Stromberg, AA-1 dual carb kit; 1941 to 1942    P/N STK2010

Rebuild kit is specific to these BUICK models – does both carburettors

Buick 1941-42 All with Dual Carbs

Suits these carb Nos. 7-39; 7-41; 7-42; 7-43; 7-44; 7-45; 7-46; 7-47; 7-55; 7-56; 7-59; 7-60; Overhaul Kit does 2 Carburettors

Fits the FRONT carb with these numbers ONLY:

10-40, A-19172, 10-40B, 10-40D, 10-40E, 13-20A, 380181, 13-23, 380311, 205-3, A-18962, 205-5A, A-19212,
22-19 380198, 22-19, 380198, 256-1 380046, 256-3A, 265-3A, 380299, 29-24, A-18812, 29-28A, A-18932,
29-32B, A-19052, 29-50A, 379074, 380012, 380257 7-88C, 7-88B, 40-17, 380211, 5-54, 380312, 6-107A,
6-107A, 380278, 6-108, 380282, 6-111A, 380313, 6-70A, A-18371, 6-85, A-18611, 6-97C, 380038, 7-12,
A-18361, 7-14, A-18451 7-14, 7-17, A-18681, 7-19, A-18691, 7-24, A 18971, 7-32, A-19181, 7-37, 380029,
7-39A, 380032, 7-42A, 380042, 7-44, 380064, 7-46, 380066, 7-59, 38010, 7-59A, 380103, 7-60A, 380104,
7-66, 380106, 7-69 380225, 7-69B, 380225, 7-73A, 380236, 7-74A, 380237, 7-75, 380238, 7-76, 7-79, 380239,
7-79, 380242, 7-81, 380244, 7-82, 380861, 7-88C, 7-88B 380257, 7-90B, 380309, A-18971

The rear carburettor does not have an accelerator pump plunger fitted. 

Fits the REAR carb with these numbers only 

7-41, 380034, 7-56A, 380096, 7-43, 380043, 7-45A, 380065, 7-47, 380067, 7-55A, 380095