- Brand: Yamaha
- Size: 40 HP
- Style: N/A
- Condition: Seller Refurbished
- Notes: Fully Resealed & Pressure Checked With New Impeller!
- SKU: 26-71310 LRU
- Manufacturer Part Number: N/A
- Country of Manufacture: Japan
- Motor & Engine Type: Yamaha
- Part Type: Motors, Engines & Components
- Inventory Number: 26-71310 LRU
- Website Category: Lower Units
- Website Sub Category: Complete Lower Units
- UPC: N/A
- Shipping: $50.00
Yamaha Mariner 40 HP 20″ Lower Unit
Yamaha / Mariner 40 HP 2-cylinder lower unit, 20″ shaft, right-hand rotation, freshwater. Professionally inspected and tested. Gears are only replaced if found to be bad — good OEM gears are retained.
SPECS
| Driveshaft Length: 21″ | Rotation: Right-Hand (RH) |
| Driveshaft Splines: 14 | Prop Shaft Splines: 13 |
Driveshaft length measured from the top of the water pump.
WHAT WE DID
| ❖ | Resealed and pressure checked to 15 PSI |
| ❖ | New water pump impeller installed |
| ❖ | Shift operation tested and verified |
| ❖ | Driveshaft and prop shaft inspected — straight and true |
| ❖ | Inspected under magnification — all wear surfaces good |
| ❖ | Stripped, primed, and professionally painted |
FITMENT
Years: 1977 – 1992
Models: 40 HP ONLY
Driveshaft Length: 20″ (21″ measured from top of water pump)
Driveshaft length and spline counts (14-tooth driveshaft / 13-tooth prop shaft) are the definitive fit check. Verify by model and serial before purchase.
1YEAR WORKING WARRANTY
Backed by Southcentral Outboards. Warranty validated by core return — we provide the shipping label. Failures during normal use within the warranty period will be repaired or replaced.
DISCLAIMER
Listing info accurate to the best of our knowledge but not guaranteed. NO RETURNS ACCEPTED. FITMENT IS THE BUYER’S RESPONSIBILITY — verify by model and serial before purchase.
SOUTHCENTRAL OUTBOARDS · ALTAMONT, IL

