SKU:12-0839
This oil pump body is drilled and tapped for a 1/4 inch x 20 thread, and carries OEM cross-reference 678-41A for compatibility with Harley-Davidson Knucklehead Big Twin engines (1946–1947) and early Panhead models (1948–1950).
Cast iron construction delivers durability with an authentic vintage appearance, while maintaining the exact mounting features needed for seamless installation with existing engine components.
Manufactured in Taiwan to meet quality standards, this part is designed to fit Harley-Davidson FL models from 1941 to 1947, providing an authentic restoration solution for enthusiasts and professional mechanics alike.
Proper installation supports reliable oil circulation, helping maintain oil pressure and flow critical to engine health in vintage Harley-Davidson motorcycles.
For comprehensive maintenance, consider pairing this oil pump body with the Oil Pump Adjuster Screw, Oil Pressure Switch, or Cast Iron Oil Pump Sub Assemblies to support continued performance of your vintage Harley-Davidson engine.
Oil pump body is drilled and tapped for a 1/4 inch x 20 thread.This V-Twin Oil Pump Body (Part Number 678-41A) is a high-quality replacement component designed specifically for Harley-Davidson Knucklehead Big Twin engines from 1946 to 1947 and early Panhead models produced between 1948 and 1950. Originally used in classic Harley-Davidson motorcycles, this oil pump body ensures reliable oil circulation essential for engine performance and longevity. Crafted with precision, it maintains the authentic look and function of vintage Harley-Davidson engines while offering durability and compatibility with original parts. Manufactured in Taiwan, this component adheres to strict quality standards, making it an excellent choice for restoring or maintaining vintage Harley-Davidson motorcycles.
The V-Twin Oil Pump Body features a robust cast iron construction that withstands the rigors of vintage motorcycle operation. Its design closely matches the original OEM specifications, ensuring a perfect fit and seamless integration with existing engine components. This part is compatible with Harley-Davidson FL models from 1941 to 1947, providing an authentic restoration solution for enthusiasts and professional mechanics alike. Proper installation of this oil pump body helps maintain optimal oil pressure and flow, which are critical for engine health and performance in vintage Harley-Davidson motorcycles.
For comprehensive maintenance, consider pairing this oil pump body with accessory items like the Oil Pump Adjuster Screw, Oil Pressure Switch, or the Cast Iron Oil Pump Sub Assemblies. These components complement the pump body to ensure your Harley-Davidson engine runs smoothly and reliably, preserving the character and performance of your vintage motorcycle for years to come.
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