That's the way to do the job. Bellhousing doesn't need to come off your just swapping trans and clutch plate. I even kept the foot starter linkage, so far in my life the ONLY trouble I've had with a starter was the lousy solonoid. You're on the right track.

It's easier to get forgiveness than permission!
1946 1/2-Ton Chevy
1953 Chevy 3/4-ton Factory Stakebed