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Fits 20 HP Mercury/Mariner 1977-81 models with Serial # 4709593 thru 5837436: 114-6222 is an ignition switch box. Helps keep the ignition system firing consistently in marine use.
Representative image shown. Brand or product appearance may vary slightly depending on current inventory.

Part #: 114-6222
Mercury20 HPSwitch BoxWeight: 2 lb
4.0 / 5  (22 votes)
Fits 20 HP Mercury/Mariner 1977-81 models with Serial # 4709593 thru 5837436: 114-6222 is an ignition switch box. Helps keep the ignition system firing consistently in marine use.
List Price: $334.89
Your Price: $304.75
Normally In Stock

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

Replaces OEM#'s

339-5287, 339-6222A1, 339-6222A4, 339-6222A6, 339-6222A8, 339-6222A10

Product Details

Designed for reliable capacitor discharge ignition control, this marine switch box helps coordinate spark delivery and stable combustion under varying load conditions.

Sealed marine-grade circuitry and vibration-resistant epoxy encapsulation help protect the switch box from moisture intrusion, corrosion, and damaging engine vibration.

Features

  • Supports dependable ignition timing operation
  • Helps maintain reliable spark delivery under load
  • Vibration-resistant internal circuitry
  • High-energy CDI ignition switching design

Common Symptoms of a Failing Switch Box

  • Sudden ignition failure after warm-up
  • Loss of top-end RPM
  • Hard starting conditions
  • Engine misfire under acceleration

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.