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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
• 6 5/8" diameter
Will not work with 70 amp alternators
Our 1964-66 Ford Mustang power brake booster kit mounts in the factory location and utilizes the OE style Ford master cylinder and 7" single diaphragm power booster
Power booster
1973-87 Chevy, GMC Truck Hydropower Brake Boost Kit with Bright Wilwood Master Cylinder Rack and Pinion Kits 1964-73 Ford Mustang • 6 5/8" diameterOur Hydropower hydraulic brake assist power booster fits 1973 87 Chevy and GMC trucks and generates up to 1800psi of line pressure to the brake calipers. It is fitted with a Wilwood master cylinder and an 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 correct for 73 87 GM truck
