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For 115 HP 6cyl Mercury/Mariner 1970-79 models with Serial # 2836019 thru 5314655, 134-4313S is an ignition trigger disc. Helps diagnose and correct ignition timing faults related to trigger failure.
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Part #: 134-4313S
Mercury115 HPTrigger DiscWeight: 1 lb
4.0 / 5  (26 votes)
For 115 HP 6cyl Mercury/Mariner 1970-79 models with Serial # 2836019 thru 5314655, 134-4313S is an ignition trigger disc. Helps diagnose and correct ignition timing faults related to trigger failure.
List Price: $38.89
Your Price: $26.20
Normally In Stock

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

Replaces OEM#'s

N/A

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

  • Helps support dependable throttle response
  • Supports accurate CDI timing events
  • Precision ignition timing signal generation
  • Designed for stable spark synchronization

Common Symptoms of a Failing Trigger

  • Engine misfire or hesitation
  • Loss of spark synchronization
  • RPM instability under load
  • Hard starting conditions

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.