There are two floats used on the Rochester 2G, 2GC, 2GV carburetors. This one and the FL43. The difference is the hinge style. If you are unable to locate a carburetor number, compare your exisiting float to be sure the hinge style matches the image above.
7036100,7036101,7036103,7036105,7036110,7036112,7036144,7036146,7036159,7036175,7036248,7036366,7037034,7037044,7037050,7037051,7037052,7037053,7037054,7037055,7037056,7037057,7037058,7037061,7037062,7037066,7037071,7037080,7037100,7037101,7037103,7037105,7037110,7037112,7037162,7040060,7040062,7040066,7040071,7040142,7040143,7040148,7040154,7040155,7040156,7040159,7040444,7040446,7040460,7040461,7040462,7040463,7040466,7040471,7040482,7040484,7041184,7041346,7041349,7041350,7041374,7041834,7041835,7041836,7041837,7041839,7041840,7041849,7046653,7047031,7047033,7047035,7047036,7047037,7047038,7047039,7047043,7047059,7047100,