You are bidding on one -

NOS Ford 45300-S8 lock jam nut.

Factory gold di-chromate finish.

These special thick hex nuts are nice!!!



Fits 1969 Boss 429 carb dashpot.

1969 Shelby GT 428CJ dashpot.

1969 Mach 1 390GT dashpot.


Buyer pays $5.50 shipping in the USA!

Tracking number is included!


Boss Performance



Note: This auction is for the jam nut only.

Dashpot and bracket are NOT included:

but are available from us in another EBay auction!


Genuine Holley sign & cabinet are NOT included!