Speed Pro Hypereutectic Piston 4.060" Bore 5/64 x 5/64 x 3/16" Ring Grooves Minus 16.0 cc - Coated Skirt Turnlock Fastener Spring Available idividually under 831-1

Available idividually under 831-1

1971-1982 Mercury Marquis

Super Victor S/B Chrysler

Fits into the coil

Speed Pro Hypereutectic Piston 4.060" Bore 5/64 x 5/64 x 3/16" Ring Grooves Minus 16.0 cc - Coated Skirt Turnlock Fastener Spring Available idividually under 831-1Sophisticated "barrel" profiles help optimize oil wedge between skirt and wall. Piston skirts protected by next gen DUROSHIELD coating. TAC ring groove geometry Weight matched to + 2 grams. Machined valve reliefs and circlip grooves; LR 63 lock rings for floated applicationsFrom pistons to engine bearing components, Speed Pro offers an array of performance engine parts. You can rely on Speed Pro for industry leading performance engine technologies,