Promax 200 cylinder head, first cut, loser?408 Chevy 600hp project.

[@clarkmcmahan1595]

Sir I think that's a REV brand valve .descent valves ..should do just fine

[@servediocylinderheads]

@@clarkmcmahan1595 Ok, I feel better . Thanks!

[@paulthompson1654]

What was the pinch Sq/inches before and after port work ?

[@servediocylinderheads]

@@paulthompson1654 I have one stock port left to get stock flows and dykem info. I will measure it. Thanks

[@brokentoolgarage]

Nice! Strobe can be from an a/c light (60 hz) and recording at 60 frames a second

[@juhanahuovinen]

Hello, would you try polishing the intake ssr to fix the noise? Thanks for sharing,
-juhana

[@servediocylinderheads]

@@juhanahuovinen You bet!