Three-Eighths Inch Pipe-Thread Brass Petcock for Harley-Davidson XL (1957–1966)

Brass Sifton petcock with a 3/8 inch natural pipe thread is designed for Harley-Davidson XL models from 1957 to 1966. The valve provides a simple on-off fuel shut-off and accepts 1/4 inch or 5/16 inch fuel lines. The knob turns on-off, and this model does not include a reserve feature.

Constructed in brass for durability and corrosion resistance, it features a sintered filter to help keep contaminants out of the carburetor and a non-rotating fuel line design that prevents disconnections during operation. Its compact form fits tight engine compartments, making it suitable for vintage restorations or custom builds.

• Part Number: 105-0168
• Material: Brass
• Thread: 3/8 inch natural pipe thread
• Fuel line compatibility: 1/4 inch or 5/16 inch
• Filter: Sintered
• Operation: On-off rotary knob (not knurled)
• Reserve feature: Not included
• Made in: Taiwan
• Designed for Harley-Davidson XL models (1957–1966)

Ideal for vintage motorcycle restorations or custom builds where a compact, reliable shut-off valve is required to maintain a steady fuel supply to the carburetor.

Brass sifton petcock with 3/8 inch Natural Pipe Thread accepts 5/16 inch fuel line. Knob turns on-off. Does not include reserve feature.

The Sifton Brass Petcock Part Number 105-0168 is a reliable fuel shut-off valve designed specifically for Harley Davidson XL models from 1957 to 1966. Made in Taiwan, this petcock features a durable brass construction that ensures longevity and resistance to corrosion. Its compact design makes it suitable for tight engine compartments, providing an efficient fuel flow control solution for vintage motorcycle restorations or custom builds. The petcock accepts 1/4 inch or 5/16 inch fuel lines, allowing versatile installation options. Its non-rotating fuel line design prevents accidental disconnections during operation, maintaining a consistent fuel supply. The sintered filter on the petcock enhances fuel filtration, helping keep contaminants out of the carburetor for optimal engine performance. Please note that this model does not include a reserve feature, making it straightforward for applications where a reserve is unnecessary or handled differently. The rotary knob, while not knurled, offers simple operation, ensuring ease of use for both professional mechanics and enthusiasts alike.

Features:

• Accepts 1/4 inch or 5/16 inch fuel line for versatile installation

• Non-rotating fuel line design prevents disconnection during operation

• Sintered filter enhances fuel filtration to protect engine components

• Compact brass construction provides durability and corrosion resistance

• Designed specifically for Harley Davidson XL models from 1957 to 1966

Fitment:
Harley Davidson XL 1957
Harley Davidson XL 1958
Harley Davidson XL 1959
Harley Davidson XL 1960
Harley Davidson XL 1961
Harley Davidson XL 1962
Harley Davidson XL 1963
Harley Davidson XL 1964
Harley Davidson XL 1965
Harley Davidson XL 1966
Harley Davidson XL 1967
Harley Davidson XL 1968
Harley Davidson XL 1969
Harley Davidson XL 1970
Harley Davidson XL 1971
Harley Davidson XL 1972
Harley Davidson XL 1973
Harley Davidson XL 1974