Congratulations on the purchase of your new John Deere marine engine

Congratulations, you are the proud owner of a new John Deere marine engine. John Deere is a global leader in diesel engine technology, with a long history of building robust, reliable engines trusted across marine, industrial and agriculture applications.

To make the most of your new engine and to ensure it performs to its maximum potential, correct application, usage and installation are essential.

Please note that engine failures or performance issues relating to adverse usage or application, incorrect installation or inadequate maintenance are not covered under manufacturer’s warranty. 

To assist in this important process we have provided a range of key documents. If you are uncertain about any aspect of the installation or conducting a sea trial, please contact your local authorised dealer for assistance, or alternatively, contact your Power Equipment Account Manager.

Register your Engine

Get faster support service, protect your investment and stay up to date on important product updates and more.

Engine Application Review /
Sea Trial Guide

A guide to completing a sea trial for John Deere marine engines.

Engine Maintenance & Support

A guide to get the best from your John Deere engine, with information on spare parts and customer support.

Sea Trial Propulsion Engine

Sea Trial form for John Deere marine propulsion engines.

Sea Trial Gen Drive Engine

Sea Trial form for John Deere gen drive engines.

Sea Trial Variable Speed Engine

Sea Trial form for John Deere variable speed engines.

4.5L & 6.8L Operator's Manual

Operator's Manual for 4.5L and 6.8L John Deere Marine Diesel Engines

9.0L Operator's Manual

Operator's Manual for 9.0L John Deere Marine Diesel Engines.

13.5L Operator's Manual

Operator's Manual for 13.5L John Deere Marine Diesel Engines

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