What is a safe size jet to run? 409 sbc steel heads 7500 max. 110 vp gas. the 750 Quick Fuel we have comes standard with 74's.Tech at QF sugg. 70-80. I was thinking 82-ish. 12.5:1 500 hp or so.I would like to buy a kit but dont know the range i would need. Anyone use the comp cams maxjets?
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