I have the same heads brand new for mechanical roller and wanted to know the flow numbers also have the port matching intake 4500 flange from world Motown and crane cam 242/250 600 lift 106 lsa with 1.6 scorpion rockers and stud girdles World makes them. They were made for their 415 and 427 strokers
@@19juan67thanks 👍 I'll be fully porting these after that they'll be flowed . They're running New Holley tall ram EFI intake which I'm matching ports to heads . What year they make these? You have offset rockers ? Any pictures? Thank you
World product made Motown 220 head I never of the hardcore 220
I have a set of Motown 220 heads I bought in the late 90s with 208 16 valve
@@johnkelly4593 what is the valve spacing?
I have the same heads brand new for mechanical roller and wanted to know the flow numbers also have the port matching intake 4500 flange from world Motown and crane cam 242/250 600 lift 106 lsa with 1.6 scorpion rockers and stud girdles
World makes them. They were made for their 415 and 427 strokers
@@19juan67thanks 👍 I'll be fully porting these after that they'll be flowed . They're running New Holley tall ram EFI intake which I'm matching ports to heads . What year they make these? You have offset rockers ? Any pictures? Thank you