This is Amazon return. It appears they tried to put on and didn’t work.
Scat 350 SBC Small Block Chevy Crankshaft, 1-Piece Rear, 3.48" Stroke
Speedway SBC Small Block Chevy 350 Cast Crankshaft, 3.48", Two-Piece Rear Main
ARP 234-2501 SBC Small Block Chevy Balancer Bolt Kit 7/16-20 Thread 2.470 UHL
BLOWER SUPERCHARGER BELT 8MM for SBC SMALL BLOCK CHEVY 1360 75
BLOWER SUPERCHARGER BELT 8MM for SBC SMALL BLOCK CHEVY 1520 75
