It is a direct fit replacement for all the vehicles listed below. Please reference application table below for fitment. 1974 - 1977 MAZDA RX-4. Part will suit most engines for the above vehicle. The item "Remanufactured OEM Power Brake Booster To Fit MAZDA RX-4.Part# JV73R" is in sale since Friday, March 31, 2017. This item is in the category "Vehicle Parts & Accessories\Car & Truck Parts\Brakes & Brake Parts\Other". The seller is "pecaustralia" and is located in Moorabbin, VIC. This item can be shipped worldwide.