1963-66 Chevy, GMC Truck BlackOut Series Hydro Brake Booster, Wilwood style master cylinder Calipers & Brake Pads 1967-72 Chevy GMC C10 C15 C20 Truck Our retainers are designed to

Our retainers are designed to fit all different spring wire diameters available

3 position height adjustment ranging from stock to 3" drop

Super deluxe front suspension rebuild kit fits 1968-70 Chevy Chevelle and is available in stock or 1

Quantity: Sold as a Pair

Weld Up: Yes

1963-66 Chevy, GMC Truck BlackOut Series Hydro Brake Booster, Wilwood style master cylinder Calipers & Brake Pads 1967-72 Chevy GMC C10 C15 C20 Truck Our retainers are designed toOur Hydropower hydraulic brake assist power booster fits 1963 66 Chevy and GMC truck and generates up to 1800psi of line pressure to the brake calipers. It is fitted our new POL master cylinder and a Black Out Series adjustable proportioning valve. After numerous requests we have made our all new aluminum master cylinder the choice for these kits. It outperforms Wilwood in all areas including safety or your money back. This kit is powered by hydraulic