Articles

Have you every wondered what does 10W-30 or 20W- 50 mean? Many people think 10W-30 means that when the oil is cold it has the viscosity of a 10 weight oil and when the oil […]

This article explains the mechanism of the oil’s journey and the benefit of using quality products from the Bel-Ray EX and Bel-Ray Thumper range of 4-Stroke motorcycle oils. 4-Stroke (4T) engines use a recirculation oil system.  […]

Take a look at the final drive of any high performance racing motorcycle and you will see a chain drive.A chain and sprocket drive offers the advantages of highly mobile rear suspension, changeable gearing and […]

One of the most well known Bel-Ray products in the current Powersports line is the tub of Bel-Ray Waterproof Grease. This aluminum complex grease is a high performance general use grease suitable for applications in […]

I recently received a Sir Tech inquiry from a Harley-Davidson owner who was considering using a Bel-Ray Full Synthetic Ester 10W-50 engine oil. The customer was told by a mechanic that synthetics are too slick […]

The internals of a well operating machine consist of a myriad of metal parts moving past each other under the tightest tolerances. Foreign particles are an absolute nightmare to these parts. If the inside of […]

While we all know the benefits of a good engine oil, the advantages of a gear oil are often overlooked because people don’t know the different requirements of lubricating an engine compared to a gearbox. […]