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134-3960-2 fits 30 HP 3cyl Mercury/Mariner 1998-2006 models with Serial # OG590000 thru OT979999 as an ignition trigger. Restores the signal path needed for accurate cylinder firing.
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Part #: 134-3960-2
Mercury30 HPTriggerWeight: 1 lb
4.0 / 5  (12 votes)
134-3960-2 fits 30 HP 3cyl Mercury/Mariner 1998-2006 models with Serial # OG590000 thru OT979999 as an ignition trigger. Restores the signal path needed for accurate cylinder firing.
List Price: $148.69
Your Price: $135.30
Normally In Stock

In Stock items ship same day if ordered before 3PM CST (excluding weekends and holidays)

Replaces OEM#'s

853960T, 855747A1

Product Details

Built for harsh outboard environments, this trigger assembly supports stable ignition timing and dependable CDI signal generation.

Precision magnetic pickup components and sealed marine-grade construction help resist moisture intrusion, corrosion, and damaging engine vibration.

Features

  • Vibration-resistant electronic components
  • Precision ignition timing signal generation
  • Designed for stable spark synchronization
  • Helps support dependable throttle response

Common Symptoms of a Failing Trigger

  • RPM instability under load
  • Ignition timing drift after warm-up
  • Hard starting conditions
  • Loss of spark synchronization

Need Fitment Help?

Tell us your brand, horsepower, and part number. We can help verify fitment before you order.

Support PDF files appear on this page when available.