--This Is A Brand New 7" Zinc Dual Brake Booster.
--This 7" Booster Is Ideal For Most Small To Mid Size Street Rods And Customs.
--The Booster Mounts With A 4-Bolt Pattern.
--The 4 Bolts Are In A Perfect Square And Are 3 3/8" Apart (Center To Center).
--This Is A Great Upgrade From A Single Diaphragm Booster.
--A Dual Diaphragm Boosters Offer 19% Better Stopping Power Over The Single.
--We highly recommend you purchase the booster and the master cylinder from our store together, which will perfectly compatible with each other. If you already have a deep pushrod master cylinder and you purchase our short push rod booster alone, you might need a pushrod spacer for installation.
--Including All Items In The Picture.
Note: Professional Installation Is Strongly Required.No Installation Instruction Is Attached In The Package.