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- Mercury 4 stroke 30-40-50 Lower Unit BIG FOOT 4.25" Ratio 2:33:1 Shaft 20" Gearcase
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Mercury 4 stroke 30-40-50 Lower Unit BIG FOOT 4.25" Ratio 2:33:1 Shaft 20" Gearcase
Product Description
We suggest you to contact us providing engine year, HP, model number, and serial number
DESCRIPTION:
- Lower unit Aftermarket
- Warranty: 3 year no fault warranty
- Includes water pump and driveshaft,
- Does NOT include anode kit
- Does NOT include gearcase OIL
- No core charge, keep your old unit
- Comes with BLACK PRIMER
APPLICATION:
- For MOST 30-40-50 HP 4 Stroke with Big Foot lower unit and 4.25" bullet diameter.
- For 20" engines
DRIVESHAFT NOTES SIZE AND PICTURE:
To compare the driveshaft length from your lower unit to our chart. Measure your driveshaft from top of lower unit housing (bottom of water pump) to top of driveshaft
|
Type of Motor |
Midsection Length |
Driveshaft Mercury PART # |
Driveshaft splines |
Spline Outside. Diameter |
Spline Lenght |
Driveshaft Length |
Gear Ratio |
Gear Teeth Count |
PICTURE REF# |
|
L |
20" |
45-854808A1 |
13 |
.873" |
1.570" |
23 3/8" |
2:31:1 / 2:33:1 |
13-30 / 12-28 |
5 |
- If it measures 7/8 or 5-7/8, our units will work.
- If the measurements are 3/4 inch longer, our unit will not work
Need more info?
If necessry tx tor whats ap +1954 and also 610 and 0765
Send us a question. (bottom left ""Ask a Question"")
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