how to check for ex leak on 1987 ford 4.9 pu

Asked by Feb 06, 2014 at 12:15 AM about the 1987 Ford F-150 STD Standard Cab 4WD LB

Question type: Maintenance & Repair

1 Answer

23,145

An Exhaust leak on this engine is very common. The intake and Exhaust Manifolds share studs and gaskets not to mention the weight and temperature differences between them. You probably have a vacuum leak too.

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