My 37 Chevy truck has a Rochester Carb and it runs like crap. I would like to switch to the Carter W1 carb I have but the flange on the W1 is narrower. Is there a carter carb available that will fit the rochester flange

thanks

1937 Chevy 1/2-Ton Pickup x3
1940 Chevy 1/2-Ton Pickup
1940 Chevy 1 1/2-Ton COE
1941 Chevy 1/2-Ton Pickup
1941 Chevy 1 1/2-Ton COE
1941 Chevy 1/2-Ton Suburban
1946 Chevy 1 1/2-Ton COE
1971 Chevy 1/2-Ton Pickup
In the Stovebolt Gallery