I was wondering if I have the correct brake booster ? I have a 3580162 installed that i sent in and had Dewey rebuild. Can anyone tell me if this is the correct unit for a 73 ebody built in Oct 72?

Thanks Dennis

1966 Charger 383 4 speed (Black with Red interior)
1973 Cuda 340 4 speed (Lemontwist)
1972 Corvette