CP Pistons Chevy LS7 Bullet Race Pistons 4.125 Bore 4.000 Stroke - BLS1207-STD

Build an all-out LS7 race engine with CP Pistons BLS1207-STD Bullet Race Series forged pistons. Designed for LS7 applications, these pistons feature a 4.125-inch bore, -14cc dish, and compatibility with a 4.000-inch stroke crankshaft and 6.125-inch connecting rods for precise geometry and high-RPM race performance.

Manufactured from CP Pistons’ premium forged aluminum and optimized for reduced mass and extreme strength, the Bullet Race Series is intended strictly for competition use. Ideal for drag racing and serious motorsports builds, the BLS1207-STD piston set delivers consistent machining accuracy, durability under extreme conditions, and proven race-ready reliability.