Did mopar change casting numbers for intakes after 74 because I can't find a list that goes past 74, I've got a 77 400 I want to do properly coded and numbered but I don't have the intake. 3698442 is the last number I can find.
3830 949 75-76 440 4bbl 3830 733 74-76 440 4bbl 3698630 400 B 1973-78 3698830 440 RB 1972-78 3810230 360 LA 1975-78 4006530 400 B 1976-78 4006630 440 RB 1975-78 The ones below are 733 castings according to the numbers its 74 to 76. Here is a 74-76 on ebay. https://www.ebay.com/itm/MOPAR-OEM-...380229&hash=item4b6960d69c:g:Fj0AAOSwbWhdXXNT And another. https://www.ebay.com/itm/MOPAR-OEM-...380229&hash=item56c9508653:g:ANYAAOSwTsNdXZKz