77393A1 77389A2 Mercury 1976-1979 20" Driveshaft 40 50 70 HP NEW OLD STOCK

To ensure that you are receiving a good quality part, we have taken the extra steps to guarantee this driveshaft to be in excellent, working condition:

• Professionally Cleaned & Polished
• Shaft has been professionally inspected for straightness
• 11/13 Splines - not twisted or damaged
• Approximately 30-1/2" long in Total Length
• From the top of the key way to the top of the shaft it measures approximately 21-3/4"
• Bearing surfaces have been inspected and are in good condition
• Corrosion inhibited to protect against rust

Matched against the standards of our competitors who pull it out of an engine and throw it online, the driveshaft you receive from us, won’t even compare. Purchase this driveshaft with absolute confidence!

Please note that we will not accept returns for this item, if ordered incorrectly or you changed your mind. Please be absolutely sure this is the correct one for your motor prior to purchasing.

Location: Southcentral Outboards, Altamont, Illinois

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.