The original engine would have been a 235 and no the bellhousing and flywheel will not interchange. You may be able to use the clutch. If someone has updated to a 250, that bellhousing, flywheel, and clutch will fit the V-8.
Fred


1956 3100 Pickup/Red/350/3sp OD/PS/Disc Brakes
1957 Bel Air Sport Coupe/Red/355/TH350/PS/Disc Brakes
2017 Silverado LT Single Cab SB/Black/5.3/6 Speed Trans
1947 Willys CJ2A w/F-Head engine