This is a Piston Ring set for the Isuzu FVM and FTR model truck. A piston ring is a metallic split ring that is attached to the outer diameter of a piston in an internal combustion engine or steam engine. The main functions of piston rings in engines are: Sealing the combustion chamber so that there is minimal loss of gases to the crank case.
Models: FTR; FVM
Year: 2008 To 2019