Search found 1 match
- Thu Jul 17, 2014 11:44 am
- Forum: Technical Conversations on Pontiac Fieros
- Topic: 4AGE 20v head porting
- Replies: 6
- Views: 5432
Re: 4AGE 20v head porting
I would like to note just how awesome that head is already!! There seems no room to enlarge the valves though. If you have not thought to do it I urge you to consider getting a 3 or 5 angle job on the valves. To me the head looks VERY efficient.