ROCHESTER 2G, 2GC, 2GV 2-Barrel: Description: Notes

2-Barrel downdraft types with manual choke (2G), integral automatic choke with choke vacuum piston (2GC), separate "weir type automatic choke and Vacuum Break assembly instead of choke vacuum piston (2GV Carburetors). Carburetors with plastic cellular floats require special Float Level and Float Drop settings (see ADJUSTMENTS ).