How To Prevent Common Engine Heating Failures

1. Engine heater plugged in while engine is running The heating element Should Not be energized while starting the engine. The vibrations in conjunction with the added engine heat will cause the element to burn out or rupture. It is also advisable to wait a minimum of 1 minute after unplugging heater before starting engine. […]

How To Identify John Deere PowerTech Engines

Confusion exists between previous “Liter” designated 300 series John Deere® engines and newer “Powertech” engines. This is from engine model numbers, which indicate displacement, being the same as before. However, the engines are totally different with very little parts interchangeability. For someone not totally familiar with the engines, the best way to quickly identify Powertech […]

Cummins ISX Inframe Technical Bulletin

There have been several updates to the components in the ISX15 / QSX15 engines since they were original introduced. Making sure you use compatible designed components in your build is critical to the service life of this engine. All Pistons within the engine must be of the exact same design style. You cannot mix open […]

Engine Bearing Failure Analysis

Engine bearings depend on a film of oil to keep shaft and bearing surfaces separated (figure A). Bearings fail when the oil film breaks down or when the bearing is overloaded. The oil film is generated by shaft rotation (figure B). At rest, the shaft and bearing are in contact. On start up the shaft […]

Final Engine Assembly: Keeping It Clean

The Importance Of Engine Cleanliness During a complete overhaul, parts such as the engine block and crankshaft may have needed machining. Most machine shops will clean those parts if requested. However, if you did not request it to be done, that responsibility falls on you. Once you get your components back and are ready to […]