Speed Pro Hypereutectic Piston 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves Minus 12.0 cc - Coated Skirt PJ1 Products GM F-Body 1985-87

GM F-Body 1985-87

2011-2018 Ram 1500 67

High Temp Nickel Stainless Stell Alloy

it can be sanded to shape

Speed Pro Hypereutectic Piston 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves Minus 12.0 cc - Coated Skirt PJ1 Products GM F-Body 1985-87Sophisticated "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,