The CP Pistons Bullet Race piston set for Chevy LS7 applications specifies a 4.135" bore, 4.000" stroke and 6.125" rod with 1.120" listed; supplied as a complete set of eight. This Bullet Race option gives LS7 builders the exact dimensional pairing required for uniform piston fit and consistent engine assembly.
CP Piston Bullet Race Series Chevy LS7 4.135 Bore 4.000 Stroke 6.125 Rod 1.120 Set Of 8