Inlline Spark Tester
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Lisle Inlline Spark Tester

Part No. 20610 Warranty Details  
Quantity  Add to Cart
Gives a visual check of the ignition system. Quickly diagnose problems with all ignition systems. Connect the tool between the spark plug and the plug wire. Tool is double ended to offer a straight boot and a 90 degree boot on one tool. With the engine running, the tool flashes a mirror image of ignition spark
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by PowerReviews
LisleInlline Spark Tester

(based on 2 reviews)

Ratings Distribution

  • 5 Stars



  • 4 Stars



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  • 2 Stars



  • 1 Stars



Reviewed by 2 customers

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(1 of 1 customers found this review helpful)


Works great


from undisclosed

Verified Buyer

Comments about Lisle Inlline Spark Tester:

Works great, easy to use and diagnose.

(4 of 14 customers found this review helpful)


O.K. but better out there


from S.F.

About Me Auto Enthusiast, Mechanic

See all my reviews

Verified Buyer
Helpful Reviewer


  • Durable
  • Good Grip


  • Too Much Time To Use

Best Uses

  • Home
  • Minor Repairs

Comments about Lisle Inlline Spark Tester:

Product worked as described. Have to keep hooking and unhooking up to different plugs. Easy to tell if there is spark. If your looking to verify spark for example to check individual coil packs, there are other products that are better.

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