HELICOIL Heli Coil Spark Plug Inserts 025964100016 HELR512 14-1.25-3/8

( Brand: Helicoil ), ( Manufacturer Part Number: R512 ), ( Part Type: Spark Coil Plug ), ( UPC: 025964100016 )

Review HELICOIL Heli coil Division 14-1.25-3/8 Spark Plug Inserts

The Helicoil R512, also known as the HelR512 or heli-coil 14-1.25-3/8, is a specialized repair solution designed for damaged threads in spark plug holes. This particular size is suitable for threads with a pitch of 14 threads per inch, a major diameter of 1.25 inches, and a minor diameter of 3/8 inch.

The Helicoil R512 is a thread repair insert made of high-strength steel. Its unique helical design allows it to be installed in damaged threads, effectively repairing them and restoring their functionality. The insert is designed to be self-tapping, meaning it can be installed into damaged threads without the need for a separate tap.

The Helicoil R512 comes with a tap and die set that is specifically designed for its installation. The tap is used to prepare the damaged threads, while the die is used to securely press the Helicoil insert into place. The tap and die set ensures a precise and accurate installation, resulting in a strong and reliable repair.

The Helicoil R512 is an essential tool for any mechanic or DIY enthusiast who works on engines with damaged spark plug threads. It offers a cost-effective solution to the often expensive alternative of replacing the entire engine component. The repair process is straightforward, and the insert is designed to provide long-lasting durability, ensuring reliable engine performance.

In summary, the Helicoil R512 is a high-strength thread repair insert that is specifically designed for damaged threads in spark plug holes with a pitch of 14 threads per inch, a major diameter of 1.25 inches, and a minor diameter of 3/8 inch. It comes with a tap and die set for easy and accurate installation, offering a cost-effective solution for engine repair.

Helicoil R512 (also known as Helr512 or heli-coil 14-1.25-3/8) is a type of repair insert specifically designed to restore threads that have been stripped or damaged in a spark plug thread. These inserts are commonly used in internal combustion engines, particularly in automobiles. Here are some pros and cons of using Helicoil R512:

1. Effective: Helicoil R512 inserts are known for their ability to repair damaged threads and restore the functionality of a spark plug thread. They are often preferred over other thread repair methods due to their high success rate.

2. Easy to install: Helicoil R512 inserts can be installed using a simple tool kit that can be found at most automotive parts stores. The installation process is relatively straightforward and can be done without the need for specialized tools or equipment.

3. Cost-effective: Compared to the cost of replacing a damaged engine block or cylinder head, using Helicoil R512 inserts is a cost-effective solution for repairing damaged spark plug threads.

4. Widely available: Helicoil R512 inserts are widely available at most automotive parts stores and online retailers.

5. Can be used on various engine sizes and types: Helicoil R512 inserts are available in various sizes and can be used on different engine sizes and types, making them a versatile repair solution.

1. Time-consuming: Installing Helicoil R512 inserts can be a time-consuming process, especially if the damage to the spark plug threads is extensive. The installation process may require multiple attempts to get the threads properly aligned and sealed.

2. Requires precision: Installing Helicoil R512 inserts requires a high degree of precision to ensure that the threads are properly aligned and sealed. Improper installation can result in leaks or other issues.

3. Limited lifespan: Helicoil R512 inserts do not last as long as original threads. They are designed to be a temporary repair solution, and the threads may need to be repaired again in the future.

4. May not be suitable for severe damage: Helicoil R512 inserts may not be suitable for severe damage to spark plug threads, such as threads that have been completely stripped or damaged beyond repair. In such cases, other repair methods, such as welding or machine work, may be necessary.

Helicoil R512 inserts can be an effective and cost-effective solution for repairing damaged spark plug threads. They are widely available, easy to install, and can be used on various engine sizes and types. However, they require precision and can be time-consuming to install. They also have a limited lifespan and may not be suitable for severe damage to spark plug threads.

If you have damaged spark plug threads and are considering using Helicoil R512 inserts, it is recommended that you consult with a professional mechanic to determine if this is the best repair solution for your specific situation. Helicoil R512 inserts can be a good option for minor damage, but for more severe damage, other repair methods may be necessary. Additionally, it is important to ensure that the installation process is done properly to ensure the longevity of the repair.

Details:

It is designed with a size of 14-1.25-3/8 and meant for use in repairing damaged threads spark plug holes. Packaging not open just a little rough to look at.New in original packaging. The product is a Helicoil HELR512 spark plug insert manufactured by.

part #: r512 prices

• $10.97-$18.99

specifications toolssupp:

• brand: Helicoil
• mpn: R512
• part type: Spark Coil Plug
• upc: 025964100016

seller toolssupp:

• rating: 100.0%
• # reviews: 902
• city: Eatonville, Washington

general toolssupp:

• Motors > Automotive Tools Supplies > Other Auto Tools Supplies
• condition: New other see details

shipping toolssupp:

• service: USPS Ground Advantage
• carrier: USPS
• transit: 6-12 Days
• cost: $5.25
• class: Standard
• type: Calculated

offer toolssupp:

• quantity: 8
• started: February 27, 2025
• availability: In Stock
• options: Ship-to-home
• sold: 0

payments toolssupp:

• credit card: Diners-club
• other
• wallet: Paypal

returns toolssupp:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

Helicoil R512 Is Similar To:

• Helicoil 1 2-13 1 4-28 1 4-20 Heli-coils And Inserts (53.7% similar) Shipped with USPS ground advantage. Condition is used. Heli-coils and inserts...(November 5th, 2024)
• Helicoil 819-5 Division 5 16-18 Tap 8195 (50.5% similar) Heli-coil division. This item is brand-new, factory sealed. Manufacturer part number. Item model number. Heli-coil division 819-5 5/16-18 tap manufacturer. Opened items must be in re-sellable condition including original packaging and all accessories...(April 25th, 2025)
• Heli-coil 770-5250 Helicoil M11 X 1.5 Head Bolt Thread Repair Kit (27.9% similar) Part #: heli-coil 770-5250 for sale...(May 29th, 2025)
• Helicoil R1191-7-6 6 R1191-7 7 16-20 Inch Sae Inserts 304ss Thread Repair (37.5% similar) Free shipping is for continental USA only. 7/16-20 inch sae inserts. Helicoil, part number R1191-7-6...(August 6th, 2025)