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134-6452 is an ignition trigger for 85 HP 4cyl Mercury/Mariner 1976-77 models with Serial # 4366802 thru 4831998. Used to correct misfire, timing loss, or intermittent trigger signal problems.
Representative image shown. Brand or product appearance may vary slightly depending on current inventory.

Part #: 134-6452
Mercury85 HPTriggerWeight: 1 lb
3.0 / 5  (10 votes)
134-6452 is an ignition trigger for 85 HP 4cyl Mercury/Mariner 1976-77 models with Serial # 4366802 thru 4831998. Used to correct misfire, timing loss, or intermittent trigger signal problems.

Notes:

This trigger has a straight linkage arm. Make sure to check yours before ordering.

List Price: $134.39
Your Price: $122.30
Normally In Stock

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

Replaces OEM#'s

73372A1, 73410A1, 76681A1, 77000A2, 964582A1, 964582A3, 964582A4, 964582A5

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

  • Vibration-resistant electronic components
  • Precision ignition timing signal generation
  • Helps support dependable throttle response
  • Supports accurate CDI timing events

Common Symptoms of a Failing Trigger

  • Intermittent ignition timing problems
  • RPM instability under load
  • Ignition timing drift after warm-up
  • 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.