Posted by Mike Groom on January 07, 2010 at 08:19:45 from (12.49.42.43):
In Reply to: Engine oil posted by Don McCullough on January 07, 2010 at 07:16:18:
Years ago in aircraft school they explained oil weights,if I remember correctly the oil ratings are by the viscosity of the oil or resistance to flow,a multi weight oil has the propertys of a 15 weight oil at cold temps. but the lubrication and viscosity of a 40 weight oil at operating temp,but that's been over 40 years ago and I can barely remember what happened last week! Hope this helps.
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Today's Featured Article - Tractor Profile: Oliver 70 Row Crop - by Staff. The Oliver 70 was part of the "Fleetline Series" and was manufacturered from 1937 to 1948. The row-crop configuration could have either dual or single front wheels. The Oliver 70 was also offered in the standard, orchard and industrial configurations. The tractors were sold in Canada. An early advertisement states "Power when you want it - power when you need it - power to help put in crops when field conditions are right and time and help are limited. That's the power you'll find in an Oliv
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