SKU:16-0932
R389-7-2 Helicoil thread inserts are designed for head bolts with 7/16 inch x 16 threads and a length of 0.656 inches. These inserts repair or replace damaged threads, restoring secure fastening in engine components.
The package includes six inserts and a 29/64 inch drill bit to facilitate installation. Made in the USA, these inserts are crafted from corrosion-resistant material to deliver durable performance in harsh engine environments.
Fitment notes: Harley Davidson FL models from 1948 through 1984, and Harley Davidson FX models from 1971 through 1984, are supported by these inserts, making them suitable for a broad range of vintage and classic Harley-Davidson applications.
Use Helicoil R389-7-2 when you need to restore thread integrity in head bolts on Harley-Davidson engines, reducing the risk of future stripping and saving time on repairs.
Heli-Coil thread inserts only for head bolts with thread size of 7/16 inch X 16 and length of.656 inch. Includes 6 inserts drill size 29/64.The Helicoil R389-7-2 is a high-quality thread insert designed specifically for repairing or replacing damaged threads on head bolts measuring 7/16 inch x 16. These inserts are ideal for restoring the integrity of engine components, ensuring secure fastening and reliable performance. Crafted in the USA, each package includes six durable inserts along with a drill bit sized at 29/64 inch to facilitate easy installation. The precise dimensions of these inserts make them suitable for use in various restoration and repair projects involving classic Harley Davidson FL models from 1948 to 1957. Using Helicoil inserts helps prevent thread stripping, saving time and cost associated with more extensive repairs or component replacements. Their corrosion-resistant material ensures long-lasting durability even in harsh engine environments, making them a trusted choice for professional mechanics and enthusiasts alike.
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