Here are a few great sites for Cub info or parts.
These links were added as a courtesy for the fine service they provide. There was no payment for the link.
The premier Cub Information site
Antique Tractor Internet Service (ATIS.net) Page 1
A great FAQ page for Cubs
Antique Tractor Internet Service (ATIS.net) Page 2
The second page of the FAQ from ATIS
Cub Manual Server
Just about every manual for Cubs and the implements for them
T.M. Tractor Parts
A great source for many new Cub parts
Hamilton Bob's Cubs
Contact Bob for many of your new or used Cub and numbered series Cub Cadet parts
J.P. Tractor Salvage
Call JP for many of your used Cub parts needs