CP Pistons Chevy LS Bullet Race Pistons 4.075 Bore 4.000 Stroke - BLS1142-075

Build a dedicated LS race engine with CP Pistons BLS1142-075 Bullet Race Series forged pistons. Designed for LS applications using a 4.075-inch bore, 4.000-inch stroke, and 6.125-inch connecting rods, this piston set is engineered for all-out competition use where strength, precision, and high-RPM durability are critical.

Manufactured from CP Pistons’ premium forged aluminum and optimized for reduced mass and maximum rigidity, the Bullet Race Series is intended for serious drag racing, road racing, and high-horsepower naturally aspirated or power-adder builds. The BLS1142-075 piston set delivers consistent geometry, precise machining, and proven performance under extreme race conditions.