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I replaced the left head timing chain tensioner on my Sport Trac, but I didn't realize that it was not threading into the head straight. I removed it and put it in straight with a new washer, and tightened it to the correct torque, my torque wrench could easily be out of calibration, because...

Hello fellow X owners. I've been enjoying my 99 xls since I got it this year and I hope to keep it for the following years to come. There are a few issues that I want to attend to before I start modifying it. Since I've had it theres been a low humming coming from the front of the engine after...