GM replacement style proportioning valve and mounting braket kit for various front disc brake applications. This valve kit fits disc/drum brake setups using a master cylinder with 1/2" and 9/16" ports. Kit includes:...

GM Proportioning Valve and Bracket Kit; Disc/Drum; Left Side Mount; Fits 1/2" and 9/16" Master Cylinder Ports; Black
Classic $89.99 set
GM replacement style proportioning valve and mounting braket kit for various front disc brake applications. This valve kit fits disc/drum brake setups using a master cylinder with 1/2" and 9/16" ports. Kit includes:...

GM Proportioning Valve and Bracket Kit; Disc/Drum; Left Side Mount; Fits 1/2" and 9/16" Master Cylinder Ports; Chrome
Classic $89.99 set
GM replacement style proportioning valve and mounting braket kit for various four wheel disc brake applications. This valve kit fits disc/disc brake setups using a master cylinder with 1/2" and 9/16" ports. Kit includes:...

GM Proportioning Valve and Bracket Kit; Disc/Disc; Bottom Mount; Fits 1/2" and 9/16" Master Cylinder Ports; Black
Classic $79.99 kit
GM replacement style proportioning valve and mounting braket kit for various four wheel disc brake applications. This valve kit fits disc/disc brake setups using a master cylinder with 1/2" and 9/16" ports. Kit includes:...

GM Proportioning Valve and Bracket Kit; Disc/Disc; Bottom Mount; Fits 1/2" and 9/16" Master Cylinder Ports; Brass
Classic $79.99 kit
GM replacement style proportioning valve and mounting braket kit for various four wheel disc brake applications. This valve kit fits disc/disc brake setups using a master cylinder with 1/2" and 9/16" ports. Kit includes:...

GM Proportioning Valve and Bracket Kit; Disc/Disc; Bottom Mount; Fits 1/2" and 9/16" Master Cylinder Ports; Chrome
Classic $79.99 kit
GM replacement style proportioning valve and mounting braket kit for various front disc brake applications. This valve kit fits disc/drum brake setups using a master cylinder with 1/2" and 9/16" ports. Kit includes:...

GM Proportioning Valve and Bracket Kit; Disc/Drum; Bottom Mount; Fits 1/2" and 9/16" Master Cylinder Ports; Chrome
Classic $79.99 kit
Proportioning Valve Bracket; Bottom Mount; Chrome Plated
Universal fit proportioning valve/combination valve mounting brackets mount your combination valves either to the frame or directly under the master cylinder, providing access to lines and fittings. Each stamped steel bracket...
GM replacement style proportioning valve and mounting braket kit for various four wheel disc brake applications. This valve kit fits disc/disc brake setups using a master cylinder with 1/2" and 9/16" ports. Kit includes:...

GM Proportioning Valve and Bracket Kit; Disc/Disc; Left Side Mount; Fits 1/2" and 9/16" Master Cylinder Ports; Black
Classic $79.99 set
GM replacement style proportioning valve and mounting braket kit for various front disc brake applications. This valve kit fits disc/drum brake setups using a master cylinder with 1/2" and 9/16" ports. Kit includes:...

GM Proportioning Valve and Bracket Kit; Disc/Drum; Bottom Mount; Fits 1/2" and 9/16" Master Cylinder Ports; Black
Classic $79.99 kit
GM replacement style proportioning valve and mounting braket kit for various four wheel disc brake applications. This valve kit fits disc/disc brake setups using a master cylinder with 1/2" and 9/16" ports. Kit includes:...

GM Proportioning Valve and Bracket Kit; Disc/Disc; Left Side Mount; Fits 1/2" and 9/16" Master Cylinder Ports; Chrome
Classic $79.99 set
GM replacement style proportioning valve and mounting braket kit for various front disc brake applications. This valve kit fits disc/drum brake setups using a master cylinder with 1/2" and 9/16" ports. Kit includes:...

GM Proportioning Valve and Bracket Kit; Disc/Drum; Bottom Mount; Fits 1/2" and 9/16" Master Cylinder Ports; Brass
Classic $79.99 kit
Proportioning Valve Bracket; LH Mount; Chrome Plated; Universal Fitment
Universal fit bracket to mount the proportioning valve on the LH side of the master cylinder towrds the driver side fender. Each valve bracket is manufactured in quality stamped steel and chrome plated. Will fit most...

Proportioning Valve Bracket; LH Mount; Chrome Plated; Universal Fitment
Classic $21.99 set
Chevy, GM, Ford, Mopar; Proportioning Valve Bracket Bottom Mount; Zinc Plated;
Universal fit proportioning valve/combination valve mounting brackets mount your combination valves either to the frame or directly under the master cylinder, providing access to lines and fittings. Each stamped steel bracket...

Chevy, GM, Ford, Mopar; Proportioning Valve Bracket Bottom Mount; Zinc Plated;
Classic $11.99 ea
Universal Black Anodized Adjustable Brake Proportioning Valve & Block With Pre-Bent Lines
Universal proportion valve and distribution block all in one. Features a rotary adjustment to regulate rear brake pressure and help maintain correct brake bias between front and rear. Distribution block connects to master...

Universal Black Anodized Adjustable Brake Proportioning Valve & Block With Pre-Bent Lines
Classic $114.99 kit
Universal Black Adjustable Disc/Drum Brake Combination Valve With Residual Valves
Universal adjustable combination valve. Features a rotary adjustment to regulate brake pressure. Includes five stainless steel fittings for 3/8" brake line, brake light switch, disc/drum residual valves and wiring pigtail. A...

Universal Black Adjustable Disc/Drum Brake Combination Valve With Residual Valves
Classic $79.99 kit
Universal Black Anodized Adjustable Brake Proportioning & Valve Block In-One
Universal proportion valve and distribution block all in one. Features a rotary adjustment to regulate rear brake pressure and help maintain correct brake bias between front and rear. Distribution block connects to master...

Universal Black Anodized Adjustable Brake Proportioning & Valve Block In-One
Classic $69.99 ea
Adjustable Brake Combination Valve; Universal Black
Universal adjustable combination valve. Features a rotary adjustment to regulate brake pressure. Includes five stainless steel fittings for 3/8" brake line, brake light switch, and wiring pigtail. Features: Rotary adjustment...
Adjustable Proportioning Valve
Adjustable proportioning valve makes it easy to control and maintain front to rear brake balance. A driver can compensate for changing fuel loads by simply turning the dial. This valve has an adjustment range of 100 to1000...
1953-59 GM; Metering Valve Nut; Power Brake Compensating Valve; For Models With Bendix Brakes
Bendix power brake master cylinder metering valve nut (also known as relay valve fitting or hydraulic cylinder compensating valve) for an array of GM models equipped with Bendix power brakes. This is the fitting that threads...
1953-59 GM; Metering Valve Nut; Power Brake Compensating Valve; For Models With Bendix Brakes
Classic $17.99 ea
Universal Combination Valve Kit; Disc / Drum Applications
This universal brake proportioning valve kit is designed to replace a missing or damaged factory proportioning valve on Mustangs with disc front & drum rear brakes (dual reservoir M/C). Combination Valve Kit: Our combination...
Baer Brakes Polished Adjustable Proportioning Valve with Bracket
Baer Brakes billet adjustable proportioning valve and bracket is machined to fit the bottom of a Baer Remaster master cylinder assembly. Includes: Adjustable Proportioning Valve Fittings Mounting Bracket Mounting Hardware...
Chrome Adjustable Proportioning Valve with Brake Light Switch
The Chrome PROP-BLOCK is a precision-machined combination distribution block and adjustable proportioning valve in one. The valve connects to the master cylinder and distributes brake fluid to all four wheels, while the...
Adjustable Proportioning Valve with Brake Light Switch
The PROP-BLOCK is a precision-machined combination distribution block and adjustable proportioning valve in one. The valve connects to the master cylinder and distributes brake fluid to all four wheels, while the adjustable...
Universal Black Adjustable Disc/Disc Brake Combination Valve With Residual Valves
Universal adjustable combination valve. Features a rotary adjustment to regulate brake pressure. Includes five stainless steel fittings for 3/8" brake line, brake light switch, (2) 2 lb disc/disc residual valves and wiring...

Universal Black Adjustable Disc/Disc Brake Combination Valve With Residual Valves
Classic $79.99 kit
Universal Black Adjustable Drum/Drum Brake Combination Valve With Residual Valves
Universal adjustable combination valve. Features a rotary adjustment to regulate brake pressure. Includes five stainless steel fittings for 3/8" brake line, brake light switch, drum/drum residual valves and wiring pigtail....

Universal Black Adjustable Drum/Drum Brake Combination Valve With Residual Valves
Classic $79.99 kit
Hurst; Line Loc Momentary Switch
The Hurst Roll/Control, Line/Loc Switch incorporates a micro switch for an immediate and accurate release. Includes 2-feet of wire for installation hookup to the Roll/Control, nitrous systems, trans brakes or other 12-volt...
Proportioning Valve Fitting Kit
Kit is for aftermarket proportioning valves. Master Cylinder Proportional Valve Fittings Include: 9/16"-18 Inverted Male X 3/8"-24 Inverted Female - 1 Each 9/16"-18 Inverted Male X 1/2"-24 Inverted Female - 1 Each 9/16"-18...
Baer Brakes Proportioning Valve Black Anodized Bracket
Baer Brakes billet bracket for the bottom of Baer Remaster master cylinder assemblies to mount adjustable proportioning valve. Includes: Mounting Bracket Mounting Hardware
1947-2008 GM Car & Truck - 4-Wheel Disc Manual Brake Tandem Master Cylinder (15/16" Bore) - Polished
Keep your custom brake system simple! This tandem chamber master cylinder and proportioning valve assembly keeps wiring and brake proportioning adjustments uncomplicated. Bolt it in, connect the fluid lines, bleed the system,...

1947-2008 GM Car & Truck - 4-Wheel Disc Manual Brake Tandem Master Cylinder (15/16" Bore) - Polished
Classic $441.99 set
1967-72 GM Disc Brake Combination Valve Mount Bracket
If you are installing a brake combination valve in your 1967-71 , or need a replacement bracket for a 1971-72, this carefully machined bracket will mount the brake combination valve to the master cylinder. Note: This is only...
Chrome Proportioning Valve; Disc/Drum Brakes
If you need a new disc brake metering valve or want the more updated look of a brightly chrome plated brake combination valve, then this carefully machined combination valve is the perfect solution. Combination valves are an...
Front Disc/ Rear Drum Brake Combination Valve Set with Lines and Bracket; Bottom Mount
This bottom mount combination valve set provides proper front to rear balance. Includes plastic style system failure warning light switch. Custom bracket and pre-bent lines mount the valve under the master cylinder. Set...

Front Disc/ Rear Drum Brake Combination Valve Set with Lines and Bracket; Bottom Mount
Classic $101.99 set
4 Wheel Disc Combination Valve Set with Lines and Bracket; Bottom Mount
This bottom mount combination valve set provides proper front to rear balance. Includes plastic style system failure warning light switch. Custom bracket and pre-bent lines mount the valve under the master cylinder. Set...

4 Wheel Disc Combination Valve Set with Lines and Bracket; Bottom Mount
Classic $97.99 set
Proportioning Valve Socket and Wire For Part # PV71 Only
Proportioning valve pressure warning light socket and pigtail. Required when adding disc brake master cylinder and proportioning valve to hook up the brake warning light. Note:For use with part #PV71 only.
Proportioning Valve Bracket; LH Mount; Zinc Plated; Universal Fit
Universal fit bracket to mount the proportioning valve on the LH side of the master cylinder towards the driver side fender. Will fit most aftermarket 7-11" boosters with a GM style master cylinder. Mounting hardware is...

Proportioning Valve Bracket; LH Mount; Zinc Plated; Universal Fit
Classic $11.99 set
1955-57 Chevrolet With Front Disc/Rear Drum Chrome 7" Dual Brake Booster/Master/Valve Combo
Quality all-new dual diaphragm brake booster/master cylinder/proportioning valve combination mounts up-close to the firewall for added valve cover clearance and improved pedal ratio for full use of master cylinder travel,...

1955-57 Chevrolet With Front Disc/Rear Drum Chrome 7" Dual Brake Booster/Master/Valve Combo
Classic $588.99 ea
1955-57 Chevrolet Chrome 7" Brake Booster/Master/Valve Combo
Quality all-new single diaphragm brake booster/master cylinder/proportioning valve combination mounts up-close to the firewall for added valve cover clearance and improved pedal ratio for full use of master cylinder travel,...
1955-57 Chevrolet Chrome 8" Brake Booster/Master/Valve Combo
Quality all-new single diaphragm brake booster/master cylinder/proportioning valve combination mounts up-close to the firewall for added valve cover clearance and improved pedal ratio for full use of master cylinder travel,...
Front Disc / Rear Drum Chrome 8" Dual Diaphragm Booster, Master Cylinder, Proportioning Combo Set
Add some extra shine in this often-neglected underhood area with this slick chrome brake master cylinder, brake booster and proportioning valve. Combo includes: 8' Dual Diaphragm Chrome Power Booster 1-1/8 Bore Cast Aluminum...

Front Disc / Rear Drum Chrome 8" Dual Diaphragm Booster, Master Cylinder, Proportioning Combo Set
Classic $456.99 ea
4 Wheel Disc Chrome 8" Dual Diaphragm Booster, Master Cylinder, Proportioning Combo Set
Add some extra shine in this often-neglected underhood area with this slick chrome brake master cylinder, brake booster and proportioning valve. Combo includes: 8' Dual Diaphragm Chrome Power Booster 1" Bore Cast Aluminum...

4 Wheel Disc Chrome 8" Dual Diaphragm Booster, Master Cylinder, Proportioning Combo Set
Classic $456.99 ea
1955-57 Chevrolet With Front Disc/Rear Drum 8" Dual Brake Booster/Master/Valve Combo
Quality all-new dual diaphragm brake booster/master cylinder/proportioning valve combination mounts up-close to the firewall for added valve cover clearance and improved pedal ratio for full use of master cylinder travel,...

1955-57 Chevrolet With Front Disc/Rear Drum 8" Dual Brake Booster/Master/Valve Combo
Classic $388.99 ea
1955-57 Chevrolet 7" Brake Booster/Master/Valve Combo
Quality all-new single diaphragm brake booster/master cylinder/proportioning valve combination mounts up-close to the firewall for added valve cover clearance and improved pedal ratio for full use of master cylinder travel,...
1955-57 Chevrolet 9" Brake Booster/Master/Valve Combo
Quality all-new single diaphragm brake booster/master cylinder/proportioning valve combination mounts up-close to the firewall for added valve cover clearance and improved pedal ratio for full use of master cylinder travel,...
Baer Brakes Black Anodized Adjustable Proportioning Valve with Bracket
Baer Brakes billet adjustable proportioning valve and bracket is machined to fit the bottom of a Baer Remaster master cylinder assembly. Includes: Adjustable Proportioning Valve Fittings Mounting Bracket Mounting Hardware...

Baer Brakes Black Anodized Adjustable Proportioning Valve with Bracket
Classic $114.99 ea
Proportioning Valve Bracket with Correctly Bent Lines and Fittings (LH Mount)
Proportioning valve bracket with correctly bent lines with fittings.

Proportioning Valve Bracket with Correctly Bent Lines and Fittings (LH Mount)
Classic $24.99 set
Proportioning Valve Bracket with Correctly Bent Lines and Fittings (RH Mount)
Proportioning valve bracket with correctly bent lines with fittings and mounting hardware.

Proportioning Valve Bracket with Correctly Bent Lines and Fittings (RH Mount)
Classic $24.99 set
This bold new "BLACK OUT" Power Brake Conversion for the 1955-57 Belair consists of a 9" Black Booster and Black Wilwood Master Cylinder and Wilwood adjustable proportioning valve. Improves stopping and driver performance...

1955-57 Bel Air, One-Fifty, Two-Ten, POL/Willwood Black Out Master Cylinder w/ 9" Power Brake Booster
Classic $642.99 set
1955-57 Chevrolet Chrome 8" Dual Brake Booster/Master/Valve Combo
Quality all-new dual diaphragm brake booster/master cylinder/proportioning valve combination mounts up-close to the firewall for added valve cover clearance and improved pedal ratio for full use of master cylinder travel,...

1955-57 Chevrolet Chrome 8" Dual Brake Booster/Master/Valve Combo
Classic $588.99 ea
1955-57 Chevrolet 8" Brake Booster/Master/Valve Combo
Quality all-new single diaphragm brake booster/master cylinder/proportioning valve combination mounts up-close to the firewall for added valve cover clearance and improved pedal ratio for full use of master cylinder travel,...
1955-57 Chevrolet 7" Dual Brake Booster/Master/Valve Combo
Quality all-new dual diaphragm brake booster/master cylinder/proportioning valve combination mounts up-close to the firewall for added valve cover clearance and improved pedal ratio for full use of master cylinder travel,...