4.6L General Discussion This section is for non-tech specific information pertaining to 4.6L (Modular) Mustangs built from 1996 to 2004.

3.33" to 3.12" pulley

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Old 05-18-2009, 09:18 PM
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Furinox
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Originally Posted by 2000AZ5.0GT
that's crazy, because I'm running the T-trim (technically E trim (the V2 version (helical cut gears))) and a 3.4" pulley and running 16PSI and I can go all the way down to a 3.12 pulley and still going to 7000RPM without overspinning the blower, which I figured would be around 20 PSI


So you seeing only 7PSI is insane.

What year is your car again? I think cliffy K said that the 02+ cars had a little bit more agressive cam specs, which could explain loosing some through the exhaust valves.

IDK though, that's a tricky idea


What size crank pulley are you running?
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