The CP Pistons Bullet Race Series piston set for SBC 379ci applications is a matched set of eight pistons sized to the catalog geometry. The listing specifies a 4.135 in bore, a 1.250 in stroke and a 3.480 in rod with a 6.000 rating to define displacement and rod ratio, giving explicit numbers for accurate engine assembly (MTO non-cancel).
CP Piston BRS SBC 379Ci Bore 4.135 Ch 1.250 Stroke 3.480 Rod 6.000 Set Of 8 (MTO Non-Cancel)