If everything in the Hydro-Vac is correct, the few ounces of oil in the air chamber shouldn't come in contact with the brake fluid section. I think I contacted the company that supplied my kit and checked with them.
1957 Chevrolet 5700 LCF 283 SM420 2 speed rear, 1955 IH 300U T/A, 1978 Corvette 350 auto, 1978 Yamaha DT175, 1999 Harley Davidson Softail Fat Boy
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