Speed Pro Hypereutectic Piston 4.060" Bore 5/64 x 5/64 x 3/16" Ring Grooves Minus 16.0 cc - Coated Skirt 204007 520 lb/in Spring Rate

520 lb/in Spring Rate

Features Rugged Total Shield to keep you clearly communicating in the desert or racing the Baja 1000

75 in Length

Includes 12 bolts and washers

Speed Pro Hypereutectic Piston 4.060" Bore 5/64 x 5/64 x 3/16" Ring Grooves Minus 16.0 cc - Coated Skirt 204007 520 lb/in Spring RateSophisticated "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,