Speed Pro Cast Piston 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves Small Block Chevy - Each 74400 Purpose-built from the ground up

Purpose-built from the ground up for racing

Lightening Holes in All Rod Throws

Firebird Trans Am

SPEED-PRO POWERFORGED pistons are built to stringent specifications with a precision CNC-machined dome and skirts and microfinished ring grooves

Speed Pro Cast Piston 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves Small Block Chevy - Each 74400 Purpose-built from the ground upProduct Description: Piston Cast 4. 030 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Minus 3. 27 cc Small Block Chevy Set of 8 From 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, from cutting edge Digital Diamond Profiled pistons to A Series bearings. They are engine components performance enthusiasts and racers can trust. By