Each gasket set contains all the gaskets and O rings required for one carburettor.
(Note:- The pump diaphragm is not included)
There are 4 versions of the gasket set:-
p/n 52520 – standard carburettor, suffix A, B, N& V
p/n 52544 – For carburettor suffix H, L, M, P, R, T, s and Z
p/n 52560 – For carburettors with domed tops, suffix N
p/n 52545 – For carburettors with domed tops, suffix C & D