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134-3236-S is an ignition trigger disc for 85 HP 4cyl Mercury/Mariner 1973-75 models with Serial # 3493913 thru 4366801. Helps restore proper timing input for smooth engine operation.
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Part #: 134-3236-S
Mercury85 HPTrigger DiscWeight: 1 lb
4.0 / 5  (27 votes)
134-3236-S is an ignition trigger disc for 85 HP 4cyl Mercury/Mariner 1973-75 models with Serial # 3493913 thru 4366801. Helps restore proper timing input for smooth engine operation.
List Price: $36.19
Your Price: $25.25
Normally In Stock

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

Replaces OEM#'s

393-3236

Product Details

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

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

Features

  • Marine-grade sealed construction
  • Designed for stable spark synchronization
  • Precision ignition timing signal generation
  • Supports accurate CDI timing events

Common Symptoms of a Failing Trigger

  • Loss of spark synchronization
  • Hard starting conditions
  • Intermittent ignition timing problems
  • Engine misfire or hesitation

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.