The CP Pistons Bullet Race piston set for Chevy 409ci is offered as a matched eight-piston package with race-series sizing. This set lists a 4.165" bore, 1.125" chamber height and a 14.3:1 compression ratio, supplied as eight pistons. It’s appropriate for engine projects that require those explicit bore and chamber specifications.
CP Piston Bullet Race Series Chevy 409Ci 4.165 Bore 1.125 Ch 14.3:1 Cr - Set Of 8