Description
Comparison points and tradeoffs
When comparing CDI Electronics 511-9766 Enclosed Adjustable Spark Gap Tester – 8 Cyl with other Ignition Testers options, use this source-backed detail as the primary discriminator: Wires sold separately.
Use this second fact to evaluate the tradeoff: Product identity: CDI Electronics 511-9766 Enclosed Adjustable Spark Gap Tester – 8 Cyl. A third point to compare across alternatives is: The enclosed 8 cylinder spark gap tester features a heavy-duty wire for mounting in any position. Use of this tool helps reduce the possibility of igniting gas fumes. Wires sold separately.
Alternative-selection boundary
Choose an alternative when its stated identifiers, application, package, or specifications better match the requirement; no unverified competitor claim is introduced here.
Complete source-backed product details
The enclosed 8 cylinder spark gap tester features a heavy-duty wire for mounting in any position. Use of this tool helps reduce the possibility of igniting gas fumes. Wires sold separately.
Source product highlights
About this item
- Enclosed 8 cylinder spark gap tester
- Features a heavy-duty wire for mounting in any position
- Helps reduce the possibility of igniting gas fumes
- Wires sold separately




Richard S. Barber –
This board works perfectly for my work on inboard and stern drive boats where sparks are a good way to get killed in a literal flash. Works on outboards just fine too.
James C. –
works great, i recommend it.shipped on time .will continue using
craig –
not bright enough spark
Darrell Hunter –
Very good
Shane Corbeil –
Works good thanks
William Booth –
Good quality and the spark pins have adjustable gaps
Mike Lane –
This tool works great enabling me to see the spark on each cylinder at one look. Great price as well
Troy C. –
It is a must-have tool for any mechanic who troubleshoots electrical problems on engines.
Lou Antonelli –
Hard to read tester
mark –
Wish i had one of these years ago