[FOR SALE] 1955- 1965 clean air package

[67cudamack]

Hi I have a clean air package part that was used on 1955-1965 Chrysler models only this was used to reduce exhaust emissions comes with the
Instructions and box . $ 100.00 ship

 

[Brooks James]

I believe that is a high gear ignition timing suppressor, that retards the timing in high gear

Had one on. 71 Nova SBC