The CP Pistons Bullet Race forged piston set is an eight‑piston kit for Big Block Chevy engines, listed with a 4.600 bore and 1.245 chamber dimension for a 13.6:1 compression ratio as noted in the source for the 532ci application. It supplies matched pistons for large‑displacement BBC builds and is offered as a full set of eight for balanced installation.
CP Piston Bullet Race Series Big Block Chevy 532Ci 4.600 Bore 1.245 Ch 13.6:1 Cr Set Of 8