PISTON RING SETS FOR 3 5/8" BIG BORE PISTONS
WEIGHT: 0.17HASTINGS RING SETS TO FIT S & S , REV TECH , MID-USA AND MANY OTHER 3 5/8" BIG BORE PISTONS. EACH SET HAS A 5/64" THICK MOLY TOP COMPRESSION RING , 5/64" THICK 2ND RING AND 3/16" THICK BOTTOM RING. SOLD IN A SET FOR ONE PISTON. FITS KNUCKLEHEAD , PANHEAD AND SHOVELHEAD ENGINES ALL YEARS.
PISTON RING SET. +.030" OS.
BY: HASTINGS MANUFACTURING COMPANY