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This sale is for one Used Short shaft Mercury 3.5HP Outboard lower unit.

**Pressure tested and failed needs to be resealed , shifts good**

Mercury Part Number: 1648-7811A22
Casting Number: 1648-7810

Serial number 6376784

The drive shaft measures approx 20 5/8" from the tip to the top of the gearcase
The driveshaft has 6 splines
prop shaft has 15 splines
Shift shaft measures approx 18 1/8" when in the down position

This lower unit fits some not all Mercury 3.5HP outboards

Please check your part numbers to ensure a proper fit for your application before ordering

Thanks for shopping at Our store!!

Brand: Mercury
Condition: For Parts or Not Working

SKU: GBP007087

MPN: 7811A22 1648-7811A22
Horse Power: 3.5
Casting Number: 1648-7810

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1648-7811A22 Mercury 3.5HP Outboard Lower Unit Gear Case Short Shaft

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