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Dan Willms's 1966 GTO
(In His own Words)

Dan Willm's "Class of 66" GTO. SD Performance power is let loose on this pass at Mission Raceway's Park!


News & Events

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 >>
2009 What a Year!!
Well we're coming to the end of 2009, to say it's been a challenge is an understatement. Three days into more >>



Engine Specs.
455 block and stock 455 crank, 482ci, Edelbrock heads, Victor intake, Ultradyne solid roller cam.

Best ET to date 9.10 @ 146mph with more to come

Built engine in 2003 and only one check up teardown so far with no failures.