Which spark plug
 

Okay I'm new to the forum part of RJ but have a quick ?
I just got a 80 malibu with a 482 rollerBBC in it.13-1 compression,720 solid roller and 990 heads proted and polished and intake port matched.
What NGK plug would be best in this combo running sunoco 112 on just motor?

Welcome aboard bigs, here's a link to an earlier post on here that might help...

http://forums.racingjunk.com/viewtop...ght=spark+plug