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poor performance

  1. 1968 Mustang - 6 Cylinder - Sluggish Performance

    Classic Tech
    Hi All, I have a 1968 Mustang Convertible, 6 cylinder 200ci with automatic transmission. I did the 5 lug conversion with front disc brakes and the rear-end is from a 1967 mustang with 9" drum brakes. When I drive the car it's sluggish and the gas mileage is bad, maybe 10mpg. When I hit on...

  2. 2001 v6 with Check Fuel Cap, Service Engine Soon Lights, and now Poor Performance

    V6 Tech
    Hello I have a 2001 v6 Mustang. The "check fuel cap" light has mostly been on, off, and on for about 6 months. There's a leak where the fuel tank meets the fuel line used to pump gas into the tank. A Ford tech cleared the code, and the light remained off for months. About 3 months ago, the...
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