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114-7452A3 is an ignition switch box for 40 HP Mercury/Mariner 1981-84 models with Serial # 5823918 thru 6999999. Controls ignition firing sequence on compatible multi-cylinder applications.
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Part #: 114-7452A3
Mercury40 HPSwitch BoxWeight: 2 lb
3.0 / 5  (31 votes)
114-7452A3 is an ignition switch box for 40 HP Mercury/Mariner 1981-84 models with Serial # 5823918 thru 6999999. Controls ignition firing sequence on compatible multi-cylinder applications.
List Price: $220.09
Your Price: $106.95
Normally In Stock

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

Replaces OEM#'s

332-7452A2, 332-7452A3

Product Details

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

Heavy-duty electronic components and insulated internal circuitry are designed to withstand heat cycling, humidity, and harsh outboard operating conditions.

Features

  • Marine-grade sealed electronic construction
  • Designed for stable spark sequencing
  • Vibration-resistant internal circuitry
  • High-energy CDI ignition switching design

Common Symptoms of a Failing Switch Box

  • Intermittent spark or ignition drop-out
  • 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.