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4.9 out of 5 stars. 70 reviews
A woman outside with a dog
A woman outside with a dog

E3 Spark Plug

E3 Spark Plug

Item # 444189299

Stocked & Ready
E3 E3 Spark Plug
E3 E3 Spark Plug
$9.99

Spend $49.99 to unlock free delivery!

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E3 Spark Plug

Item # 444189299

Stocked & Ready
E3 E3 Spark Plug
E3 E3 Spark Plug
$9.99

Spend $49.99 to unlock free delivery!

Shopping at

Grassland (franklin) TN

Delivery to

Free standard delivery on online footwear & Clothing purchases of $49 and over.

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E3.12 is a 14mm, 0.375" reach plug with a gasket seat. It is used in a wide variety of small engine applications, especially handheld lawn & garden equipment. 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 over an extended product life. Replaces: CHAMPION: CJ4, CJ6,CJ6Y, CJ7Y, CJ8, RCJ4, RCJ6, RCJ6Y, RCJ7Y, RCJ8, 5843 NGK: BM6A, BM6Y, BM7A, BM7Y, BMR6A, BMR7A, BPM7A, BPM7Y, BPMR6A-10, BPMR7AKeep outdoor power equipment in prime condition by replacing spark plugs at least once every season. For detailed installation instructions, please refer to your instruction manual.

  • Contents include one spark plug.
  • For 3/4 in. hex plug. 14 mm thread diameter and 0.375 in. reach. with a gasket seat.
  • Increases engine power up to 12% over conventional spark plugs.
  • Fuel consumption reduced up to 13% in small engines.
  • Replaces: CHAMPION: CJ4, CJ6,CJ6Y, CJ7Y, CJ8, RCJ4, RCJ6, RCJ6Y, RCJ7Y, RCJ8, 5843 NGK: BM6A, BM6Y, BM7A, BM7Y, BMR6A, BMR7A, BPM7A, BPM7Y, BPMR6A-10, BPMR7A
  • Part# E3.12

Q&As

1 - 4 of 4 Questions

Q: Is this the same as a Bosch WRS6F spark plug?

a year ago
1 Answer
  • A: Hello Neighbor, No, this product is not interchangeable with a Bosch WRS6F spark plug.
    a year ago
    Helpful?

Q: What is gap setting?

a year ago
1 Answer
  • A: Hi Neighbor! You can gap this product yourself. 3/4 in. scoket .375 Reach 14 mm Thread Diameter
    a year ago
    Helpful?

Q: Will this replace Champion RC12YC?

4 years ago
1 Answer
  • A: No, it will not. Model Compatibility Cross to Champion spark plugs CJ6, CJ6Y, RCJ6, RCJ6Y, RCJ7Y, CJ7Y, CJ8, CJ8Y, RCJ8, RCJ8Y and 5843. NGK Spark Plugs BM6A, BM6Y, BM7, BM7A, BM7Y, BMR6A, BMR7A, BPM4A, BPM6A, BPM6Y, BPM6A-10, BPM7A, BPM8Y, BPMR4A, BPMR4A10, BPMR6A, BPM6A10, BPMR7A, BPMR8Y
    4 years ago
    Helpful?

Q: Is this spark plug a direct replacement for the Champion RJ17LM?

5 years ago
1 Answer
  • A: No. If you have a bad lawn mower spark plug, replace it with this reliable and durable model.
    5 years ago
    Helpful?

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Reviews

Rating Snapshot

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67 reviews with 5 stars.
1 review with 4 stars.
1 review with 3 stars.
1 review with 2 stars.
0 reviews with 1 star.

Overall Rating

4.9
22 out of 22 (100%) reviewers recommend this product

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Summary of Reviews

AI-generated from customer ratings & reviews, and may include incentivized reviews.
Customers overwhelmingly praise these spark plugs for exceptional reliability and performance. Most report engines start on the first or second pull, even after years of neglect or in extreme cold. Many notice stronger throttle response, smoother idling, and improved fuel efficiency—some running equ...
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    1 to 4 of 70 Reviews .
    1 – 4 of 70 Reviews
    Charlotte, NC
    Review 1
    Age65 or over

    Great product!

    a month ago
    I always go with E3 with my yard equipment, my mower and pressure washer seem to run much better.

    Yes, I recommend this product.

    Originally posted on e3sparkplugs.com

    Charleston, SC
    Review 1
    Age55 to 64

    Love these "Plugs!"

    4 months ago
    I use them in almost all my lawn equipment, that matches to the certain plug. Haven't had any issues what so ever with the plugs.

    Yes, I recommend this product.

    Originally posted on e3sparkplugs.com

    Berks county Pa.
    Review 1
    Age35 to 44

    These are best for your outdoor power

    4 months ago
    These you have to gap. You need these on all outdoor power gas engines. (The correct model of course). I have found they start gas engines faster than ngk or champion.

    Yes, I recommend this product.

    Originally posted on e3sparkplugs.com

    South Dakota
    Review 1
    Age35 to 44

    Excellent

    a year ago
    There was a noticeable increase in power when I put this in my Honda walk-behind mower

    Yes, I recommend this product.

    Originally posted on e3sparkplugs.com