After the master cylinder, combination valve, and rear calipers have been installed and plumbed, the entire system must be filled with high-quality brake fluid and bled to rid the lines and components of trapped air. Conventional bleeding or pressure-bleeding techniques can then be used, but the Phoenix Systems Reverse Fluid Injection system featured in our article "Easy Brake Bleeding" (Jan. '98) works slicker than anything we've tried, and after this conversion there will be a lot of air in the system.
