I haven;t done it, but I can tell the transmission won't last past the first time you try and light the tires in second gear. The slider gear is going to come apart. I got very good at replacing the slider gear in a 64 Impala with a 300 horse 327. Essentially the same transmission as you have.
Larry
68 C20 327 daily driver
63 C20 292 Camper truck
65 C10 ? Custom Cab AC,PB,PS,$flasher


I don't own a vehicle that isn't old enough to drink.