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vacuum leaks

  1. 1998 Mazda B2500 Vacuum Leak

    I have 1998 Mazda B2500 2.4L 4 cylinder manual transmission pickup that has a vacuum leak that I cannot find. The engine has roughly 255,000 miles on it. Symptoms: Once the truck start and is warming up, if I rev the engine above 4000 rpm's, after I release the throttle the engine dies. I then...
  2. 97 4.0 mystery fuel/vacuum issue

    Alright guys (and gals), I'm hoping y'all can get my butt out of a sling one more time. I have a 97 XLT 4.0 with 306,000 miles. I've had this gal since 80,000... original motor. She's my daily driver. Three months ago I put in a new fuel pump. A few weeks ago I was on a road trip and...
  3. Idle Issues!

    Just a quick overview of what im working with! 2000 ford ranger 4.0 W/ 5 speed. New clutch, fuel pump, Bored .30 over (no i didn't punch out the original block, its a kit), New alternator, plugs/wires, 160 degree thermostat, Cold air intake, Dumped Flowmaster 40. yada yada YAHH right...

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