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Tim john---'s 1967 GTO
(In His own Words)

I have owned my car for better than 32 years now, it is very much stock visually & externally (SD enhanced 670 cylinder heads). It is a factory H.O. four speed car. Factory original options include H.O., Power steering, Power disc brakes, Power antenna, AM/FM, Reverb, Rear window de-fogger, Rally Gages, Hood tachometer, Sport Wood steering wheel, Floor console, Deluxe Seat belts, Front & Rear floor mats, Soft Ray tinted Glass throughout, Safety Trac, Ride & Handling Package, Red wheel well liners & original HURST wheels. I also run an orignal 66 Tri Power w/ Factory steel Ram Air pan.


News & Events

Where we are at post fire
It's been a very difficult 7+ months since the fire which basically destroyed our world occurred. We more >>
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 >>



Engine Specs.
Original WS code H.O. engine, SD Performance Hydraulic Roller cam shaft, SD Performance enhanced cylinder heads (original 670 castings), Dished Ross Pistons (9.5:1), Forged Scat H beam Rods, Total Seal file fit rings, Smith Brothers Pushrods, Comp hydraulic roller lifters, 1966 Cast iron Tri Power w/ original carburetors, Balanced rotating assembly.