PISTON (JCB JC477/01011)

JC477/01011: A worn piston can reduce compression and cause excessive blow-by in a reciprocating assembly. The JCB catalog reference for this aftermarket replacement part is JC477/01011. This piston is a cylindrical component that moves within a cylinder bore to transfer force from expanding gas. A common failure consequence is loss of power due to insufficient sealing between the piston rings and cylinder wall. During a rebuild, technicians often inspect the piston for scoring or cracking that indicates prior overheating. This item ships at approximately 0.4 pounds. Verify the serial number or application, then call (562) 693-7748.

Part number variants: JC477/01011, jc477/01011