[ITSUKI Drifter]

I don't know if this gonna help a bit... but i have a specs for a Ross Racing pistons... .30 over (6M bore), and they are 8.0 CR

I don't know if your really want that low or Ross Racing pistons...

BTW... the pistons are about 600 dollars w/ Ross Racing rings included

 

[ITSUKI Drifter]

Ross Racing Pistons

Actually Aaron...

the set is really 600 for a custom one... my friend gets it really cheap for he gets pistons from Ross everytime... he got a contact that gives him a good deal