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.
2009 Chevrolet Corvette V8-6.2L SCFACTORY OEM SERVICE PROCEDURE
Connecting Rod, Engine
CONNECTING ROD NUT/BOLT
Connecting Rod Bolts
First Pass 20 Nm (15 lb ft)
Final Pass 110 degrees
Connecting Rod Side Clearance 0.11-0.51 mm (0.00433-0.02 in)
Connecting Rod Bore Diameter
Bearing End 56.505-56.525 mm (2.224-2.225 in)
Connecting Rod Bore Out-of-Round - Bearing End
Production 0.004-0.008 mm (0.00015-0.0003 in)
Service 0.004-0.008 mm (0.00015-0.0003 in)
Connecting Rod Journal Diameter
Production 53.318-53.338 mm (2.0991-2.0999 in)
Service 53.308 mm (2.0987 in)
Connecting Rod Journal Out-of-Round
Production 0.005 mm (0.0002 in)
Service 0.01 mm (0.0004 in)
Connecting Rod Journal Taper - Maximum for 1/2 of Journal Length
Production 0.005 mm (0.0002 in)
Service 0.02 mm (0.00078 in)
Connecting Rod Bolts
First Pass 20 Nm (15 lb ft)
Final Pass 110 degrees
Connecting Rod Side Clearance 0.11-0.51 mm (0.00433-0.02 in)
Connecting Rod Bore Diameter
Bearing End 56.505-56.525 mm (2.224-2.225 in)
Connecting Rod Bore Out-of-Round - Bearing End
Production 0.004-0.008 mm (0.00015-0.0003 in)
Service 0.004-0.008 mm (0.00015-0.0003 in)
Connecting Rod Journal Diameter
Production 53.318-53.338 mm (2.0991-2.0999 in)
Service 53.308 mm (2.0987 in)
Connecting Rod Journal Out-of-Round
Production 0.005 mm (0.0002 in)
Service 0.01 mm (0.0004 in)
Connecting Rod Journal Taper - Maximum for 1/2 of Journal Length
Production 0.005 mm (0.0002 in)
Service 0.02 mm (0.00078 in)
Factory Service Tools
Use the Manual With the Right Hardware
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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.