Eastern Motorcycle Parts A-26210-99 Oil Pump Relief Valve Spring

The Eastern Motorcycle Parts A-26210-99 is a replacement oil pump relief valve spring designed for Harley-Davidson Big Twin motorcycles from 1999 to present. This precision-engineered spring is a direct OEM replacement for Harley-Davidson part number 26210-99.

Key Features:

• Made in the U.S.A. for quality and reliability
• Designed for Big Twin oil pump applications
• Controls pressure relief valve pop-off pressure and oil flow in bypass port
• Direct OEM replacement ensuring proper fit and function
• Sold individually (price per single spring)

This relief valve spring plays a critical role in maintaining proper oil pressure within the engine's lubrication system. The spring controls when the relief valve opens to regulate oil pressure and prevent over-pressurization of the oil pump system.