Studebeggar Posted January 13, 2018 Share Posted January 13, 2018 Took off my fuel pump and can not see any numbers at all ,should it be 421 424 etc ?? AC fuel pump ..sc Link to comment Share on other sites More sharing options...
Dave39MD Posted January 13, 2018 Share Posted January 13, 2018 My 1942 AC book shows pump number 1521854 with an exchange (or short number) of 423. It does not call out engine size only 40 series. Dave Link to comment Share on other sites More sharing options...
Dynaflash8 Posted January 13, 2018 Share Posted January 13, 2018 It is a single action pump Link to comment Share on other sites More sharing options...
Spinneyhill Posted January 14, 2018 Share Posted January 14, 2018 (edited) Interchange book shows this: The group number is not cast or stamped into the pump. You might find 1521854 stamped on the mounting flange somewhere. There may be a number cast into the top: that is the AC part number of the top. Edited January 14, 2018 by Spinneyhill (see edit history) Link to comment Share on other sites More sharing options...
Studebeggar Posted January 15, 2018 Author Share Posted January 15, 2018 Good info I will take a closer look at whats on the car now,how about fuel sending unit is it the same as 38 chev? how about thermostat number ? Link to comment Share on other sites More sharing options...
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