limit.003" (.08 mm)
Exhaust Valves
Face Angle45°
Head Thickness.047" (1.19 mm)
Head Thickness Limit.027" (.69 mm)
Stem Diameter.2142-.2148" (5.440-5.456 mm)
Runout Limit.003" (.08 mm)
Valve Springs
Free Length
Standard1.6649" (42.29 mm)
Wear Limit1.6142" (41.00 mm)
Out-Of-Square.079" (2.01 mm)
Lbs. @ In. (kg @ mm)
Pressure (Valve Closed)
Standard46.1-51.8 @ 1.28 (20.9-23.5 @ 32.5)
Wear Limit41.2 @ 1.28 (18.7 @ 32.5)

VALVES & VALVE SPRINGS

CYLINDER HEAD SPECIFICATIONS

ApplicationSpecification
Maximum Warpage
Cylinder Block Surface.002" (.05 mm)
Manifold Surface.004" (.10 mm)
Valve Seats
Seat Angle45°
Seat Width.0512-.0590" (1.300-1.499 mm)
Valve Guides
Intake Valve
Valve Guide I.D..2165-.2170" (5.499-5.512 mm)
Valve Guide Installed Height.45" (11.5 mm)
Valve Stem-To-Guide Oil Clearance
Standard.0008-.0022" (.020-.056 mm)
Wear Limit.0027" (.069 mm)
Exhaust Valve
Valve Guide I.D..2165-.2170" (5.499-5.512 mm)
Valve Guide Installed Height.45" (11.5 mm)
Valve Stem-To-Guide Oil Clearance
Standard.0018-.0028" (.046-.071 mm)
Wear Limit.0035" (.089 mm)

CYLINDER HEAD

CAMSHAFT SPECIFICATIONS

ApplicationIn. (mm)
Bore Diameter (1)
Except No. 11.1811-1.1819 (29.999-30.020)
No. 11.0236-1.0244 (25.999-26.020)
Journal Diameter (1)
Except No. 11.1795-1.1803 (29.959-29.980)
No. 11.0220-1.0228 (25.959-25.979)
Journal Runout.0039 (.010)
Lobe Height
Standard1.5911-1.5974 (40.415-40.575)
Wear Limit1.5872 (40.315)
Oil Clearance
Standard.0008-.0024 (.020-.061)
Wear Limit.0047 (.119)
(1) Number one is at timing belt end of camshaft.
(1)Number one is at timing belt end of camshaft.

CAMSHAFT

VALVE LASH ADJUSTERS SPECIFICATIONS

ApplicationIn. (mm)
Bore Diameter1.2205-1.2214 (31.001-31.024)
HVL Diameter1.2188-1.2194 (30.958-30.973)
Oil Clearance
Standard.0010-.0025 (.025-.064)
Wear Limit.0059 (.150)

HYDRAULIC VALVE LASH (HVL) ADJUSTERS

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