GM Disc/Disc Proportioning Valve Kit: 1/2-20, 9/16-18 Master Cylinder Outlets, OEM-style for 70's GM, Integrated Metering & Proporting, Hard Lines Included, 4-Wheel Disc Brake Systems
Amazon Price as of 01/09/2025 03:42 GMT+00:00
$86.99
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average price $83.15
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$75.74
$83.24
Product Description
These proportioning valves are similar to what GM used on many cars in the 70s. They are non-adjustable and may require an adjustable valve in the rear brakes (if needed). Block incorporates metering (for front brakes) and proportioning (for rear brakes) into one unit. For use with four-wheel disc brake systems. Includes hard lines to connect to a master cylinder with 1/2"-20 and 9/16"-18 outlets. Item DetailsFor M/C with 1/2"-20 and 9/16"-18 outlets.Bottom Front Port: 3/8 "-24 IFF threads - goes to one front brake Top Front Port: 3/8 "-24 IFF threads - goes to one front brake Middle Top Port: 1/2 "-20 IFF threads - comes from master cylinder Rear Top Port: 7/16 "-24 IFF threads - comes from the master cylinder Rear Most Port: 9/16 "-18 IFF threads - goes to rear brakesBottom Front Port: 3/8 "-24 IFF threads - goes to one front brake Top Front Port: 3/8 "-24 IFF threads - goes to one front brake Middle Top Port: 1/2 "-20 IFF threads - comes from master cylinder Rear Top Port: 7/16 "-24 IFF threads - comes from the master cylinder Rear Most Port: 9/16 "-18 IFF threads - goes to rear brakes
• OEM Appearance: This GM Disc/Disc Proportioning Valve resembles the designs used in 70s GM cars, ensuring an original and authentic look for vintage vehicle enthusiasts.
• Dual Functionality: Ingeniously crafted to incorporate both metering for the front brakes and proportioning for the rear brakes into a single unit, offering streamlined operation.
• Compatibility: Specifically designed for vehicles with disc front and disc rear brake systems, this valve may require an additional adjustable valve for the rear brakes if necessary.
• Included Hard Lines: Comes with hard lines ready to connect to a master cylinder featuring 1/2"-20 and 9/16"-18 outlets, ensuring a hassle-free installation process.
• Diverse Outlet Ports: Boasts two 3/8"-24 IFF outlets for front brakes and one 9/16"-18 IFF outlet for rear brakes, along with additional ports for optimal brake fluid flow and functionality.
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