The CP Pistons Bullet Race piston set for Chevy 355ci applications is a matched set of eight pistons specified for race-oriented builds. The listing provides the bore measurement and additional dimensional notes to assist builders. This entry shows a 4.020" bore and related specs; sold as a set of eight (MTO where noted).
CP Piston BRS Chevy 355Ci Ascs 4.020 Bore 1.250 Ch - Set Of 8 (MTO Non-Cancel)