NGK® 7173 Spark Plug
Manufacturer #7173
NGK® 7173 Spark Plug
Manufacturer #7173
$13.60
$16.00
Save $2.40 (15%)
In Stock
Get it between Wed, Sep 10 - Fri, Sep 12, 2025
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Only secure payments| SKU | NG7173 |
|---|---|
| Brand | NGK® |
| Part Name | Spark Plug |
| Part | # 7173 |
| Quantity Per Vehicle | 1 |
| Pack of | 1 |
| Condition | New |
| Manufacturer’s Warranty | 60 Days |
- NGK Racing spark plugs are designed with extreme use in mind and meant to withstand the most grueling racing conditions. NGK Spark Plugs have been powering racing champions and can be found in every racing venue throughout the world. The center electrode of the NGK Racing spark plugs has special configurations and designs to ensure durability and ignitability. NGK Racing plugs bring ultra high performance in a variety of heat ranges. Special configurations are used for a wide variety of racing applications.
- NGK Racing Spark Plug
- SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
- NGK's OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
- DESIGNED FOR RACING: Conventional nickel alloy center electrode with V-groove provides consistent performance
- COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
- RECOMMENDED USAGE: Racing use only, featuring special configurations and designs to ensure durability and ignitability
- TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
| Short Style Spark Plug | No |
|---|---|
| Part Number | R5672a-8 |
| Stock Number | 7173 |
| Service Number | R5672a-8 |
| Resistance (82) | 0.0 |
| Ground Electrode Tip Design | Standard |
| Ground Configuration | J-gap |
| Ground Electrode Core Material | Nickel |
| Washer Included | Yes |
| Grade Type | Performance |
| Electrical Terminal Type | Non-removable nut |
| Center Electrode Core Material | Copper |
| Center Electrode Tip Material | Nickel |
| Pre-Gap Size (IN) | .032 |
| Pre-Gap Size (MM) | 0.8 |
| Ground Electrode Quantity | 1 |
| Hex Size | 5/8' (16mm) |
| Insulator Height (IN) | 1.99 |
| Insulator Height (MM) | 50.5 |
| Manufacturer Heat Range | 8 |
| Seat Type | Flat |
| Reach (IN) | 0.750 |
| Reach (MM) | 19.0 |
| Thread Diameter (IN) | 0.551 |
| Thread Diameter (MM) | 14.0 |
| Insulator Material | Ceramic |
| Resistor Type | No |
| Skirt Length (IN) | 0.0 |
| Skirt Length (MM) | 0.0 |
| Ground Electrode Tip Material | Nickel |
| Skirt | No |
| Center Electrode Insulator Tip Projection (IN) | 0.12 |
| Center Electrode Insulator Tip Projection (MM) | 3.0 |
| Center Electrode Design | Standard |
| Washer Type | Crush |
| Center Electrode Projection | Mid projection |
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund.
Warranty Policy
Right parts, guaranteed. If you find any defects, simply notify us within the warranty period, and we’ll take care of it. Check out our Warranty Policy for more details.
$13.60
$16.00
Save $2.40 (15%)
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