Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
The E3.74 Auto Spark Plug Is A 14Mm, 1.000 Reach Plug With A Taper Seat. It Fits A Wide Variety Of Late Model Applications, Especially Ford Applications. E3 Automotive Plugs Have Three Legs Securing The Diamondfire Electrode To The Shell. This Allows For Excellent Heat Transfer, And Helps To Create More Turbulence In The Cylinder. The Patented Diamondfire Side Wire Is Proven To Increase Power, Reduce Fuel Consumption And Improve Hydrocarbon Emissions In Long-Term Use. The Unique Ground Electrode And Full-Size Center Electrode Also Provides Optimal Performance For A Guaranteed Five Years Or 100,000 Miles. Part Number: E3.74; Resistor: Resistor; Hex Size: 5/8''; Thread Reach: 1.000''; Thread Diameter: 14Mm; Seat: Taper; Tip/Gap: Diamondfire Fixed Gap Cannot Be Adjusted. Our Unique Diamondfire Open Design Forces Air Gap Discharges, Creating The Preferred Edge-To-Edge Spark Path. The Design Allows Replenishment Of The Spark Zone With A Fresh Fuel/Air Charge, And Exposes The Flame Front More Directly To The Piston Head Than Other Plug Designs. This Distinctive Spark Plug Design Has Proven To Simultaneously Increase Engine Power Output, Reduce Gasoline Consumption, Decrease Hydrocarbon And Carbon Monoxide Emissions From The Engine, And Materially Extend The Life Of The Spark Plug. Our Lawn And Garden Spark Plugs Help Engines Operate More Efficiently With A Faster And Smoother Acceleration.
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 is DiamondFire technology and how does it improve spark plug performance?A: DiamondFire technology enhances combustion efficiency by promoting a more complete burn of the fuel-air mixture. This leads to increased horsepower, improved fuel economy, and reduced harmful emissions, making the E3.74 spark plug a top choice for optimizing engine performance.
Q: Is the E3.74 spark plug compatible with all vehicle types?A: Yes, the E3.74 spark plug is designed to be versatile and compatible with a wide range of vehicles and fuel types. It helps maintain optimal engine performance under various driving conditions.
Q: How does the construction of the E3.74 spark plug contribute to its longevity?A: The E3.74 spark plug features a durable nickel-plated shell and a high-strength ceramic insulator that withstands extreme temperatures and resists corrosion. This robust construction ensures long-lasting performance and fewer replacements.
Q: What benefits can I expect from using the E3.74 spark plug in terms of fuel efficiency?A: By optimizing the combustion process, the E3.74 spark plug helps increase fuel efficiency, which can lead to lower fuel costs over time. It reduces the amount of fuel needed for peak engine performance, making it an economical choice.
Q: How easy is it to install the E3.74 spark plug, and do I need special tools?A: The E3.74 spark plug is designed for easy installation, and you typically won’t need any special tools beyond standard spark plug wrenches. It's a straightforward upgrade for anyone looking to enhance engine performance.
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