E3.109 is a race plug. The gap for this plug is approximately 25 thousands.

E-3 spark plug for mtd 951-10292?

E3.22 is the replacement for MTD 951-10292.

Will this fit my dodge charger RT 2006 with a 5.7 hemi in it if not which E3 plug will it take it?

looked on Google, found that e3 614 plugs fit the 5.7l hemi

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Spark Plugs E3.109 Premium Racing Spark Plug with DiamondFIRE Technology

Spark Plugs E3.109 Premium Racing Spark Plug with DiamondFIRE Technology

Product ID: 433491681

Details

Brand
E3
Core Material
Copper
Thread Size
14mm
Top Material Type
Alloy Steel
Vehicle Service Type
Motorcycle

⚡14mm thread for universal racing fit

⛽Boosts power & reduces fuel consumption

🔥DiamondFIRE tech for faster flame propagation

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€ 32.43

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Description

⚡ Ignite your engine’s true potential — race smarter, not harder!

BUILT TO LAST - Full-size center electrode and rugged alloy steel construction ensure extended lifespan under extreme conditions.
DIAMOND FIRE EDGE - Patented dual-leg ground electrode delivers unmatched heat transfer and stable, edge-to-edge spark performance.
FUEL SMART POWER - Optimizes combustion to increase horsepower while cutting fuel use and hydrocarbon emissions.
RACE READY PRECISION - 14mm thread & 0.708” reach engineered for high-RPM engines and universal racing compatibility.
PLUG PLAY CONFIDENCE - Cross-compatible with top brands like Autolite, Champion, and NGK, backed by a limited lifetime warranty.

The E3.109 Premium Racing Spark Plug features patented DiamondFIRE technology with a dual-leg ground electrode for superior heat transfer and faster flame propagation. Designed with a 14mm thread and 0.708” reach, it fits high-performance racing engines, boosting power, improving fuel efficiency, and reducing emissions. Compatible with major spark plug brands and built for durability, it’s the ultimate upgrade for serious racers and performance enthusiasts.

Specifications

ASIN	B01JLYM1D4
Assembly Required	No
Automotive Fit Type	Universal Fit
Brand	E3
Core Material	Copper
Country of Origin	USA
Customer Reviews	4.2 4.2 out of 5 stars (57)
Date First Available	6 May 2020
Exterior	Machined
Generic Name	Spark Plug
Global Trade Identification Number	00894489000053
Item Dimensions LxWxH	25 x 102 x 152 Millimeters
Item Weight	45.4 g
Item model number	E3.109
Manufacturer	E3 Spark Plugs
Manufacturer Part Number	E3.109
Model	E3 Race Spark Plug
Net Quantity	1.0 Count
OEM Part Number	E3.109
Product Dimensions	2.54 x 10.16 x 15.24 cm; 45.36 g
Thread Size	14mm
Top Material Type	Alloy Steel
UPC	894489000053
Vehicle Service Type	Motorcycle

Reviews

M**E

I've been a mechanic since 1975, what people don't understand is that they don't have to put the spark plus that they call for in your lawnmower. I use the E3 plug. My lawnmower starts easy an I use less gas. Clean the plug an it will last a long time.

31.05.2024

R**E

Good plugs, gave me 10 more hp and good gas mileage

30.01.2025

G**P

Work very well w cold air intake and a performance chip added about 50 more hourse power

7.10.2023

A**T

i ordered 8 plugs and only 7 in the package

2.08.2022

C**L

Car is running much better now

16.07.2023

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Rajesh P.

Customer service was outstanding when I had questions about the product.

2 days ago

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

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