Restoration of a 1939 Caterpillar D6 2H | Starting and Driving after 25 Years

TLDRWatch as we restore and start a 1939 Caterpillar D6 2H after it has been sitting in a shed for 25 years. Follow along as we warm it up, clean the oil, remove the MAG, clean the carburetor, and replace the fuel line. Learn about the process of getting it unstuck and how to remove a MAG. Witness the creation of spark plug wires and the timing of the engine. Finally, see the machine come alive and be driven. Stay tuned for bonus footage of a D315 power unit.

Key insights

🔧Restoring and starting a 1939 Caterpillar D6 2H after 25 years of being idle.

🚀Step-by-step process of warming up, cleaning, and starting the engine.

🔥Removal of the MAG and cleaning of the carburetor for better performance.

Importance of timing the engine and replacing spark plug wires.

🚜Witness the machine come alive and be driven after restoration.

Q&A

What is the condition of the machine before restoration?

The 1939 Caterpillar D6 2H had been sitting in a shed for 25 years before restoration.

What steps were taken to get the engine running?

The engine was warmed up, the oil was cleaned, the MAG was removed, the carburetor was cleaned, and a new fuel line was installed.

How did you remove the MAG?

The MAG was removed by unscrewing the bolts. However, there was a miscount of the bolts initially.

What was done to improve the performance of the engine?

Timing the engine and replacing the spark plug wires were done to improve performance.

Did the machine start and run after restoration?

Yes, the machine came alive and was driven after restoration.

Timestamped Summary

00:19Introducing the 1939 Caterpillar D6 2H that has been sitting in a shed for 25 years.

00:54Warming up the engine and getting it ready for restoration.

02:07Removing the MAG and cleaning the carburetor for better performance.

03:10Replacing the MAG and making spark plug wires.

03:54Attempting to start the engine and continuing with the restoration process.

06:41Pull-starting the engine due to difficulties with the MAG and carburetor.

07:47Driving the restored Caterpillar D6 2H and testing its functionality.

09:24Introduction to a bonus footage featuring a D315 power unit.