You are bidding on a New Old Stock, No Longer Available Scott-Atwater/Firestone Shear Pin, part number 493-3122. Items are brand new, never used. 

This part will fit the following engines:

1949 & Up (7.5/10 HP)

Item will be shipped ASAP after payment has been made. If you have any questions or concerns, please don't hesitate to contact me. Thanks for looking and happy bidding!