Engine Coupler Assembly for Mercury MerCruiser 18643A 5, 18643A5 Sterndrive Boat
Please review all product information to ensure that this product is compatible with your unit.

This is a Quality ROP Shop Brand Product

A Message to the Customer
The ROP Shop staff constantly strives to provide clear and concise product information. We understand that sometimes it can be difficult to confirm product compatibility. It is your responsibility to confirm this is the correct product you need; therefore, we encourage all customers to fully review the information provided in this listing prior to purchase. Nothing is worse than having to return a product, trust us…we get it. Let's work together to avoid this! If you are unsure as to whether or not this is the correct product for your unit, please ask. If you seek assistance we will need as much of the following information as possible, if applicable, to help you find the product you are looking for:
Model and/or Sub-model
Spec and/or Type Number
Code and/or Serial Number
Year
Engine Horsepower

Our knowledgeable product specialists are always willing to help you verify product fitment. Stay rugged, my friend.
-The ROP Shop Staff