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Re: My tuning skills have hit a wall.
If it's going rich under load, maybe go down on the PV number to open later. Might try a little more timing as well, like 3+ degrees. Put the Holley back on it with maybe a 6.5 PV. That cam will want a little more timing as long as your running 93 octane...
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Michael of the clan Hill,
"Two Seventy Two's"
71 1-ton Dually 350 4-Speed
71 C/50 Grain Truck, 350 Split-Axle 4-Speed
02 3/4 ton Express
14 Indian Chief Vintage
1952 Ford 8N, "Only Ford Allowed On The Property" 
"Be American, Buy American" 
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