The CP Pistons Bullet Race piston set for Small Block Chevy offers a matched eight-piece kit for precise engine work. The catalog shows a 4.135-inch bore with a 4.00-inch stroke and 6.00-inch rod length for this SKU. Supplied as a set, these pistons are intended for rebuilds and performance engine assemblies that require the listed bore and stroke dimensions.
CP Piston BRS SBC 4.135 Bore 4.00 Stroke 6.00 Set Of 8 (MTO Non-Cancel)