Larry Crider
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Watch Amsoil customer Clint Metting's John Deere at the Texas State tractor pulls! His souped up John Deere makes Over 2,400 horsepower and is lubricated with AMSOIL RD-50 Full synthetic racing oil!

Congratulations Clint for winning the Texas State Pro-stock tractor pull...
Motor oil is what keeps your engine running, it provides much needed lubrication.  However, that's not its only function, find out about the other jobs motor oil performs.

4 Functions of Motor Oil

Lubrication is the key to a long-lasting engine. If oil wasn’t present, the engine would easily...
Synthetic motor oil offers many advantages for the big bore Harley-Davidson motorcycles. Aside from being air-cooled, Harley big bores tend to run higher cylinder temperatures because of the long stroke and comparatively smaller bore. This increases the swept area in the cylinder and piston...
Modern engines are becoming ever harder on the motor oil that lubricates them. As engines and oil sumps have gotten smaller reducing the volume of oil the engine holds, performance enhancing additions like turbo changing have become common.   

Throw in government mandates for...
Today’s new heavy duty pickup’s really having become high powered, load pulling monsters!   

With powerful turbo-diesel and V-10 engines today’s modern pickup can pull more and haul more than ever before. Since 1981 average horsepower in American made pickups has risen by 93%.  In...
Today’s consumer is faced with a bewildering number of choices when it comes to choosing motor oil for their car; a quick look down the motor oil aisle at the local auto part store reveals anywhere from a few to dozens of different brands and viscosity weights. Then there’s the choice of whether...
Well the short answer is that grease is a lubricant added to a thickening agent to form a semi-solid lubricating product and that’s an okay answer but really…grease is sooo much more!   
Human beings have been lubricating (greasing) things for millennia. The earliest greases were simply...
It is interesting to note that only two oil related problems are explained by "dirty oil" and by overfilling the crankcase. The balance of the problems are all mechanical and have nothing to do with the choice of motor oils. 

Before we review the reasons why oil consumption occurs, it should...
Your engines oil filter is critically important to the life of your engine. The oil filters job is to capture and hold contaminants and other wear causing particles suspended in the engine oil and thus prevent abrasive wear that will shorten your engines service life.

But just how well does an oil...
Today’s engines are smaller, lighter and produce more horsepower per cubic inch than ever before and yet hold less oil volume, stressing the engines oil to the maximum.    

Horsepower increasing additions such as turbo charging and super charging have become common place. Add in ever...

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