Amal Monobloc bowl gasket fits 376 and 389 style carburetors.
Amal Concentric bowl gasket w/ pilot jet fitted to the left or right of float needle, fits 600, 900, & 1000 series carburetors
Amal Concentric bowl gasket w/ pilot jet fitted at the front of the bowl, fits some 900 series carbs
Amal square body bowl gasket fits 2600, 2900 & 2000 series carburetors.