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General Mustang Tech & ChatThis Forum is for General Mustang Tech that fits both suspension, exhaust, wheels, tires and more. General Mustang chat / banter is welcome as well.
I think 19 pounders are good to around 260-270 HP(Flywheel). But as for a custom tune only good can come out of it. Not sure of your mods but anymore 260HP i'd switch to 24's. IMO