and you won't find out much besides what ya already know! the 1300 series is the CDN version of the 3100 - a short 1/2T, the last part of the number is the line sequence number [serial #] - also for 53 the number will most likely be the engine #, and you can count on it having been built in Oshawa

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