This is why if you port your heads, port your intake
More rough in work today guys, this time plenum work. All done with the same 1/2 inch single cut burr. Tomorrow I’ll bolt the supplied one inch spacer and rough it in then it’s double cut burr time to blend everything together and finish it off. Probably won’t work long tomorrow if there’s a good football game on but I really have to have it done by Saturday morning. Valves should be here to finish off a customers Speedmaster heads and he’s been very very patient.