Mini Tach hour meter

Greg Judge

Cadet
Joined
Jul 5, 2010
Messages
8
Hi I pick up one of the Mini Tach and hour Meter from Ebay


Simple setup, just wrap wire around no.1 spark plug
Mine is 2 cylinder 2 stroke
(old Merc 2 stroke 20hp)

Would I set it for ?
1. spark plug fires twice per revolution
2. once per evolution
3. every other revolution

THANKS for you help.
 
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