gokartrule
Registered User
i finally got the heads off my bird yesterday and carryed them to get re-worked today. i have the machine shop gasket matching,porting both the heads and intake manifold. they are also doing something called re-working the bowls whatever that is he suggested it so i told him go ahead.is there anything else i should get them to do beside this. i'm also looking at getting the roller rockers as well, how much gain am i gonna get from these.thanks for all ur help.william