9412A20 Mercruiser 1978-90 Complete Upper R/MR/Alpha I 1.50:1 R

$550.00

Details

Brand: Mercruiser
Size: 120 140 165 225 260 470 485 898 HP

Color: Black
Style: 1.50:1 Ratio - R/MR/Alpha I
Condition: Used
Notes: Professionally Inspected!

SKU: 30990 SDU
Manufacturer Part Number: 1547-9412A20
Country of Manufacture: United States
Motor & Engine Type: Mercruiser
Part Type: Motors, Engines & Components
Other Part Number: 9412A20
Surface Finish: Painted, Black
Warranty: 30 days
Inventory Number: 30990 LRU
Website Category: Sterndrive and Jetdrive Parts
Website Sub Category: Sterndrive Upper Outdrives and Housings
UPC: N/A

Part Number

9412A20 supersedes 5523A68

Additional Info

This is a good used upper outdrive from a freshwater engine. We have taken the time to open and inspect this upper.

Upper gear has 22 teeth, bottom gear has 20 teeth
Minor corrosion in the housing (please see pictures)
U-joint shaft has 2 rings & 17 splines - all in great shape
1.50:1 Gear Ratio - teeth in good condition
Normals scuffs and scratches
There is a chip on the housing - please see pictures
Minor rust of driveshaft
Needs a new impeller
Add oil before use
Comes exactly as pictured

Please remember to add oil before installation. This will come exactly as pictured and will make a great replacement!

Fits:

R/MR/Alpha One - 1983-1990

120/140 - 1978-1982
165 - 1978-1981
228 - 1978-1982
260 - 1978-1982
470 - 1978-1982
485 - 1980-1982
898 - 1978-1982

We have provided this cross-reference with the resources we have available in regards to fitment. This most likely will not fit every model for the years and horsepowers we have listed. We urge you to make sure this is the exact item you need by matching the part number to what is required for your motor. If you need help doing so, please contact us prior to purchasing and we would be happy to help!