The 92 class, AC class and 6000 class are 4270 HP.
The only units listed as C43 aci on their plates are the AC class.
The 92 and 6000 class are shown as C44 aci.
Apparently this was related to the change to C43 aci as the model number causing problems with the certification process for the AC.
The 92 class have always been listed as C44 aci despite the power rating.
M636C
The only units listed as C43 aci on their plates are the AC class.
The 92 and 6000 class are shown as C44 aci.
Apparently this was related to the change to C43 aci as the model number causing problems with the certification process for the AC.
The 92 class have always been listed as C44 aci despite the power rating.
M636C