1967-72 Chevy, GMC Truck Hydropower Brake Boost Kit and Wilwood Master Cylinder Master Cylinder Manufacturer:POL Master PA-4 High Flow 250 Liter

PA-4  High Flow 250 Liter Per Hour Pump

Available for big or small blocks and with single or double adjustable shocks

Note: Kit does not include u-joint and shaft kit to connect to steering column

For use with 3 7/8" GM type steering columns wire harness

1967-72 Chevy, GMC Truck Hydropower Brake Boost Kit and Wilwood Master Cylinder Master Cylinder Manufacturer:POL Master PA-4 High Flow 250 LiterOur Hydropower hydraulic brake assist power booster fits 1967 72 Chevy and GMC trucks and generates up to 1800psi of line pressure to the brake calipers. It is fitted with a POL or Wilwood master cylinder and a Black Out adjustable proportioning valve. This kit is powered by hydraulic line pressure from the power steering pump. Firewall and valve cover clearance is equivalent to a 7" diameter vacuum booster. The firewall brackets are modified for 67