Need help with my PI Head swap!
#16
01-22-2007, 02:49 PM
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Originally Posted by JMC
The 4.6 got the Pi heads in 01. Ford switched to plastic when they changed the intake. So if you have a metal intake for a 4.6 it is not a PI intake. Just look at the shape of the runner ports. Tear drop is Non Pi.
JMC
JMC
Doug
#17
01-22-2007, 03:20 PM
Originally Posted by DDan1967
Just a note. The 2004 4.6 F-150 went back to an full metal intake again. At least my 2004 romeo engine from a F-150 manufacured in March '03 at the Kansas plant does. And yes it is a PI head engine.
Doug
Doug
Is that engine for a new model F-150? It looks like it has the drive by wire throttle body.
JMC
#18
01-22-2007, 03:45 PM
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