Ratings & Reviews for E3 Spark Plugs 5/8-in 2-cycle engine and 4-cycle engine Spark plug Fits Champion, Briggs Stratton, NGK, Torch
Ratings may include incentivized customer reviews.
What Customers Are Saying
Customers overwhelmingly praise this spark plug's performance, with most reporting dramatic improvements in engine starting and operation. Many describe their mowers and generators firing up on the first pull after previously requiring multiple attempts. Reviewers consistently highlight smoother operation, increased power, and reliable long-term performance across multiple pieces of equipment. Several customers report using these plugs annually for years and plan to continue. A few note fit issues with specific engine models or gap adjustment needs, though these are rare exceptions. Overall, most customers consider this a worthwhile investment that delivers dependable results.
Customer review summary generated by AI, including incentivized reviews.Make sure its the right one.
It worked. And that's better than anything.
Verified Purchaser
Needed help locating the proper plug.
Would RecommendImproves start up.
Verified Purchaser
Do G o looking for what came in your engine not go
Would Not RecommendI just want a standard spark plug but that can’t happen
Verified Purchaser
E3 Spark Plug
Would RecommendI change the spark plugs once a year on my John Deer E130 mower. Which is used on one acre home lot. I was unsure of the E3 plugs, but i installed them. After a year of service with no issues i have repurchased them again.
Verified Purchaser
Waiting to install
Would RecommendHaven’t installed this yet
Verified Purchaser
X
Would RecommendE3s work very well. Get multi year service from them instead of having to change them every year.
Verified Purchaser
They work
Would RecommendThey worked as intended
Verified Purchaser
High cost hard to locate old number on the brand
Would Not RecommendPrice not stand champion plug.
Verified Purchaser
Sparkplug for generator
Would RecommendHard to determine exact replacement
Verified Purchaser
Requires small (maybe metric) spark plug wrench
Would RecommendWorks great.
Verified Purchaser
I have seen other reviews on these plugs and chart
Would RecommendE3. Spark plugs to me are the best they make small engines run better they make all engines better.
Verified Purchaser