John’s post on Valvoline’s oil change interval survey results got the attention of our readers, so perhaps now it’s time for a slightly different perspective on the topic. If one accepts the fact that ...

I have been in the auto repair industry since 1972 … hummmm, a simple calculation of the math illustrates that I have been in car repair for, uh, well, let’s not go there. It makes me depressed. You ...

NASHVILLE – Cummins says X15 Efficiency Series and X15 Performance Series engine owners can extend their oil drain intervals up to 80,000 miles using the free Cummins OilGuard program, which uses ...

Briggs & Stratton Commercial Power introduces the Vanguard Oil Guard System for its 810cc EFI V-Twin and BIG BLOCK commercial engines. Oil Guard is a first-of-its-kind solution for the commercial ...

While changing your oil every 3,000 miles was standard practice many years ago, modern lubricants and advances in engine materials and tolerances have largely made that frequency unnecessary. So, is ...

Volvo Construction Equipment (Volvo CE) is releasing new oil change filters that extend drain intervals to 1,000 hours for articulated haulers, wheel loaders, and excavators. Longer intervals save ...

The 3,000-mile oil-change rule is a relic of a time with less advanced engines and motor oils. But shops still push that ...

Cummins Inc. has announced doubling the oil change interval from 500 hours to 1,000 hours for its ComfortGuard auxiliary power unit (APU). According to the company, the move will improve uptime for ...

The set of closed intervals of ℝ is provided with a semigroup structure. We complete this semigroup to obtain a 2-dimensional vector space. But neither associative nor nonassociative algebra structure ...

If you drive, you've probably been told that you need an oil change every 3,000 miles. This is a widely accepted standard when it comes to oil changes, but do you really need to change your engine oil ...