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134-3736 is an ignition trigger for 150 HP Mercury/Mariner 1973-77 models with Serial # 3502806 thru 4868997. Used to correct misfire, timing loss, or intermittent trigger signal problems.
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Part #: 134-3736
Mercury150 HPTriggerWeight: 1 lb
4.0 / 5  (5 votes)
134-3736 is an ignition trigger for 150 HP Mercury/Mariner 1973-77 models with Serial # 3502806 thru 4868997. Used to correct misfire, timing loss, or intermittent trigger signal problems.
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

This trigger assembly is engineered to provide accurate ignition timing signals for dependable spark sequencing and throttle response.

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

  • Hard starting conditions
  • Engine misfire or hesitation
  • Intermittent ignition timing problems
  • RPM instability under load

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.