Riders who travel across diverse climates might opt for a multi-viscosity synthetic that offers a balance between cold-flow properties and high-temperature protection. These modifiers, while beneficial for fuel economy in cars, create a slippery surface on the clutch plates in a Harley, leading to slippage, overheating, and eventual failure.
Understanding JASO MA Certification for Harley-Davidson Motor Oil
Performance Additives and Engine Break-In Beyond the base oil and certifications, additives define the character of the lubricant. Maintenance Best Practices and Change Intervals Beyond the base oil and certifications, additives define the character of the lubricant.
The clutch on a Harley is bathed in the same oil as the engine, and standard automotive oils contain friction modifiers designed to reduce internal engine friction. Unlike standard automotive engines, the air-cooled, pushrod design of Harley machinery places unique demands on oil, requiring a specific formulation to handle high torque, low RPM stress, and the intense heat generated by the legendary V-twin configuration.
Understanding JASO MA Certification for Harley-Davidson Motor Oil
When preparing a new bike for its initial ride, following the manufacturer’s break-in procedure is vital. Some oils are designed to enhance the legendary Harley rumble by adjusting the friction characteristics slightly to improve clutch modulation.
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