how to hit 400hp on a fox stang

budweiser

New Member
Jun 29, 2004
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ok what would i need to do to get 400hp out of a fox stang 225hp stock .... i was thinking heads (AFR/TFS), cam, intake (edelbrok performer RPM II) 80mm throttle body.....i was also wondering if that holley engine package for 86-93 EFI that produces 350hp ...... it has heads cam intake roller timing chain pushrods and cylinder head bolts ........then maybe add a 331 or a 347 stroker kit to get that final 50hp... what do u folks think??
 
400RWHP is going to be hard with a N/A 302. Especailly if you want it to be streetable. It would have to rev high. A SuperCharger alone won't do it, but I have scene the dyno of a stock from throttle body to oil pan pack out almost 400RWHP and almost 500RWTQ. Maby a bottle would get you there. 80MM TB??? Maby a 70-75mm TB with a 80MM MAF.
 
Motor Swap!!!

Here's a good start!!! :D

(Get a Windsor and swap to a 5spd!!! - CAKE!!!)
 

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Do you want 400 to the flywheel or 400rwhp? 400 flywheel is like 355rwhp assuming 15% drivetrain loss. I think you could get there with a really nice h/c/i setup on a 302 or pretty easily with a 347. Ported trickflows, nice intake and custom cam on a 302 or you could go 347 and probably get away with box stock heads and parts and make the same numbers....