GM Disc/Drum Proportioning Valve for 1/2-20 9/16-18 Outlets

GM Disc/Drum Proportioning Valve for 1/2-20, 9/16-18 Outlets: Automotive. Buy GM Disc/Drum Proportioning Valve for 1/2-20, 9/16-18 Outlets: Hydraulic Parts - ✓ FREE DELIVERY possible on eligible purchases. Non-adjustable design . Thread sizes apply to master cylinder outlet . Same as GM valve used on many cars in the 70s . May require an adjustable valve in the rear brakes . Features a 'side' mount bracket to position the valve to the side master cylinder . 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 front disc, rear drum brake systems. Includes hard lines to connect to a master cylinder with 1/"-0 and 9/16"-18 outlets. GM Proportioning Valve Plumbing Instructions (PDF) Item Details For M/C with 1/"-0 and 9/16"-18 outlets. . . .

GM Disc//Drum Proportioning Valve for 1//2-20 9//16-18 Outlets
GM Disc//Drum Proportioning Valve for 1//2-20 9//16-18 Outlets
GM Disc//Drum Proportioning Valve for 1//2-20 9//16-18 Outlets
GM Disc//Drum Proportioning Valve for 1//2-20 9//16-18 Outlets

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