Motorshop Knucklehead Oil Pump Assembly Kit For Harley EL 1937-1940

Specifically designed for Harley Davidson EL models from 1937 to 1940, this Knucklehead Oil Pump Assembly Kit ensures precise fitment and reliable lubrication for your vintage engine.

The kit includes the oil pump, mounting screws, and hardware, providing a complete solution for your engine's lubrication system. The oil pump shaft length is approximately 4-7/16 inches, supporting accurate installation and dependable operation.

• Includes longer mounting screws (SKU 12-1405)—1/4 inch longer than the screws in the standard Colony Kit to accommodate specific installation needs.
• Accepts replica oil pressure sending unit.
• Made in Taiwan with high-quality materials for durability and reliable performance.
• Compatible with related components such as oil pump gaskets and oil pressure switches; designed to work with the #12-1402 Oil Pressure Switch for optimal monitoring.
• Fitment: Harley Davidson EL 1937, 1938, 1939, 1940.

Designed to deliver a historically authentic, installation-ready lubrication solution for your Knucklehead, this kit pairs with standard gaskets and related components to support steady oil pressure and engine reliability.

Knucklehead oil pump assembly is for 1936-1940 EL but accurate for late 1938-1940 EL. Assembly accepts replica oil pressure sending unit.

This Motorshop Knucklehead Oil Pump Assembly Kit is specifically designed for Harley Davidson EL models from 1937 to 1940, ensuring optimal compatibility and performance. The kit includes essential components such as the oil pump, mounting screws, and hardware, making it a comprehensive solution for your engine's lubrication system. The oil pump features a shaft length of approximately 4-7/16 inches, suitable for precise installation and reliable operation. The included screws are 1/4 inch longer than those in the standard Colony Kit, which may be necessary to accommodate specific applications or installation preferences. It is recommended to use this pump in conjunction with the #12-1402 Oil Pressure Switch for optimal oil pressure monitoring and system performance.

Features:

• Oil pump with a shaft length of approximately 4-7/16 inches ensures proper fit and function

• Includes longer mounting screws (SKU 12-1405) for easier installation in certain setups

• Designed specifically for Harley Davidson EL models from 1937 to 1940 for precise fitment

• Made in Taiwan with high-quality materials for durability and reliable performance

• Compatible with recommended accessories such as oil pump gaskets, oil pressure switches, and related components

Fitment:
Harley Davidson EL 1937
Harley Davidson EL 1938
Harley Davidson EL 1939
Harley Davidson EL 1940