CP Pistons SBC Bullet Race Dome Pistons 4.155 Bore 12.8:1 - BC1200-030

Build an all-out Small Block Chevy race engine with CP Pistons BC1200-030 Bullet Race Series forged dome pistons. Designed for 23-degree cylinder head applications, these pistons feature a 4.155-inch bore, +5cc dome, and compatibility with a 3.750-inch stroke and 6.000-inch connecting rods, producing a high 12.8:1 compression ratio when paired with 64cc heads.

Manufactured from CP Pistons’ premium forged aluminum and optimized for reduced mass and extreme strength, the Bullet Race Series is engineered strictly for competition use. Ideal for drag racing and high-RPM naturally aspirated SBC builds, the BC1200-030 piston set delivers precise geometry, consistent compression, and proven durability under extreme race conditions.