R482-1 HELICOIL Spark Plug Thread Repair Inserts Head 500

Review HELICOIL 12x 12mm Spark Plug Thread Repair Inserts Reach .500 Inch Cyl Head for 500

The Helicoil R482-1 12x12mm spark plug thread repair inserts, part number 500, are a superior solution for restoring damaged or worn spark plug threads in engines. These inserts are specifically designed for 12mm diameter spark plugs, making them an essential tool for mechanics and DIY enthusiasts dealing with thread damage in their vehicles.

The Helicoil R482-1 thread repair inserts are made from high-quality materials, ensuring durability and resistance to wear and tear. The inserts feature a helical design, which provides excellent thread engagement and helps prevent the risk of thread stripping during installation and removal of spark plugs.

The 500-piece set of Helicoil R482-1 inserts is designed for use on 500 head engine types, making it a versatile solution for repairing spark plug threads in a wide range of engines. Each insert is precision-engineered to ensure a perfect fit, minimizing the risk of damage to the engine or threads during installation.

Installing these Helicoil inserts is a straightforward process, which can typically be completed using standard engine repair tools. The inserts come with a tap and die set, which allows for easy preparation of the damaged threads before insertion. Once installed, the Helicoil R482-1 inserts provide a strong, reliable thread repair that can help prevent future damage and prolong the life of the engine.

In summary, the Helicoil R482-1 12x12mm spark plug thread repair inserts, part number 500, are an essential tool for any mechanic or DIY enthusiast dealing with damaged or worn spark plug threads in 500 head engine types. These high-quality inserts feature a helical design, are made from durable materials, and come with a tap and die set for easy installation. With a 500-piece set available, this solution offers excellent value and versatility for a wide range of engine repair applications.

Helicoil R482-1 12x12mm spark plug thread repair inserts are designed to restore damaged threads in engine blocks or cylinder heads, enabling the installation of new spark plugs. Here are some pros and cons of buying these inserts:

1. Cost-effective: Helicoil inserts are a more affordable alternative to replacing the entire engine block or cylinder head when the threads are damaged.

2. Easy to install: The inserts can be installed using hand tools, making the repair process relatively simple and quick.

3. Improve engine performance: A damaged thread can cause misfires or poor engine performance. Repairing the thread with Helicoil inserts can help improve engine performance and fuel efficiency.

4. Reusable: The inserts can be used multiple times, making them a cost-effective solution for repairing threads in multiple locations.

1. Requires precise installation: The installation of Helicoil inserts requires a high degree of precision to ensure a proper fit and thread repair.

2. Limited thread sizes: Helicoil R482-1 12x12mm inserts are designed for specific thread sizes. Make sure the inserts match the damaged thread before making a purchase.

3. May not repair severely damaged threads: If the damage to the thread is too severe, the Helicoil insert may not be able to restore the thread to a usable condition.

4. May not be a permanent solution: While the Helicoil inserts can provide a temporary repair, they may not be a permanent solution. Continuous use of the engine may cause the thread to become damaged again.

Helicoil R482-1 12x12mm spark plug thread repair inserts can be a cost-effective and efficient solution for repairing damaged threads in engine blocks or cylinder heads. However, they require precise installation and may not be a permanent solution. Before making a purchase, make sure the inserts match the damaged thread size and assess the condition of the thread to determine if the repair is necessary. If the thread damage is severe, it may be more cost-effective to replace the engine block or cylinder head.

If you have a damaged thread in a engine block or cylinder head and the damage is not too severe, Helicoil R482-1 12x12mm spark plug thread repair inserts can be a cost-effective and efficient solution for restoring the thread and improving engine performance. Before making a purchase, make sure to assess the condition of the thread and have the necessary tools and skills for precise installation. If the thread damage is severe or if you are unsure about the repair process, it may be more cost-effective to consult a professional mechanic or engine rebuilder.

Details:

500 reach 13mm these are nos heli coil inserts for repairing stripped plug threads. 2 packs of 6. These are inserts only, you'll need a heli coil tap and install tool.

specifications threadtoollot:

• for models: 500
• brand: Helicoil
• mpn: R482-1
• type: Heli-coil Insert
• system of measurement: Metric, Specialty
• number of pieces: 12
• set or single item: Set
• country/region of manufacture: United States

general threadtoollot:

• category: Auto Parts > Supplies > Hand > Threading Tools

payments threadtoollot:

• other
• credit card: mastercard
• wallet: google-pay

returns threadtoollot:

• policy: returns accepted
• time: 30 days
• paid by: buyer

shipping threadtoollot:

• carrier: usps
• type: calculated
• service: usps ground advantage
• transit: 4-10 days
• class: standard

offer threadtoollot:

• in stock #: 2
• prices: $10.99–$84.97
• item condition:
  • New
  • Used
• availability: in stock
• options: ship-to-home
• sold #: 15
• started: july 22, 2025

seller threadtoollot:

• rating: 100.0%
• # reviews: 1491
• city: hillsboro, oregon