Briggs & Stratton
Authorized Substitution : The part number 121312-0528-B8
has been changed to 12S402-0028-F8.
While the new part may look different, it is a
manufacturer approved substitution.
No Longer Available : The part number
12S402-0028-F8
has been discontinued by Briggs & Stratton
with no alternative. We apologize for any
inconvenience.