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$143.39
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The Sierra 18-99415 is a CDM short arm ignition trigger designed as a direct replacement for Mercury and Mariner 4-cylinder 2-stroke looper outboard engines. The CDM (Capacitor Discharge Module) trigger is a critical ignition system component responsible for signaling the CDM power pack to fire at precisely the correct moment, ensuring reliable engine starting and smooth operation.
Key Features:
Replaces OEM Part Numbers:
Sierra Marine, now merged with CDI Electronics, is a trusted leader in marine ignition components. The 18-99415 trigger is a proven aftermarket solution for restoring proper ignition timing and spark on Mercury and Mariner looper outboards.
Timeley shipping of product.
Timothy B
Price was spot on and shipping was very fast! Highly recommend THMotorsports and will be checking to shop with them again!
James G
The only issue was the shipping straps on both shocks were broken on one end only! Made it more difficult to install! But for the price I can't complain much! Thanks
Charles R
Shopping took longer than I thought
Michael S
The expierience has been great, would purchase from them again.
Jose Ofray Jose O
good price
Martin H
Good product and price
Ron A
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