CP Pistons Chevy LS2 Flat Top Pistons 4.075 Bore 10.5:1 - BLS1135-075

Build your Chevy LS engine with CP Pistons BLS1135-075 forged flat top pistons designed for LS2 and L92-style applications. Featuring a 4.075-inch bore, -2.7cc valve reliefs, 15-degree valve angle, and a 10.5:1 compression ratio when used with 68cc cylinder heads, these pistons are ideal for high-performance street and track builds.

Engineered for use with a 3.622-inch stroke crankshaft and 6.125-inch connecting rods, CP Pistons are forged from premium aluminum alloy for superior strength, thermal stability, and durability under high RPM and high-load conditions. Perfect for naturally aspirated or mild forced-induction LS builds requiring precise compression control and proven reliability.