Finally got the bird out of the garage and around the neighborhood last evening. Still have to finish a few air leaks, but it was the first time in five frigging months she'd been out on the street!
The new engine is very strong, easily chirps the rear wheels when sliding into first and second gear. And I was taking it easy on her first drive!
'68 428 HO M3 Monster, 4-on-the-floor! Need I say more?