Pistons w/ Rings Fits 10-15 Chevrolet GM Cadillac Buick 4.8L 5.3L LS4 Complete Systems Skip to the end of the images gallery Complete Systems Skip to the end of the images gallery 1 Fan Clutch

1 Fan Clutch

Interchange Part Number: HT-900

Manufacturer Part Number: 161574-5211-1607492031

Interchange Part Number: 515050

Pistons w/ Rings Fits 10-15 Chevrolet GM Cadillac Buick 4.8L 5.3L LS4 Complete Systems Skip to the end of the images gallery Complete Systems Skip to the end of the images gallery 1 Fan ClutchPistons w Rings Fits 10 15 Chevrolet GM Cadillac Buick 4. 8L 5. 3L LS2 LS3 LS6. A piston is a cylindrical piece of metal that moves up and down inside each cylinder, compressing the air fuel mixture and capturing the force created by the combustion process. This force is then transferred to the crankshaft, via the connecting rod. Symptoms of a Bad or Failing Piston include engine misfire, excessive oil consumption, knocking or slapping noise from