Guest gossir00 Posted February 13, 2012 Share Posted February 13, 2012 Does anyone know the casting numbers for a 1940 Buick Special 248 ci manifold?ThanksRick G. Link to comment Share on other sites More sharing options...
1939_Buick Posted February 13, 2012 Share Posted February 13, 2012 (edited) Have a 1940 intake & exhaust, but in deep storage & no photosOn one of my 1939 S40 exhaust's casting is 1307884-1 (genuine 1939 as no lug at no 8 cylinder:- the only year made that way) No image of intakeHave image 1939 S40 exhaust's casting 1307884-1 & intake 1306218On a supposedly 1947 intake & exhaust manifold I bought on ebay Aust for $2.25 (best buy ever)exhaust casting is 1313674-2 & intake casting is 1006228 2 & body casting is 1283869 On an ebay photo, for what was advertised as 1939-53 exhaust casting number is 1282884-4On another ebay photo, for what was advertised as 1939 (but is not)exhaust number is 1313674-1 & intake 1338252-1==From 1928-41 & 1828-1952 Master Parts List books Intake1939 S40 & 1940 S40 group 3.265 part 1306218 (same as casting number)1939 to 1942 S40 group 3.265 part 1330905 (ex 1952 book)1946 to 1950 S40 group 3.265 part 1330905 (ex 1952 book)1950 to 1952 S40 group 3.265 part 1338252 (ex 1952 book)Exhaust1939 S40 group 3.601 part 1307884 (same as my casting number)1940 S40 group 3.601 part 13141351941 S40 group 3.601 part 1394845 (single carb)1939 to 1952 S40 group 3.601 part 1314135 (single carb ex 1952 book)body - exhaust manifold valve (includes valve)1937 38 39 S40 group 3.645 part 12902871940 S40 group 3.645 part 13157691941 to 1952 S40 group 3.645 part 1317548 (ex 1952 book)==My wild guess on 1940 casting numbers as underlinedGeneral opinion seem to be casting numbers and part numbers are in general not the same. For some may be same, as above. For some suspension parts it was discovered a few weeks ago here on the forum the part number & casting number were 1 digit different. Edited February 15, 2012 by 1939_buick Added info from 1928-52 parts book (see edit history) Link to comment Share on other sites More sharing options...
Guest gossir00 Posted February 16, 2012 Share Posted February 16, 2012 Thanks for the information. I found an exhaust manifold locally however the number is 13136741. Seller says it came off 1940 Special Coupe.RegardsRick G. Link to comment Share on other sites More sharing options...
1939_Buick Posted February 16, 2012 Share Posted February 16, 2012 If it fits then use itI never pass up the opportunity to buy 1939 & later exhaust manifolds Link to comment Share on other sites More sharing options...
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