The CP Pistons Bullet Race piston set for Chevy LS7 applications lists a 4.135" bore, 4.000" stroke and 6.125" rod with a domed crown in a set of eight. Targeted at LS7 engines, the listing supplies clear dimensional and crown information so builders can confirm piston-to-chamber fit and rotating assembly compatibility during assembly or rebuild.
CP Piston BRS Chevy LS7 4.135 Bore 4.000 Stroke 6.125 Rod Dome Set Of 8 (MTO Non-Cancel)