
SKU: BLS1142-065. The CP Pistons Bullet Race Series piston set is engineered for high-performance Chevy LS builds where durability, precision, and consistency are critical. Designed with a 4.065-inch bore, 4.000-inch stroke, and 6.125-inch connecting rod, this forged piston set is ideal for stroked and race-focused LS engine combinations operating under high RPM and elevated cylinder pressures. Precision-forged from premium aluminum alloy and CNC-machined to exact tolerances, these pistons deliver excellent thermal stability, reduced friction, and reliable ring seal in extreme racing conditions. Supplied as a set of 8, this Bullet Race Series kit is trusted by professional engine builders pushing LS performance to the limit.