Description

Spark Plug – Racing – 14 mm Thread – 0.750 in Reach – Gasket Seat – Non-Resistor – Each

Why Choose Us?



Frequently Asked Questions​

As an Authorized Automotive Retailer in the United States, we take pride in guaranteeing 100% authentic products from all brands available on our website. With partnerships spanning 1,000+ brands and a network of 20+ distributor warehouses nationwide, we maintain millions of auto parts in inventory across the USA, ensuring quick shipping and reliable service to our customers. When you shop with us, you're investing in quality and trust.
We believe we have the fastest backorder system in the U.S. auto parts industry, thanks to our strong partnerships with brands and vendors. Nearly all backordered auto parts are shipped directly by the vendors without any additional delays, or they are placed as special orders on the same day. In most cases, backordered parts are delivered within 5-10 days.
We offer unbeatable prices and the best shipping rates on auto parts, with exclusive protection and insurance included to safeguard your order from damage or loss. Enjoy convenient door-to-door delivery, real-time tracking, and our 100% satisfaction guarantee for a smooth, worry-free experience.
Our standard shipping typically takes 1-3 business days. We will provide estimated shipping time for each product. While we aim to deliver as quickly as possible, this timeframe ensures all orders are processed, prepared, and dispatched with care. If the products are not ready for shipping in 72 hours, we will refund you 100%
Absolutely. Once your order is dispatched, you’ll receive an email with tracking details, so you can follow your shipment every step of the way. Every step of shipping process will be sent through email notifications or using tracking page.
Every product page includes a stock level indicator to show what’s available. We always update the inventory 24/24. We’ll be happy to check availability and provide updates on new stock arrivals if you need a help.
We’re sorry to hear that your order wasn’t delivered in perfect condition. Please email us with your order number, a description of the issue, and photographs of the damaged item. Once we receive this information, we’ll arrange for a replacement or refund and handle the return process.
You can return items within 30 days of receipt. Ensure the product is new in its original packaging and securely wrapped for safe transit. Once we receive the item in sellable condition, we’ll issue a full refund for the product value. Contact us for the return address and further instructions.

Global Shipping Estimates (Ships from USA)

Destination Region Est. Delivery Time Estimated Cost
🇨🇦 Canada 5 - 7 Days
DHL UPS USPS FedEx
From $50.00 USD
🇪🇺 European Countries 5 - 7 Days
DHL UPS USPS FedEx
From $70.00 USD
🇦🇺 Australia 5 - 7 Days
DHL UPS USPS FedEx
From $110.00 USD
🇦🇪 United Arab Emirates 5 - 7 Days
DHL UPS USPS FedEx
From $100.00 USD
🇸🇦 Saudi Arabia 5 - 7 Days
DHL UPS USPS FedEx
From $100.00 USD
🇯🇵 Asia Countries 5 - 7 Days
DHL UPS USPS FedEx
From $130.00 USD
*Note: These are estimated costs for a standard package. Exact shipping fees will be calculated at checkout using live rates based on your specific location and cart weight.

Reviews

There are no reviews yet.

Be the first to review “AUTOLITE Racing Spark Plug AR3931”

Your email address will not be published. Required fields are marked *

Recently viewed products

  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    ORACLE LIGHTING Side-Mirror 5923-001

    SKU: ORA5923-001
    Product information
    Details...
    Original price was: $689.99.Current price is: $599.99.Add to cart
    Original price was: $689.99.Current price is: $599.99.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    REESE Reese Application Guide 2015 REE110

    SKU: REE110
    Product information
    Details...
    Original price was: $2.31.Current price is: $2.01.Add to cart
    Original price was: $2.31.Current price is: $2.01.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    SIMPSON SAFETY Shift Boot Cover SFI 36012S

    SKU: SIM36012S
    Product information
    • Weight0.505 lbs
    • Dimensions14.95 × 7.45 × 1.75 in
    • Sfi Rating

      SFI 48.1

    • Quantity

      Each

    • Mounting Location

      Floor

    • Mount Type

      Slip-On

    • Boot Included

      Yes

    Details...
    Original price was: $113.00.Current price is: $101.95.Add to cart
    Original price was: $113.00.Current price is: $101.95.
    Quantity Only 7 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    G.T. STYLING GTS Catalog 2012 GTS1

    SKU: GTS1
    Product information
    Details...
    Original price was: $1.10.Current price is: $1.00.Add to cart
    Original price was: $1.10.Current price is: $1.00.Add to wishlist
  • Add to wishlist
    Sale
    FLAMING RIVER The Light Timing Light FR1001
    Add to wishlist

    FLAMING RIVER The Light Timing Light FR1001

    SKU: FLAFR1001
    Product information
    • Weight0.84 lbs
    • Dimensions11.95 × 8 × 2.5 in
    • Quantity

      Each

    • Style

      Flashlight

    • Single / Double Wire

      Single Wire

    • Led / Incandescent Bulb

      Incandescent

    • Self Powered

      Yes

    Details...
    Original price was: $81.21.Current price is: $73.83.Add to cart
    Original price was: $81.21.Current price is: $73.83.Add to wishlist
  • Add to wishlist
    Sale
    DART Valve Guide 63121210
    Add to wishlist

    DART Valve Guide 63121210

    SKU: DRT63121210
    Product information
    • Weight0.05 lbs
    • Dimensions3.05 × 0.9 × 0.85 in
    • Material

      Bronze

    • Color

      Natural

    • Finish

      Natural

    • Quantity

      Each

    • Length

      1.95 in

    Details...
    Original price was: $15.25.Current price is: $12.71.Add to cart
    Original price was: $15.25.Current price is: $12.71.Add to wishlist
  • Add to wishlist
    Sale
    COMPUTECH SYSTEMS Drag Race Log Book 3035
    Add to wishlist

    COMPUTECH SYSTEMS Drag Race Log Book 3035

    SKU: CPT3035
    Product information
    • Weight0.425 lbs
    • Dimensions13 × 9.9 × 0.45 in
    • Quantity

      Each

    • Style

      Drag Log Book

    • Sheets Per Pad

      24 Sheets

    • Complete Drag Race Log

      Yes

    • UPC Code

      601808030352

    Details...
    Original price was: $27.19.Current price is: $24.72.Add to cart
    Original price was: $27.19.Current price is: $24.72.Add to wishlist
  • Add to wishlist
    Sale
    COMP CAMS 7/16in Hi-Tech Poly Lock 986157
    Add to wishlist

    COMP CAMS 7/16in Hi-Tech Poly Lock 986157

    SKU: COM4600-1
    Product information
    • Weight0.06 lbs
    • Dimensions4 × 1.45 × 0.85 in
    • Material

      Steel

    • Color

      Black

    • Finish

      Oxide

    • Quantity

      Each

    • Variant

      Yes

    Details...
    Original price was: $11.44.Current price is: $9.95.Add to cart
    Original price was: $11.44.Current price is: $9.95.Add to wishlist
  • Add to wishlist
    Sale
    ARP Head Stud Kit BBC 8.1L 235-4203
    Add to wishlist

    ARP Head Stud Kit BBC 8.1L 235-4203

    SKU: ARP235-4203
    Product information
    • Weight6.15 lbs
    • Dimensions8.5 × 4 × 2.5 in
    • Alloy

      ARP 2000

    • Material

      Chromoly

    • Color

      Black

    • Finish

      Oxide

    • Quantity

      Kit

    Details...
    Original price was: $544.45.Current price is: $494.95.Add to cart
    Original price was: $544.45.Current price is: $494.95.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    ARP Ford Head Stud Kit 6pt. 153-4001
    Add to wishlist

    ARP Ford Head Stud Kit 6pt. 153-4001

    SKU: ARP153-4001
    Product information
    • Weight3.65 lbs
    • Dimensions8.5 × 4 × 2.5 in
    • Bolt/Stud Kit

      Stud

    • Head/Nut Style

      Hex

    • Head Size

      5/8 in

    • Alloy

      8740

    • Material

      Chromoly

    Details...
    Original price was: $177.19.Current price is: $161.08.Add to cart
    Original price was: $177.19.Current price is: $161.08.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist

    18