HeliCoil® - Sav-A-Thread Spark Plug Repair Kit

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$21.63 - $166.69
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  • It's recommended that the cylinder head be removed before installation to insure no chips enter the cylinder
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Product Details

Heli-Coil Hand Tools

Sav-A-Thread Spark Plug Repair Kit by HeliCoil®, Thread Size - M14 x 1.25. This kit is specially designed to repair damaged taper seat spark plug port threads. No drilling is required and the positive mechanical locking feature on the solid bushing insert ensures it will never come out. Create a lasting repair in a cylinder head that might otherwise have to be scrapped.

Notes: It's recommended that the cylinder head be removed before installation to insure no chips enter the cylinder



  • Designed to repair taper seat spark plug port threads
  • Can also be used to repair gasketed spark plug configurations
  • Restores the cylinder head to useable condition
  • Economical alternative to cylinder head replacement
  • Can be used for aluminum and cast iron cylinder heads
  • Size: M14x1.25
  • Positive mechanical locking feature ensures the insert will never come out
  • Piloted reamer tap means no drilling is necessary and perfect alignment of the tapped hole
  • Quick and easy installation
  • Long-lasting durability
  • Made in the USA

Today, when any of your spark plug holes is damaged, you have a better solution than forking out for a new cylinder head. This spark plug repair kit by Heli-Coil is all you need to restore the port without breaking the bank. It's specially designed to help you repair taper seat spark plug holes but can also be used on gasketed spark plug configurations. It can be used for both cast iron and aluminum cylinder heads. When repairing threads with this kit, you can be sure that no insert will come out of the spark plug hole thanks to positive mechanical locking feature. In addition, the kit includes the piloted reamer tap, which means perfect alignment of the tapped hole and no drilling is required.

With over 65 years of experience in the manufacture of fastening and assembly solutions, Heli-Coil remains at the forefront of the industry and continues to be the leader in the market. With their dedication to exceeding customers' expectations, the company provides a comprehensive array of wire inserts and related assembly tools. All products by Heli-Coil are manufactured using strict quality programs developed to ensure that all products by the company meet the latest industry standards of QS, ISO, TS and AS specifications.

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