PISTON S/A (Toyota TY13101-77021)

TY13101-77021: A worn piston assembly can lead to reduced compression and increased oil consumption. The Toyota catalog reference for this aftermarket replacement part is TY13101-77021. This piston assembly serves as a reciprocating component within a cylinder, converting combustion pressure into linear motion. A common failure consequence is loss of sealing, which may cause blow-by gases to enter the crankcase. During operation, the piston must withstand high temperatures and repeated cycling. Verify the serial number or application, then call (562) 693-7748. This part is an aftermarket replacement sourced from the Toyota OE maker.

Part number variants: TY13101-77021, ty13101-77021, TY1310177021, ty1310177021