Quote:
Originally Posted by Choker
Putting a smaller pully on the supercharger will increase the PSI from 7 to about 12, so basically the supercharger will run at higher rpms, forcing more air/fuel into the engine. The supercharger is rated at 80,000 RPMS. It can handle up to 17PSI. We also put a 96psi fuel injector, Cobra fuel injectors on it also. Tuning it while on the dyno lets you squeeze every single hp out of the engine also.
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nice, thx for that info.
i drive a 2006 ford f150 with the 5.4 v8, roush makes a supercharger for it that does not void the factory warranty and adds ~150hp, i've been wanting to get it for a couple months now
