![Fuel Adjustment Needle](http://farmtractorrepair.com/cdn/shop/products/2021_03_31_Products_JH_02518_Web_{width}x.jpg?v=1617801270)
Main adjustment needle for Marvel Schebler "Big Bowl" carburetors, often found on tractors with the 172 engine (Ford 800, 900, 4000 4-cylinder).
OEM: 739561
Main adjustment needle for Marvel Schebler "Big Bowl" carburetors, often found on tractors with the 172 engine (Ford 800, 900, 4000 4-cylinder).
OEM: 739561