"Torque to yield - also called "stretch" - bolts seem to help as they increase the clamping force applied. They are NOT re-usable - regardless of how many bubbas or Billy-bobs have gotten away with it. Once stretched to the yield point, they stay stretched. Re-stretching them will either break them or seriously weaken them."
Who you calling Bubba?
From the Bubbas and Billy-bobs At Cummins;
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I am not saying all Torque to yield head bolt are reusable but I have used these gauges that come right from Cummins many times to check and reuse head bolts and have never encountered a failure.
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Today's Featured Article - Earthmaster Project Progress Just a little update on my Earthmaster......it's back from the dead! I pulled the head, and soaked the stuck valves with mystery oil overnight, re-installed the head, and bingo, the compression returned. But alas, my carb foiled me again, it would fire a second then flood out. After numerous dead ends for a replacement carb, I went to work fixing mine.I soldered new floats on the float arm, they came from an old motorcycle carb, replaced the packing on the throttle shaft with o-rings, cut new ga
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