1979-2003 Johnson & Evinrude 2-Cylinder 20-30 HP 2-Stroke Outboard Gearcase Parts Diagrams

Explore comprehensive gearcase parts diagrams for Johnson & Evinrude 20-30 HP outboard engines from 1979–2003. This resource provides clear breakdowns of internal components, including gearsets, individual bearings and bearing kits, prop shafts, driveshafts, seal kits, and other gearcase internals, making it ideal for repair, maintenance, or rebuild projects. Whether you need a rebuild kit, a specific bearing, or a diagram to identify parts, this page offers reliable visual guidance and part listings to get you back on the water with confidence.

The following parts correspond to the numbers on the diagram above:

1. Gear Set 15-35 HP W/ Clutch Dog
2. Reverse Gear 20-35 HP
3. Bushing, Reverse Gear 20-35 HP
4. Clutch Dog 20-35 HP
5. Bearing, Drive Shaft 20-35 HP
6. Pinion & Propeller Shaft Bearing 15-35
7. Thrust Bearing 15-35 HP
8. Forward Gear Bearing 8-35 HP
   
9. Thrust Washer
10. Thrust Washer, Lower
11. Thrust Washer
12. Prop Shaft Bearing
13. Driveshaft Seal 25-35 HP

 We also offer the following kits:

• Water Pump Kit
• Seal Kit