SEI Yamaha V6 2 Stroke 1.81:1 20″ Shaft Repl Lower Unit
Note for purchasing: You must verify your Gear Ratio. Call for application assistance if needed, and have your engine serial number ready when calling.
- SE421, 1.81:1, 20″ Driveshaft
- Standard Right Hand Rotation
- 76° V6 2 Stroke 3.1L & 3.2LYamaha Outboards
- Includes Sterndrive Engineering’s No Fault Warranty for 3 Years
Measuring Guide:
- Use 20″ models when from the top of the driveshaft to the mounting surfaces measures 22.5″
- Use 25″ models when from the top of the driveshaft to the mounting surfaces measures 27.5″
Item is subject to a 20% restocking fee (Boat Covers, Bimini Tops, Outdrives, Drop Ship Items and Special Order Parts)!
**Year, Serial Number, and Horsepower are required to order. Please contact us with this information after you place your order otherwise processing will be delayed.