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Fits 90 HP Johnson/Evinrude 1988-97 models: 133-3379 is a timer base. Provides timing input needed for smooth spark advance and engine operation.
Representative image shown. Brand or product appearance may vary slightly depending on current inventory.

Part #: 133-3379
Evinrude90 HPTimer BaseWeight: 2 lb
4.0 / 5  (9 votes)
Fits 90 HP Johnson/Evinrude 1988-97 models: 133-3379 is a timer base. Provides timing input needed for smooth spark advance and engine operation.
List Price: $315.59
Your Price: $287.20
Normally In Stock

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

Replaces OEM#'s

582514, 583289, 583379, 763776

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.

Marine-grade insulation materials and sealed trigger components help protect the timer base from humidity, heat cycling, and electrical interference.

Features

  • Precision ignition timing synchronization
  • Marine-grade sealed construction
  • Helps maintain accurate ignition advance operation
  • Designed for stable CDI timing signals

Common Symptoms of a Failing Timer Base

  • Erratic spark timing behavior
  • Hard starting conditions
  • Intermittent ignition timing issues
  • RPM instability 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.