Oily Harry

Article Abstract:

Harry Ricardo, a pioneer in internal-combustion engines, researched the action of engine oil and believed that oil viscosity was more important than 'oiliness' in preventing engine failure. Modern motorcycles use hydrodynamic lubrication that maintains a continuous oil film.

Research, Column, Ricardo, Harry

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Oil update, the truth behind the new ratings

Article Abstract:

Most engine oils in the market are concocted for trucks and automobiles. As a result, they may not perform as well for motorcycle as the engine design is different. Recommendations on the use of lubricating oil in motorcycles are discussed.

Standards

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Less-than-extreme unction

Article Abstract:

Lubricant delivery for motorcycles' con-rod bearings has been improved to ease the task of lubricating these parts. Some motorcycle manufacturers have enlarged the oil holes while others have increased the hole perimeter of the bearings.

Methods, Bearings (Machinery), Bearings, Lubrication and lubricants, Lubricants, Lubrication

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