Right Stuff Detailing GHB730971 1973–1987 GM Full-Size Truck Hydro-Boost Master Cylinder and Booster Assembly

The Right Stuff Detailing GHB730971 Hydro-Boost Upper Assembly combines a master cylinder and booster for 1973–1987 GM full-size trucks. This assembly is designed with a 1.125-inch bore and a dual integral reservoir.

Constructed from cast iron, the unit features a Hydro-Boost design for applications requiring the specified master cylinder and booster configuration. The integrated reservoir provides a combined master cylinder and fluid storage assembly.

This kit is identified as the 73–87 GM Truck Hydro Boost Upper Assembly and is intended for the vehicle application stated by the manufacturer. Use the part number GHB730971 when confirming product details for your installation.

Features:

• Brand: Right Stuff Detailing
• Part Number: GHB730971
• Application: 1973–1987 GM full-size trucks
• Assembly Type: Master cylinder and booster upper assembly
• Bore Size: 1.125 inches
• Reservoir: Dual integral reservoir
• Booster Type: Hydro-Boost
• Material: Cast iron
• Product Format: Kit