Simple and Easy to Use:


Step 1

Turn the unit on & select "real time-engine running" or "snapshot-no start" mode

Step 3

Instantly detect if their is voltage (red LED) present and if the spark plug (green LED) is firing while under compression

Step 2

Simply place the probe at the end of the spark plug boot without having to remove any wires or plugs


See our demo

by Master Mechanic & television personality

Sam Memmolo


SHORT DEMO(3:31) | LONG DEMO(8:13)

"The OK Spark spark plug tester is the hottest diagnostic tool on the market today," Winner of the PTEN 2009 Diagnostic tool award, "it's fast, easy to use...Defintely a must have in your toolbox" says Master Mechanic Sam Memmolo



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Live in Action
SEMA 2009
Booth #12655
Live Demo & Tips
from Master Mechanic
Sam Memmolo
Nov 3, 2009
From 1-4PM