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Old 06-26-2008, 12:19 AM
Raptor05121 Raptor05121 is offline
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Join Date: Jan 2007
Location: Live Oak, FL
Vehicle: 1998 Ford F-150
Posts: 2,583
No no, its natural, mine does that too. It should idle @ 800 rpm, but 750 with A/C on full blast. Like glc said, the 90-deg V6 is imbalanced at low RPMs. Up high shes clean as a whistle!

The 5-speed is the Mazda M5OD trannie, mines got the 3.55 non-LS
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