January 8, 2021
Blowing in the wind: Blow-by on large diesel engines.
Every engine has some level of blow-by, but when it comes to a large diesel, the concern is amplified. As…
Category: Learning Series
December 7, 2020
The 2020, What to Buy the Hot Rod Farmer in Your Life Christmas Gift Guide.
It is that time of year. What do you get for that special hot rod farmer on your Christmas list?…
October 8, 2020
Understanding EFI fuel pump prime strategy…
Give me two seconds! Detroit abandoned the carburetor for fuel injection more than thirty years ago. Now, the same thing…
August 24, 2020
The $10 fix: Harmonic balancer repair sleeve.
Though the timing cover crankshaft (front) seal is much easier to replace than the rear main seal, it can offer…
June 29, 2020
Fluid dynamics: Understanding working fluids.
Pop quiz: You have two pick-up trucks. One has a manual transmission, and the other an automatic transmission. Both units…
June 5, 2020
Noise, vibration, and harshness: What the machine is telling you.
Within the engineering community, there is a discipline called NVH for noise, vibration, and harshness. An experienced farmer can survey…
May 14, 2020
Glow plug knowhow: The key to a fast-starting diesel engine.
Whereas a gasoline engine uses the arcing of the spark plug to begin combustion, a diesel needs a heat source…
April 23, 2020
Under pressure: The importance of the radiator pressure cap.
NEVER OPEN WHEN HOT UNDER PRESSURE, is the unpunctuated warning we have all seen on the pressure cap of an…
April 21, 2020
Diesel engine dual-thermostat systems: if one is good, two are better!
Most, if not all, large diesel engines found in trucks and farm equipment employ a dual-thermostat system. For the most…
April 7, 2020
Saturation Time: Checking GM HEI module dwell.
In 1975, General Motors, thru their Delco Electronics Division, completely rethought how an ignition coil was controlled. This was accomplished…
