- Brand: Mercury
- Size: 135 150 HP
- Color: Black
- Style: 20" - LONG - 2:1 Ratio w/Driveshaft Nut
- Condition: Seller Refurbished
- Notes: Fully Resealed & New Impeller!
- SKU: 31250 LRU
- Manufacturer Part Number: N/A
- Country of Manufacture: United States
- Motor & Engine Type: Mercury
- Part Type: Motors, Engines & Components
- Other Part Number: N/A
- Surface Finish: Painted, Black
- Warranty: 30 days
- Inventory Number: 31250 LRU
- Website Category: Lower Units
- Website Sub Category: Complete Lower Units
- UPC: N/A
Mercury 20" Lower Unit V6 2:1 Ratio
Mercury 20" V6 2:1 Ratio lower unit for 1976–1988 outboards, 135 150 HP. Inspected, serviced, and tested for proper function. Gears are replaced only if bad — good OEM gears are retained. Please note: There are scuffs and scratches in the paint, but this is very common in lower units. This does not come with the trim tab. There are pre-drilled holes in the cavitation plate for a planing fin.
SPECS
| Driveshaft length: 21-3/8″ |
Driveshaft length measured from the top of the water pump.
WHAT WE DID
| ❖ Fully resealed ❖ Pressure checked to 12 PSI ❖ New water pump impeller installed | ❖ Driveshaft and prop shaft checked straight ❖ Professionally cleaned ❖ Opened and inspected |
FITMENT
Mercury 20"
| Years | 1976–1988 |
| Shaft | 20" |
| Horsepower | 135 150 HP |
Verify by model and serial number before purchase to confirm this is the correct unit for your application.
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. Fitment is the buyer’s responsibility — verify by model and serial before purchase.
SOUTHCENTRAL OUTBOARDS · ALTAMONT, IL
