- Apr 11, 2005
- 76
- 0
- 7
i got my gt40p heads ported (exhaust only, intake only gasket matched/blended bowels) and i have 2 questions for you guys.
1. i have a tfs cam stage 1, do you think that cam will help or hurt performance?
2. how much does milling is needed to gain performance, do you guys recommend it?

1. i have a tfs cam stage 1, do you think that cam will help or hurt performance?
2. how much does milling is needed to gain performance, do you guys recommend it?
