Speed Pro Hypereutectic Piston 4.040" Bore 5/64 x 5/64 x 3/16" Ring Grooves Minus 16.0 cc - Coated Skirt 4704323-20- M Inverted flare female inlet thread

Inverted flare female inlet thread size 5/8" - 18

This plastic sensor has a 5/16" fine thread pitch and is triggered using magnets

By significantly reducing drive line bind

130 in Thick Wall

1968-1970 Chevrolet C10 Suburban

Speed Pro Hypereutectic Piston 4.040" Bore 5/64 x 5/64 x 3/16" Ring Grooves Minus 16.0 cc - Coated Skirt 4704323-20- M Inverted flare female inlet threadSophisticated "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,