the assembly manual [which is from 55] does show it on the pass side for all 31xx models, although I think that might have varied at different assembly plants, and no telling if the spec changed anytime after 55/56

Bill


Moved over to the Passing Lane

"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir
"When we tug a single thing on an old truck, we find it falls off" ~ me
Some TF series details & TF heater pics