Hastings "Tough Guy" Claimer Series Racing Piston Ring Set - Bore Size: 4.040" Top Ring: 1/16", Second Ring: 1/16", Oil Ring: 3/16" - Plasma Moly Top Ring Allen Head Plugs Available with stock factory air

Available with stock factory air box calibrations (FAB) or cold air kit calibrations (CAK) for 19lb

Tilt steering columns

1968-1969 Chevrolet C20 Suburban

2001-2015 Chevrolet Silverado 2500 HD

all steel loop includes mounting hardware and complete instructions

Hastings "Tough Guy" Claimer Series Racing Piston Ring Set - Bore Size: 4.040" Top Ring: 1/16", Second Ring: 1/16", Oil Ring: 3/16" - Plasma Moly Top Ring Allen Head Plugs Available with stock factory airAffordable and designed to deliver exceptional performance, piston ring sets include choice of plasma moly or phosphate coated cast iron top rings, reverse twist cast iron second rings, and patented Flex Vent, standard tension oil control rings. Sold in eight cylinder sets. Features: Claimer Cast (C) Series includes top rings made of proprietary shell mold cast iron, phosphate coated, with a torsional top ring. Advantages of cast iron rings include: