I race in the higher altitude in Salt Lake City Utah. My car weighs 3200 #'s and runs in the very low 10's. Dave did the heads even after another Pontiac porter did them and found much better flow #'s than before. I send all my Pontiac customers to Dave for the head work and all are very pleased.
News & Events
What's going on at SD in 2020
We're keeping plenty busy in the shop in this crazy world we're all living in. Demand for our CNC ported more >>
End of 2018 is fast approaching!!
Well it's been a while since we had an update on what's been going on at SD so here's a quick overview. more >>
Northwind Intake manifold Dyno Testing.
Well we had a chance to test the new Northwind on a 535 pump gas hyd. roller engine recently against more >>