I just swapped a 2000 tranny into a 1998, had to change the electronic pieces on valvebody so the connectors would match up. Not sure what would be different on engines. Jim.

64 Dodge Coronet 440. In progress
1998. Dodge Avenger. 8.35@165. 4400 DA
250” Neil and Parks Slip Joint. 7.36@183.
4600 DA
242" Mullis Dragster. 6.90@ 200mph