Why is my F150 84 exhaust manifolds getting bright orange

Asked by Dustin Oct 03, 2020 at 08:09 PM about the 1984 Ford F-150 STD Standard Cab 4WD SB

Question type: Car Customization

1 Answer

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That can be caused by many things, like a restricted Catalytic convertor, a lean fuel mixture and or timing.

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