My old 455 with stock 6X-4 heads and a Isky 292 mega cam ran far better with the HSD than the TKI. I was using a 3310 carb at the time but the HSD was far more responsive on my 78 T/A with a TH350, vega converter and 3.73 gears. The TKI wasn't even on my car a week when I switched back. A stouter motor may have been the opposite but...
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 Johnny US Army Retired
1978 T/A 463 Pontiac, KRE 74cc 300CFM D-ports, Howard's custom SFT, Nash Intake,QFT 950 E85 carb, TCI TH-350, 4200 converter 3.73 12 bolt [email protected]
1981 T/A 4-speed 406 Pontiac, Merrick ported 6X heads, Comp 270S cam, Crosswind intake 750 Street Demon, 3.42 30 spline Eaton posi street car.
1972 LeMans 350 Pontiac H/S Drags project
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