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" - Phospate Coated Top Ring H775CA3XXXL keeping dust and debris out

keeping dust and debris out of your helmet

oil and gas wash right off

Achilles relief cut for maximum flexibility

2-1/2 in Coil-Over Springs

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" - Phospate Coated Top Ring H775CA3XXXL keeping dust and debris outAffordable 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: