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Fits 80 HP 4cyl Mercury/Mariner 1969-72 models with Serial # 2559001 thru 3493912: 134-3736 is an ignition trigger. Sends the ignition signal that allows the system to fire at the correct time.
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Part #: 134-3736
Mercury80 HPTriggerWeight: 1 lb
3.0 / 5  (28 votes)
Fits 80 HP 4cyl Mercury/Mariner 1969-72 models with Serial # 2559001 thru 3493912: 134-3736 is an ignition trigger. Sends the ignition signal that allows the system to fire at the correct time.
List Price: $671.99
Your Price: $611.55
Normally In Stock

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

Replaces OEM#'s

332-4177A3, 393-3736A3, 393-3736A23, 393-3736A77, 393-3736A79

Product Details

Designed for reliable ignition synchronization, this marine trigger helps coordinate spark timing events across the engine's RPM range.

Marine-grade insulation materials and sealed pickup circuitry help protect the trigger assembly from humidity, heat cycling, and electrical interference.

Features

  • Designed for stable spark synchronization
  • Helps support dependable throttle response
  • Supports accurate CDI timing events
  • Vibration-resistant electronic components

Common Symptoms of a Failing Trigger

  • Ignition timing drift after warm-up
  • Engine misfire or hesitation
  • RPM instability under load
  • 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.