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Old 08-04-2014, 11:20 PM
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Davezilla Davezilla is offline
Motorized Bicycle Elite Member
Join Date: Mar 2014
Location: San Antonio Texas
Posts: 2,710
Default Re: Fellow Opti-2 users please help me out!

Here's a pic of a sending unit for the CHT gauge, then you can decide between a digital or analog gauge, and whether to permanently mount it or just use it for tuning, but best to permanent mount, this will save your engine... The spark plug goes thru the big loop on the end...
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