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 MANUALSCHEVROLET2008IMPALA V6-3.5LREPAIR AND DIAGNOSISENGINE, COOLING AND EXHAUSTENGINECYLINDER BLOCK ASSEMBLYPISTON PINSPECIFICATIONS
2008 Chevrolet Impala V6-3.5L
Piston Pin: Specifications
2008 Chevrolet Impala V6-3.5LSECTION Specifications
Pin
Piston Pin Clearance to Connecting Rod Bore - Press Fit -0.022 to -0.044 mm (-0.0008 to -0.0017 in)
Piston Pin Clearance to Piston Pin Bore 0.008-0.016 mm (0.0003-0.0006 in)
Piston Pin Diameter 23.997-24.000 mm (0.9447-0.9448 in)
Piston Pin Length 59.87-60.13 mm (2.35-2.36 in)
Piston Pin Clearance to Connecting Rod Bore - Press Fit -0.022 to -0.044 mm (-0.0008 to -0.0017 in)
Piston Pin Clearance to Piston Pin Bore 0.008-0.016 mm (0.0003-0.0006 in)
Piston Pin Diameter 23.997-24.000 mm (0.9447-0.9448 in)
Piston Pin Length 59.87-60.13 mm (2.35-2.36 in)
RENDER: 1.0x
NO RELATED
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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.