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Genuine GM Parts 12551163 - LS Lifter Guide Bolt

Factory replacement GM Lifter Guide Bolt. Metric thread M6 X 1.0 with an under-head-length (UHL) of 19.0MM. 6-point head uses a 10MM socket. This is a unique bolt that has a bullet designed nose and locator on the bottom of the head to center the lifter guide in the correct location.

Thread Info Head
Thread UHL Thread Length Style Size
M6X1.0   19.0MM 11.20MM  6-PT 10MM


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Pricing: $3.48

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Shipping Information

  • Item Requires Shipping
  • 0.2 lbs.
  • W2.3000” x H1.3000” x L2.7000”
  • Free Shipping* on Orders over $99

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