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133-3377 fits 185 HP Johnson/Evinrude 1979-85 models as a timer base. Supports proper ignition advance and reliable cylinder firing.
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Part #: 133-3377
Evinrude185 HPTimer BaseWeight: 2 lb
4.0 / 5  (18 votes)
133-3377 fits 185 HP Johnson/Evinrude 1979-85 models as a timer base. Supports proper ignition advance and reliable cylinder firing.
List Price: $387.79
Your Price: $352.90
Normally In Stock

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

Replaces OEM#'s

581985, 582122, 582356, 582357, 582371, 582394, 583129, 583377

Product Details

This timer base assembly is engineered to provide accurate ignition timing synchronization and dependable trigger signal generation throughout the engine's RPM range.

The assembly uses sealed electronic components and vibration-resistant construction to help maintain stable ignition timing performance under demanding marine operating conditions.

Features

  • Helps maintain accurate ignition advance operation
  • Vibration-resistant electronic components
  • Marine-grade sealed construction
  • Designed for stable CDI timing signals

Common Symptoms of a Failing Timer Base

  • Erratic spark timing behavior
  • Engine hesitation or misfire
  • Hard starting conditions
  • Intermittent ignition timing issues

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.