Originally Posted by evilfij
Actually you sort of do as the early housing has narrow arms and disco I has wider arms. Much easier to swap the whole axle too.
Yeah, that's why I bought it complete, and then bought a replacement for the bent arm. because I've got the narrow arms, but if I can just swap the guts I can use the narrow arms.
But you are right about swapping the assembly. It would be a lot easier.
Hard to decide.