Cast Iron Cylinder Head Crack Repair Thread Head Removed
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13. As we previously mentioned, after trimming the remnant, note how the diameter of the second tapered plug overlaps into about 25 percent of the first one. This detail is critical for a successful outcome. If the plugs were set next to each other (with no overlap) remnants of the crack would still exist between each plug and allow continued coolant leaks. View Related Article
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