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1997 - 2003 Ford F150 General discussion on the Ford 1997 - 2003 F150 truck.

best engine mods for around $600-700

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Old 02-10-2013, 10:19 AM
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Default best engine mods for around $600-700

i have a 99 f150 with the 4.6 and i was wondering what would be my best bet is to get more performance for towing and fuel economy? i can do all the work my self.
Old 02-10-2013, 12:32 PM
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Pi head swap hands down, what mods do you already have??
Old 02-10-2013, 12:36 PM
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Put a chip in it, you'll get your pick of fuel economy or power

-Kirk
Old 02-10-2013, 03:00 PM
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cams or pi swap
Old 02-11-2013, 01:51 AM
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Unless the 4.6s are different, 99 and up had pi heads.
Old 02-11-2013, 09:34 AM
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4.6's didn't get them till 02-03
Old 02-11-2013, 11:26 AM
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Originally Posted by ghostrider
4.6's didn't get them till 02-03
I though it was in 99 when the switch happened
Old 02-11-2013, 12:21 PM
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Hm that's interesting.
Old 02-11-2013, 01:42 PM
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Originally Posted by 98redf150
I though it was in 99 when the switch happened
It was for the 5.4 but not for the 4.6. Too bad they didn't do the PI upgrade on the 4.6 sooner.
Old 02-11-2013, 01:44 PM
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Full exhaust headers a nice edge programmer intake all of stuff


Quick Reply: best engine mods for around $600-700



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