Hastings "Tough Guy" Claimer Series Racing Piston Ring Set - Bore Size: 4.060" Top Ring: 1/16", Second Ring: 1/16", Oil Ring: 3/16" - Phospate Coated Top Ring Seat Belt Adapter Bung 1990-1990 GMC C5000 Topkick

1990-1990 GMC C5000 Topkick

Fits one AutoMeter 3 1/8" instruments and four 2 1/16" gauges which feature a Street Rod bezel style

2006-2011 Cadillac DTS

1971-1986 Pontiac Bonneville

350SDL 1991-1990Vehicle Applications: Mercedes-Benz 190C 1965-1963

Hastings "Tough Guy" Claimer Series Racing Piston Ring Set - Bore Size: 4.060" Top Ring: 1/16", Second Ring: 1/16", Oil Ring: 3/16" - Phospate Coated Top Ring Seat Belt Adapter Bung 1990-1990 GMC C5000 TopkickAffordable 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: