The Whatley Oil Blog
The Whatley Oil blog covers topics related to diesel fuel, industrial lubricants, engine oils, diesel exhaust fluid and other fueling related topics.
March 24, 2026
Aircraft engines operate under conditions completely unlike those faced by trucks, tractors, or construction equipment. Tempe...
March 17, 2026
Fuel is one of the largest slices of the operating budget for a commercial fleet. Industry estimates peg fuel at 60%, on aver...
March 3, 2026
Hydraulic systems use fluid to transmit power and lubricate components. The fluid also helps to control heat inside the pumps...
March 2, 2026
In the absence of proper lubrication, machinery will wear down quietly until a point of failure. Heat builds up and friction ...
February 26, 2026
The hydraulic pump has overheated or a gearbox has failed under load. Shoot. Time for a repair. What does the invoice say? Pa...
December 29, 2025
Small engine and commercial van fleets make a lot of fuel decisions that come down to habit. The equipment runs on gasoline, ...
December 17, 2025
Fleet managers collect an enormous amount of fuel data without always getting clear value from it. Gallons purchased, miles d...
November 12, 2025
Fuel cards for fleets don’t share a universal structure. Some will give you full control over spending and reporting, while o...
November 7, 2025
Fuel is among the largest operational expenses for any fleet. Inefficient fuel tracking or delayed deliveries can spring a ma...
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