Speedy way also has this
TCI 870022 Chevrolet V/Inline 6 Balancer
Chevy Inline Six, 6.29" Outside Diameter, 18.1 SFI Rating, Steel, Black powdercoated with a 312.99 price tag But no photo at this time.
Application
1954-1962 Chevy Inline Six 235
1962-1967 Chevy Inline Six 194
1963-1969 Chevy Inline Six 230
1963-1989 Chevy Inline Six 292
1965-1984 Chevy Inline Six 250