Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2007AVEO L4-1.6LREPAIR AND DIAGNOSISENGINE, COOLING AND EXHAUSTENGINECYLINDER BLOCK ASSEMBLYSPECIFICATIONS
2007 Chevrolet Aveo L4-1.6L
Cylinder Block Assembly: Specifications
2007 Chevrolet Aveo L4-1.6LSECTION Specifications
Piston
Diameter 78.970 mm (3.07 in)
Clearance to Bore 0.02-0.04 mm (0.0008-0.0016 in)
Piston Rings
Ring, End Gap - Top Compression 0.15-0.3 mm (0.006-0.012 in)
Ring, End Gap - Second Compression 0.3-0.5 mm (0.012-0.019 in)
Groove Clearance - Top Impression 0.05-0.08 mm (0.0019-0.0031 in)
Groove Clearance - Second Compression 0.05-0.082 mm (0.002-0.003 in)
Piston Pin)
Diameter 18 mm (0.708 in)
Pin Off-Set 0.5-0.7 mm (0.019-0.027 in)
Crankshaft)
Main Journal - Diameter - All 54.982-54.994 mm (2.164-2.165 in)
Taper - Maximum 0.005 mm (0.0001 in)
Out of Round - Maximum 0.004 mm (0.0001 in)
Main Bearing Clearance - All 0.026-0.042 mm (0.001-0.00165 in)
Crankshaft End Play 0.05-0.28 mm (0.002-0.011 in)
Connecting Rod Journal - Diameter - All 43 mm (1.69 in)
Taper - Maximum 0.005 mm (0.00019 in)
Out of Round - Maximum 0.004 mm (0.00015 in)
Rod Bearing Clearance - All 0.019-0.07 mm (0.0007-0.0027 in)
Rod Side Clearance 0.07-0.242 mm (0.0027-0.009 in)
Crankshaft Bearing Cap Bolts 50 N.m+45°+15° (37 lb ft+45°+15°)
Connecting Rod Bearing Cap Bolts 25 N.m+30°+15° (18 lb ft+30°+15°)
Crankshaft Pulley Bolt 95 N.m+30°+15° (70 lb ft+30°+15°)
Diameter 78.970 mm (3.07 in)
Clearance to Bore 0.02-0.04 mm (0.0008-0.0016 in)
Piston Rings
Ring, End Gap - Top Compression 0.15-0.3 mm (0.006-0.012 in)
Ring, End Gap - Second Compression 0.3-0.5 mm (0.012-0.019 in)
Groove Clearance - Top Impression 0.05-0.08 mm (0.0019-0.0031 in)
Groove Clearance - Second Compression 0.05-0.082 mm (0.002-0.003 in)
Piston Pin)
Diameter 18 mm (0.708 in)
Pin Off-Set 0.5-0.7 mm (0.019-0.027 in)
Crankshaft)
Main Journal - Diameter - All 54.982-54.994 mm (2.164-2.165 in)
Taper - Maximum 0.005 mm (0.0001 in)
Out of Round - Maximum 0.004 mm (0.0001 in)
Main Bearing Clearance - All 0.026-0.042 mm (0.001-0.00165 in)
Crankshaft End Play 0.05-0.28 mm (0.002-0.011 in)
Connecting Rod Journal - Diameter - All 43 mm (1.69 in)
Taper - Maximum 0.005 mm (0.00019 in)
Out of Round - Maximum 0.004 mm (0.00015 in)
Rod Bearing Clearance - All 0.019-0.07 mm (0.0007-0.0027 in)
Rod Side Clearance 0.07-0.242 mm (0.0027-0.009 in)
Crankshaft Bearing Cap Bolts 50 N.m+45°+15° (37 lb ft+45°+15°)
Connecting Rod Bearing Cap Bolts 25 N.m+30°+15° (18 lb ft+30°+15°)
Crankshaft Pulley Bolt 95 N.m+30°+15° (70 lb ft+30°+15°)
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.