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133-4804 is a timer base built for 50 HP Johnson/Evinrude 1995-98 DT, EL, JL, TL and TTL models. Provides timing input needed for smooth spark advance and engine operation.
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Part #: 133-4804
Evinrude50 HPTimer BaseWeight: 2 lb
4.0 / 5  (29 votes)
133-4804 is a timer base built for 50 HP Johnson/Evinrude 1995-98 DT, EL, JL, TL and TTL models. Provides timing input needed for smooth spark advance and engine operation.
List Price: $265.19
Your Price: $241.30
Normally In Stock

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

Replaces OEM#'s

584804, 763773

Product Details

Designed for reliable spark timing control, this marine timer base helps coordinate ignition advance events for smoother throttle response and stable engine performance.

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

Features

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

Common Symptoms of a Failing Timer Base

  • Hard starting conditions
  • Engine hesitation or misfire
  • Erratic spark timing behavior
  • 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.