I have a Bendex power brake booster with drum brakes from a 1970 Barracuda. It has the same Patent numbers as the Power brake booster with disc brakes on my AAR Cuda. Did Chrysler use the same Booster for power drum and power disc brake E body cars? I know it's a different booster than the B body cars. The numbers on both boosters are

Pat NOS
3106873
3110031
3083698
18268