Pulled the trans out today and trying to decide if I should rebuild or buy a new one but I can't find any info on the trans. Here is what I got on the tag

283

74-C J -275**

Cant find Cj anywhere.

Thanks

I'm showing TH400
CJ = 1974 454 V8 Series 30

Concur.
283 - date, October 10 (283rd day of the year)
74 - model year
CJ - Chevy Truck 10,20,30 series
275** - trans serial number