Not relevant.

so 2 1/4 would be best being i probly wont charge it, i would liek to stroke it but dunno if that will happn.
would 2 1/2 be to big and lose back prssure on v8 motor? like the motor has had honed bored block cam extractors etc, but yeh not overly in the know, only ever had 6cyls. so yeh probly stupid questions but gotta learn some how
thansk for all the replies guys, much appreciated