Cooper RV, PT, Marino, Sunbeam Piston Ring Set - 2.25” STD Bore
High quality piston ring set for Cooper RV, PT, Marino, Johnson Iron Horse, Sunbeam, and various other brands of small 4 cycle petrol engines in this range. This ring set consists of 2 x 1/8 wide compression rings and 1 x 1/8 wide oil scraper ring to suit a standard 2.25” (57.15mm) bore.