I put mine in without the steering column, ignition, defrost vents in the way, and it still was a PITA. Heaven forbid something isn't working after initial startup. I'll have to hide the gasoline and matches.
Chip
'Rusto-Mod' '51 Chevy 3600 5 window | C4 Corvette front/rear suspension & drivetrain | everything else looks old and stock '92 GMC Sonoma GT #15 of 806 '91 GMC Sonoma GT Extended cab 1 of 1 Trucks, Trucks.....and more Trucks