8" Dual Diaphragm power brake booster with 1" bore master cylinder.

This kit is a direct bolt on to your A, B & E body Chrysler, Dodge & Plymouth factory manual brake car without firewall modifications. 

Factory power brake vehicles will require some easy modifications to make it fit. 


This system will power most brake configurations including disc/drum, disc/disc and drum/drum. For disc brakes you will need to add a proportioning valve. 

The 8" dual diaphragm power booster
 will give you much more assist than most 7" & 9" power boosters.

1" Bore, dual bowl master cylinder
8" Dual diaphragm power booster
Proportioning Valve Kit (see Picture) included 
has (2) 3/8"-24 for front brakes & (1) 9/16"-18 ports for rear brakes
Booster mounting brackets - Black Power Coated
Push rod linkage
Push rod
Firewall cover plate
Firewall boot 
Full 1 Year Warranty


SHIPPING TO ALASKA, PUERTO RICO, HAWAII:  There are additional shipping charges.  If ordering more than 1 kit, you will be invoiced additional fees for each additional kit which must be paid before the items will ship.