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For 75 HP 4cyl Mercury/Mariner 1984-88 models with Serial # 6432901 thru OC221499, 134-6454 is an ignition trigger. Provides the timing signal needed for accurate spark delivery.
Representative image shown. Brand or product appearance may vary slightly depending on current inventory.

Part #: 134-6454
Mercury75 HPTriggerWeight: 1 lb
4.0 / 5  (26 votes)
For 75 HP 4cyl Mercury/Mariner 1984-88 models with Serial # 6432901 thru OC221499, 134-6454 is an ignition trigger. Provides the timing signal needed for accurate spark delivery.

Notes:

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

List Price: $180.79
Your Price: $164.50
Normally In Stock

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

Replaces OEM#'s

77000A1, 96453A1, 96453A2

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

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

Common Symptoms of a Failing Trigger

  • Hard starting conditions
  • Engine misfire or hesitation
  • Loss of spark synchronization
  • Ignition timing drift after warm-up

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.