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Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
⚠️ California Proposition 65 Warning : Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
Autolite Racing Spark Plugs are used by many professional race car drivers. These spark plugs contain an Yttrium-Enhanced Alloy, which enables up to 8 percent reduction in side wire temperature for improved durability and less pre-ignition. Autolite racing plugs are available in colder heat ranges than most plug manufacturers to support modified engines and feature a cut background electrode for improved ignitibility and faster flame kernel growth. They are also nickel plated for a long-lasting, corrosion-resistant finish. Since its inception, the Autolite brand has provided the automotive aftermarket and Original Equipment manufacturers the highest quality ignition products. Autolite has been in operation for over 100 years and has produced more than 11 billion spark plugs and glow plugs. These plugs are specifically designed for each application to meet or exceed OE quality and performance. Autolite makes plugs for Japanese, European, and Korean cars as well as plugs for Lawn & Garden and Power Sports. As a leading supplier of spark plugs, the Autolite brand has the right ignition products for your application, regardless of make or model, import or domestic.
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
Q: What materials are used in the Autolite AR3910 spark plug?A: The Autolite AR3910 spark plug features an Yttrium-enhanced alloy that provides durability and reduces side wire temperature.
Q: What is the size of the Autolite AR3910 spark plug?A: The Autolite AR3910 spark plug has dimensions of one inch in length, one inch in width, and three point thirty-eight inches in height.
Q: Is the Autolite AR3910 spark plug designed for specific vehicle types?A: Yes, the Autolite AR3910 spark plug is specifically designed for modified engines and is suitable for various car makes including Japanese, European, and Korean models.
Q: How do I install the Autolite AR3910 spark plug?A: To install the Autolite AR3910, ensure the engine is cool, remove the old spark plug, and securely thread the new plug into the engine before tightening.
Q: Is the Autolite AR3910 suitable for racing applications?A: Yes, the Autolite AR3910 is specifically designed for high performance racing applications and is widely used by professional race car drivers.
Q: Can I use the Autolite AR3910 spark plug in a standard vehicle?A: While the Autolite AR3910 can be used in standard vehicles, it is optimized for racing and modified engines, making it less suitable for everyday driving.
Q: How should I store the Autolite AR3910 spark plug?A: Store the Autolite AR3910 spark plug in a cool, dry place, ensuring it is protected from moisture to maintain quality.
Q: Does the Autolite AR3910 spark plug require special handling?A: No, the Autolite AR3910 spark plug does not require special handling, but avoid dropping or exposing it to harsh conditions.
Q: How can I ensure the Autolite AR3910 spark plug lasts longer?A: To prolong the life of the Autolite AR3910 spark plug, ensure proper installation and regular maintenance of your engine.
Q: What is the warranty for the Autolite AR3910 spark plug?A: The Autolite AR3910 spark plug typically comes with a limited warranty, but it is advisable to check with the retailer for specific terms.
Q: What do I do if the Autolite AR3910 spark plug is damaged upon arrival?A: If the Autolite AR3910 spark plug arrives damaged, contact the retailer immediately for a return or exchange.
Q: Is the Autolite AR3910 spark plug safe to use in all climates?A: Yes, the Autolite AR3910 spark plug is designed for durability and can perform well in various climate conditions.
Q: How does the Autolite AR3910 compare to standard spark plugs?A: The Autolite AR3910 spark plug offers enhanced performance features, such as reduced side wire temperature and improved ignitability, compared to standard plugs.
Q: Can beginners use the Autolite AR3910 spark plug?A: While beginners can use the Autolite AR3910, it is recommended for those with modified engines or racing applications for optimal performance.
Q: What features make the Autolite AR3910 stand out?A: The Autolite AR3910 spark plug features a cut back ground electrode for improved ignitability and is nickel plated for corrosion resistance.