FAST SHIPPING
On Orders Over $99
EXPERT SUPPORT
⌕ TRACK ORDER 🛒 CART (0)

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.
133-1900 is a timer base built for 115 HP Johnson/Evinrude 1973-77 models. Used when timing signal problems cause misfire, hard starting, or poor acceleration.
Representative image shown. Brand or product appearance may vary slightly depending on current inventory.

Part #: 133-1900
Evinrude115 HPTimer BaseWeight: 2 lb
4.0 / 5  (16 votes)
133-1900 is a timer base built for 115 HP Johnson/Evinrude 1973-77 models. Used when timing signal problems cause misfire, hard starting, or poor acceleration.
List Price: $417.09
Your Price: $379.55
Normally In Stock

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

Replaces OEM#'s

385433, 581300, 581900, 763778

Product Details

Built for harsh marine environments, this timer base supports dependable ignition timing accuracy and consistent CDI trigger operation.

Precision pickup circuitry and marine-grade insulated wiring are designed to resist moisture intrusion, corrosion, and continuous engine vibration.

Features

  • Supports dependable throttle response
  • Helps maintain accurate ignition advance operation
  • Marine-grade sealed construction
  • Vibration-resistant electronic components

Common Symptoms of a Failing Timer Base

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

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.