The bearing/seal surface is good. It's the splines I'm concerned about. Hopefully there's no immediate danger of shearing with 110hp the 235 might be capable of. You guys judge from the pics below. Does contribute to perceived backlash which can be annoying and need to be aware of, so as to load the gears "softly," if that's even possible.
Matthew 6:33
1952 Chevy 1/2-ton 3100 Late '55 235/SM420/torque tube 3.55 Dalton Highway survivor (using original 216) www.truckwithaheart.com