The part number 1103-3398 is an aftermarket Fuel Tap (or Fuel Shut-Off Valve). 

Key Details:

• OEM Replacements: This part is a direct replacement for several Ford/New Holland OEM part numbers, most notably 311292, 311292WORGV, NCA9285B, 738522, and HF311292.

• Fitment: It is designed to fit a large variety of vintage and classic Ford and New Holland 4-cylinder tractors, typically spanning the 1950s to the 1960s.

  • Common Models: 500, 600, 700, 800, and 900 Series (e.g., 501, 601, 801).

  • Later Series: 1800, 2000, and 4000 Series (4-cylinder, '58-'64).

  • Compact: 2030 Compact Tractor.

• Hardware Specs: The tap is tank-mounted and features a manual thumb screw. It uses a standard 0.25" (1/4") fuel line connector and requires an O-ring at the tank connection (included).