383 +30 anyone know how big a exhaust I can put in before I have to clearance the deck?

[fury fan]

We're gonna hafta talk about those templates next time we meet.

 

[Boydsdodge]

440 source heads are best bang for buck.

 

[furious70]

We're gonna hafta talk about those templates next time we meet.

You can borrow them any time. I never actually used them, just found them cheap once