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114-5772 is an ignition switch box built for 45 HP 4cyl Mercury/Mariner 1981-89 models with Serial # 5531630 thru OB393190. Restores spark control where the original module has failed or become unreliable.
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Part #: 114-5772
Mercury45 HPSwitch BoxWeight: 2 lb
3.0 / 5  (19 votes)
114-5772 is an ignition switch box built for 45 HP 4cyl Mercury/Mariner 1981-89 models with Serial # 5531630 thru OB393190. Restores spark control where the original module has failed or become unreliable.
List Price: $355.89
Your Price: $126.00
Normally In Stock

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

Replaces OEM#'s

332-5772A1, 332-5772A2, 332-5772A3, 332-5772A4, 332-5772A5

Product Details

Built for harsh marine environments, this ignition module supports consistent spark output, smoother acceleration, and dependable high-RPM ignition operation.

Marine-grade molded connectors and sealed electronic construction help maintain dependable ignition performance in demanding marine applications.

Features

  • Marine-grade sealed electronic construction
  • Supports dependable ignition timing operation
  • Helps maintain reliable spark delivery under load
  • Designed for stable spark sequencing

Common Symptoms of a Failing Switch Box

  • Hard starting conditions
  • Random cylinder firing issues
  • Engine misfire under acceleration
  • Loss of top-end RPM

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.