yes it was fun while the heads were here. I'll make a new slot machine with my '06 WRX heads. The owner picked up his heads. He got to see the diff between stock and his.
assembled the valves today... made a custom spring compressor to work with my press. [YouTube]msLW2AcYy4U[/youtube]
These are +1mm valves with the Double-D treatment. I'm impressed. Makes me jealous! Superflow600@28" Intake .100" .....87cfm .200" .....177cfm .300" .....262cfm .400" .....294cfm Exhaust (straight) .100" .....88cfm .200" .....183cfm .300" .....235cfm .400" .....247cfm Exhaust (dogleg) .100" .....88cfm .200" .....186cfm .300" .....227cfm .400" .....235cfm
Stock valves, no valve job, Baby D style intakes with full bowl work on exhaust. Superflow600@28" NOTE: B25 heads Intake: .100" = 86cfm .200" = 170cfm .300" = 241cfm .400" = 267cfm Exhaust (straight) .100" = 78cfm .200" = 159cfm .300" = 217cfm .400" = 239cfm Exhaust (dog leg) .100" = 81cfm .200" = 159cfm .300" = 210cfm .400" = 228cfm
Can't wait! We're pulling everything out Friday. Next stop, Darton East. Might need some extra coaching at BIR next spring, cause we're gonna be all over the place! NF FTW!