Jim Haseltine wrote: > Various people wrote something like - > Diff locks, > > 80-82 = lever operated cables > 83-84 = Plunger pneumatic > 85-87 = Rotary pneumatic > 87-> = Tors*n & electro-pneumatic. > > It just goes to show - my 81 has plunger operated locks. I think someone corrected this and said 80 only was lever, and 81 started plunger... Bob