Connecting Rod
- Clean the connecting rods in solvent and dry with compressed air.
- Inspect the connecting rod for the following: Signs of being twisted, bent, nicked or cracked Scratches or abrasion on the connecting rod bearing seating surfaces
Piston
- Clean the piston with a cleaning solvent. DO NOT wire brush any parts of the piston.
- Clean the piston ring grooves.
- Inspect the piston on the following: Cracked ring lands, skirts or pin bosses Ring grooves for nicks Eroded areas on the top of the piston (1) Scuffed or damaged skirts (2) Worn piston pin bores (3)
- If there is any excessive wear, replace the piston.
- Measure the clearance between piston pin and piston bore.