Description
Wiseco LS Standard Stroke Piston and Ring Forged 3.905" Bore 1.2 x 1.2 x 3.0 mm Ring Groove Minus 3.2 cc H77715FL self locking nuts) With Steam HolesSince 1989 Size:Small (55) EAS21974 WM485MD self locking nuts) Oldsmobile and Pontiac muscle cars