That's what I do with the cherry picker. Lower the gearbox down to the floor, disconnect the chain, roll it on its side onto a piece of cardboard or a large piece of plastic sheeting and slide it out from under.
Craig
My '50 Chevy 3100 5 window, '62-235cu, 3:55 rear
My truck ....... Respect The Rust
If I'm not working on my truck, '65 m00stang or VW camper, I'm fishing with the wife or smoking Salmon.
