i shall be doin all the above for all the club to see phat vr6, and u measure the bors but u need to know wot ur doin and lookin for i just wanna do it cos the rings have gone on mine and thought id treat my self to a bigger engine lol as for pistons ill be using wot eva vince at stelth recomends which if i remember was wossner i think ?? cos he said JE are good but a lot more work to ring them and fitt them ....