Piston Ring Set “ Cast Top Ring, 77mm (2 x 2 x 4mm) (Ref. P/N: 111 198 157B)

All-Grant-piston-rings-are-made-in-the-U.S.A.-Contain-compression-rings-which-are-manufactured-to-precision-specifications-from-high-grade-grey-iron-castings.-The-top-compression-rings-are-black-phosphate-coated-and-beveled-on-the-inside-top,-which-gives-a-torsional-twist-characteristic-and-relieved-on-the-lower-ridge-for-oil-scraping-characteristics.-The-second-compression-ring-is-a-scraper-ring-used-in-the-second-groove.-Oil-rings-are-3-piece-circumferential-style,-which-provide-quick-seating,-positive-oil-control-and-long-life. (SKU: 981147B)