David Frieburger explores the intricacies of oil viscosity and its impact on engine performance with sponsor, Driven Oil. [More...] Read More
Oil analysis is a quick, nondestructive way to gauge the health of an engine by looking at what's in the… Read More
Adjust ignition, timing, carburetor, air cleaner, and engine oil to improve the performance of each without cracking open your engine.… Read More
Synthetic oil has fewer impurities and is more resistant to sludge formation, so your engine stays cleaner, operates more efficiently.… Read More
Conventional Shell Rotella T4 15W-40 and full synthetic T6 5W-30 oils are tested in a 45-year-old tractor that's never tasted… Read More
Project Farm mixed 10 different motor oils — then used the oil mixtures in a vehicle for nearly 4,500 miles.… Read More
Project Farm tests to determine if off-the-shelf WD-40 is a suitable substitute for motor oil in a small engine. [More...] Read More
In a double-header oil showdown, we'll find out if Pennzoil is better than Lucas and if Motul better than Penrite?… Read More
Royal Purple has everything from engine oil to transmission fluids to power steering fluid - no matter what your need,… Read More
Our 1969 Chevrolet Camaro is consuming oil. Lots of it. Davin runs through a series of tests to identify the… Read More