The CP Pistons Bullet Race piston set is a matched set of eight pistons for Small Block Ford applications, specified at 4.125" bore, 3.750" stroke and 6.125" connecting rod length. These matched pistons provide consistent dimensional control across cylinders for engine builders, aiding in achieving correct piston travel, ring seating and reliable piston-to-wall clearances during final assembly and tuning.
CP Piston BRS Small Block Ford 4.125 Bore 3.750 Stroke 6.125 Rod Set Of 8 (MTO Non-Cancel)