The CP Pistons Bullet Race piston set for Olds 495 applications with Edelbrock heads is specified with a 4.185" bore, a 4.500" stroke and a 7.100" rod length, supplied as a set of eight. These pistons are sized to the bore, stroke and rod dimensions called out for the Olds 495 configuration and intended to match the head and short-block geometry described.
CP Piston Bullet Race Series Olds 495 Edelbrock Bore 4.185 Stroke 4.500 Rod 7.100 Head Set Of 8