MossRoad
Super Moderator
- Joined
- Aug 31, 2001
- Messages
- 60,282
- Location
- South Bend, Indiana (near)
- Tractor
- Power Trac PT425 2001 Model Year
"The air-cooled engine used in the original prototypes overheated in use, and was replaced in the production vehicles with a liquid-cooled Detroit 3-53 Diesel engine. Due to the high-intensity noise from the two-stroke Diesel engine, the drivers required hearing protection"