
31971-71 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $19.99 | Condition is New, Harley Davidson Sportster XLH XL Spark Plug Wire & Boot 31971-71, shipping cost = $8.95 | 99.9% |
![]() | $29.98 | Condition is New, Harley Davidson AMF Ironhead Sportster Spark Plug Wire & Boot 31971-71 NOS NEW, FREE SHIPPING | 99.7% |

Harley-Davidson 31971-71 Sportster XLH/XL Spark Plug Wire Boot
The Harley-Davidson 31971-71 Sportster XLH/XL Spark Plug Wire Boot is an essential component in the ignition system of your Harley-Davidson motorcycle. This boot is specifically designed for the Sportster XLH and XL models.
This spark plug wire boot is made from high-quality materials, ensuring durability and reliability. The exterior is crafted from a heat-resistant, reinforced rubber material that can withstand the extreme temperatures generated during engine operation. The rubber is also resistant to oil, coolant, and fuel, protecting the boot from potential damage.
The Harley-Davidson 31971-71 Sportster XLH/XL Spark Plug Wire Boot features a secure, ribbed design that keeps the spark plug wires in place, preventing them from coming loose during operation. This not only ensures a consistent ignition but also reduces the risk of damage to the wires.
The boot's design also includes an integrated silicone boot seal, which provides an effective barrier against moisture and contaminants. This feature helps prolong the life of the spark plug wires and maintains their performance, contributing to the overall health and efficiency of your Harley-Davidson motorcycle.
Installing the Harley-Davidson 31971-71 Sportster XLH/XL Spark Plug Wire Boot is a straightforward process. It replaces the existing worn or damaged boot on your motorcycle's spark plug wires. By upgrading to this OEM (Original Equipment Manufacturer) part, you can ensure a perfect fit and optimal performance for your Harley-Davidson Sportster XLH or XL.
In summary, the Harley-Davidson 31971-71 Sportster XLH/XL Spark Plug Wire Boot is an essential investment for any Harley-Davidson motorcycle owner. Its high-quality, durable design, and easy installation make it an excellent choice for maintaining the performance and reliability of your bike's ignition system.
Pros and Cons of Buying Harley-Davidson 31971-71 Sportster XLH/XL Spark Plug Wire Boot
The Harley-Davidson 31971-71 Sportster XLH/XL Spark Plug Wire Boot is an essential component for maintaining the electrical system of your Harley-Davidson motorcycle. Here are some pros and cons to consider before making a purchase.
Pros:1. OEM Part: This spark plug wire boot is an original equipment manufacturer (OEM) part, meaning it is specifically designed and manufactured by Harley-Davidson to fit your motorcycle perfectly.
2. High-Quality Material: The boot is made of high-temperature resistant rubber that can withstand the extreme conditions of a motorcycle's engine compartment.
3. Improved Performance: A faulty or worn-out spark plug wire boot can cause misfires, decreased performance, and poor fuel efficiency. Replacing it with a new one can help improve your motorcycle's performance.
4. Easy Installation: The spark plug wire boot is a relatively simple part to install, making it a DIY project for many Harley-Davidson owners.
5. Long Lasting: With proper maintenance, a spark plug wire boot can last for several thousand miles, making it a cost-effective investment.
Cons:1. Cost: The price of the Harley-Davidson 31971-71 Sportster XLH/XL Spark Plug Wire Boot may be higher than aftermarket alternatives. However, the cost may be justified due to its OEM quality and performance benefits.
2. Availability: Depending on your location, availability of this specific part from Harley-Davidson dealers or authorized retailers may be limited.
3. No Performance Upgrades: While replacing the spark plug wire boot can improve performance, it does not provide any significant performance upgrades on its own.
Conclusion:The Harley-Davidson 31971-71 Sportster XLH/XL Spark Plug Wire Boot is an essential investment for any Harley-Davidson motorcycle owner. Its OEM quality, high-temperature resistant material, and easy installation make it a cost-effective and practical choice for maintaining the electrical system of your motorcycle. While it may be more expensive than aftermarket alternatives, the improved performance and peace of mind that comes with using an OEM part may be worth the investment.
Recommendation:If you are a Harley-Davidson motorcycle owner and you suspect that your spark plug wire boot is worn out or faulty, it is recommended that you replace it with a new one. The Harley-Davidson 31971-71 Sportster XLH/XL Spark Plug Wire Boot is a high-quality, OEM part that can help improve your motorcycle's performance and ensure optimal electrical system function.
Details:
I ship worldwide. Up for sale is an original new old stock Harley Davidson spark plug with and boot assembly, part 31971-71. Correct for many vintage Harley's, a very cool old school Beltane piece. Very cool find.
It measure 10.5 long. Please feel free to get in touch with any questions. Be sure to check my other listings for more hard find vintage motorcycle parts.
specifications ignitiwire:
- for models: Xlh, Sportster
- brand: Harley Davidson
- mpn: 31971-71
- part type: Spark Wire Plug Boot
seller ignitiwire:
- city: philadelphia, pennsylvania
- # reviews: 11367
- rating: 100.0%
offer ignitiwire:
- started: november 8, 2025
- options: ship-to-home
- availability: in stock
- sold #: 13
- prices: $19.99–$29.98
- item condition: New
- in stock #: 2
payments ignitiwire:
- credit card: visa
- other
- wallet: google-pay
general ignitiwire:
- category: Auto Parts > Car Truck Accessories > Systems Components > Ignition Wires Coil Boots
returns ignitiwire:
- policy: returns accepted
- time: 30 days
- paid by: seller
shipping ignitiwire:
- class: standard
- service: usps ground advantage
- transit: 5-10 days
- carrier: usps
- type: calculated
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