DRAG SPECIALTIES - 2103-0207 - Spark Plugs - '48-'74 Big Twin
The DRAG SPECIALTIES 2103-0207 brings reliable performance to your street build with the right fitment for '48-'74 Big Twin. Resistor design. Plugs have a unique look with their black ceramic body and bold red logo/script. Insulator is made of 95% pure alumina; features strong resistance to heat shock and superior insulation. Multi-rib design of insulator eliminates flashover. Sold as a pair.
Features
- Plugs have a unique look with their black ceramic body and bold red logo/script
- Insulator is made of 95% pure alumina; features strong resistance to heat shock and superior insulation
- Multi-rib design of insulator eliminates flashover
- Nickel-plated housing prevents oxidation and corrosion
- Multilayer gaskets and heat-crimping process ensure a leak-free, gas-tight fit
- Copper core electrode prevents oxidation and corrosion and has good electrical and heat conductivity for long spark plug service life
Specs
- Center Electrode Type: Standard
- Electrode Tip Material: Nickel Alloy
- Type: Resistor
- Ground Electrode Configuration: Single
- Style: Copper
- Heat Range: 5
- Units: Pair
- Ground Electrode Shape: Standard
- Product Name: Spark Plug
- Center Electrode Projection: Projected
- Riding Style: Street
- Terminal Configuration: Threaded Stud
Frequently Asked Questions - DRAG SPECIALTIES - 2103-0207 - Spark Plugs - '48-'74 Big Twin
How do I know if this part fits my vehicle?
Check the fitment information listed on this page against your exact year, make, model, and (where applicable) trim, engine size, or configuration. If your exact vehicle isn't listed, or you're not sure, use the product chat on this page or contact our support team before ordering - we're glad to help confirm fitment.
What does it mean if a product is listed as universal fit?
Universal fit means the product is designed to work across a range of vehicles, not that it's guaranteed to fit every one. Compare the listed measurements, mounting requirements, and connector or hardware specs against your specific vehicle before ordering, since some installations may need additional hardware or minor fabrication.
Where can I find installation instructions for this product?
General installation notes are provided above where available. For detailed step-by-step instructions, refer to the manufacturer's documentation included with the product, or use the product chat on this page for questions about difficulty, required tools, or whether professional installation is recommended.
What if I have more questions about this product?
Use the product chat on this page for fitment, specs, installation, and compatibility questions, or contact our support team directly for help before you order.
