Seller notes

This listing is for a Hydro boost hydraulic brake assist power booster that fits 1963-66 Chevy and GMC trucks. It generates up to 1800psi of line pressure to the brake calipers. It is fitted with a Wilwood master cylinder and Black 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 black firewall brackets are correct for 63-66 GM truck applications. The ...

Contact Us regarding this vehicle

Contact Seller on eBay

You will be redirected to eBay

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission.