ORIGINAL HOME USED:
1. Converts reciprocating motion into rotary motion – Changes the up-and-down movement of the pistons into rotational force to drive the vehicle.
2. Transmits engine power – Delivers the engine’s power to the flywheel and transmission.
3. Supports connecting rods – Provides journals where the connecting rods attach and rotate smoothly.
4. Maintains engine balance – Counterweights help reduce engine vibration and ensure smooth operation.
5. Drives engine components – Powers components such as the timing system, oil pump, and, in some engines, other accessories.
WHY IT MUST BE REPLACED?
1 Bent or cracked due to engine damage or an accident.
2 Excessive wear on the main or rod journals.
3 Severe scoring or overheating damage.
4 Failure caused by oil starvation or bearing seizure.
5 Damage beyond regrinding limits