The CP Pistons Bullet Race piston set for Holden race cylinder heads is specified with a 4.030" bore, 3.480" stroke and 5.700" rod length. Sold as a set of eight, this package is sized for Holden applications noted in the description and offers replacement pistons tailored to the head and chamber sizing referenced, helping restore correct compression and piston-to-head geometry.
CP Piston Bullet Race Series Holden -12CC Holden Heads 4.030 Bore 3.480 Stroke 5.700 Rod Set Of 8