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.
2010 Mazda 6 L4-2.5LFACTORY OEM SERVICE PROCEDURE
Connecting Rod, Engine
Maximum Side Clearance 0.435 mm {0.0171 in}
Standard Bearing Oil Clearance 0.026�0.052 mm {0.0011�0.0020 in}
Maximum Bearing Oil Clearance 0.1 mm {0.003 in}
Crank Pin Diameter
STD: 51.980�52.000 mm {2.0465�2.0472 in}
OS: 0.25: 51.730�51.750 mm {2.0367�2.0374 in}
Maximum crank pin off-round 0.005 mm {0.0001 in}
Standard Bearing Oil Clearance 0.026�0.052 mm {0.0011�0.0020 in}
Maximum Bearing Oil Clearance 0.1 mm {0.003 in}
Crank Pin Diameter
STD: 51.980�52.000 mm {2.0465�2.0472 in}
OS: 0.25: 51.730�51.750 mm {2.0367�2.0374 in}
Maximum crank pin off-round 0.005 mm {0.0001 in}
Factory Service Tools
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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.