Brake Proportioning Valves and Distribution Blocks

Confused by classic brake components? Let the automotive experts at Summit Racing put a stop to that!

Drum brake vehicles use a distribution block to turn your pedal...

Confused by classic brake components? Let the automotive experts at Summit Racing put a stop to that!

Drum brake vehicles use a distribution block to turn your pedal press into brake line pressure at all four wheels.

Metering blocks balance out the activation of the rear drum brakes and front disc brakes, preventing nose-dive.

Because drum brakes lock up more easily than disc brakes, vehicles with rear drums use a proportioning valve to moderate the pressure to them. Adjustable proportioning valves let you tune that cut-off pressure.

Combination blocks combine the functions of distribution blocks, metering blocks, and proportioning...

Confused by classic brake components? Let the automotive experts at Summit Racing put a stop to that!

Drum brake vehicles use a distribution block to turn your pedal press into brake line pressure at all four wheels.

Metering blocks balance out the activation of the rear drum brakes and front disc brakes, preventing nose-dive.

Combination blocks combine the functions of distribution blocks, metering blocks, and proportioning valves into one unit.

Top Brands

When it comes to restoring the brakes on your vintage vehicle, Summit Racing Equipment has all the brands you can trust, including Wilwood, Dorman, RESTOPARTS, ACDelco, Right Stuff, Baer, and many more.

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Results 1 - 25 of 25

OER Brake Proportioning Valves and Distribution Blocks PV49203

Steel Line Set for Bottom Mount Proportioning Valve; 3/8" x 3/8" Fittings; Stainless Steel

Part Number: OER-PV49203

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Summit Racing™ Adjustable Brake Proportioning Valves SUM-G3905

Brake Proportioning Valve, Knob Adjustment, 1/8 in. NPT, Single Inlet/Outlet, Aluminum, Natural, Each

Part Number: SUM-G3905

4.55 out of 5 stars ( 89 )

Estimated Ship Date: Today

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OER Brake Proportioning Valves and Distribution Blocks PV49202

Steel Line Set for Left Side Mount Proportioning Valve; 9/16" x 1/2" Fittings; Stainless Steel

Part Number: OER-PV49202

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Baer Brakes Proportioning Valves 2000057LP

Brake Proportioning Valve, Knob, Aluminum, Left Port Side, Black, Female Threads, Each

Part Number: BAE-2000057LP

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Baer Brakes Proportioning Valves 2000035

Brake Proportioning Valve, Knob Adjustment, 3/8-24 in. Inverted Flare, Single Inlet/Outlet, Aluminum, Black Anodized, Each

Part Number: BAE-2000035

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

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McGaughy's Brake Proportioning Valves 64090

Brake Proportioning Valve, Non-adjustable, Brass, Natural, Bracket, Buick, Chevy, GMC, Olds, Pontiac, Kit

Part Number: MMC-64090

3.5 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Tuff Stuff Performance Brake Proportioning Valves 2303NB

Brake Proportioning Valve, Fixed, Dual Inlet, Three Outlet, Brass, Natural, Disc/Disc, Kit

Part Number: TFF-2303NB

Not Yet Reviewed

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Tuff Stuff Performance Brake Proportioning Valves 2303NA

Brake Proportioning Valve, Fixed, Dual Inlet, Three Outlet, Brass, Chrome, Disc/Disc, Kit

Part Number: TFF-2303NA

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Tuff Stuff Performance Brake Proportioning Valves 2302NB

Brake Proportioning Valve, Fixed, Dual Inlet, Three Outlet, Brass, Natural, Disc/Drum, Kit

Part Number: TFF-2302NB

4.0 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Tuff Stuff Performance Brake Proportioning Valves 2302NA

Brake Proportioning Valve, Fixed, Dual Inlet, Three Outlet, Brass, Chrome, Disc/Drum, Kit

Part Number: TFF-2302NA

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Tuff Stuff Performance Brake Proportioning Valves 2304NB

Brake Proportioning Valves, One Inlet, Two Outlets, Brass, Chrome, Kit

Part Number: TFF-2304NB

Not Yet Reviewed

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Tuff Stuff Performance Brake Proportioning Valves 2301NB

Brake Proportioning Valve, Fixed, Brass, Natural, Kit

Part Number: TFF-2301NB

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Tuff Stuff Performance Brake Proportioning Valves 2304NA

Proportioning valve kit 2020 disc/disc chrome

Part Number: TFF-2304NA

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Tuff Stuff Performance Brake Proportioning Valves 2301NA

Brake Proportioning Valve, Fixed, Dual Inlet, Three Outlet, Brass, Chrome, Disc/Drum, Kit

Part Number: TFF-2301NA

3.0 out of 5 stars ( 4 )

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Wilwood Brake Proportioning Valves 260-8419

Wilwood Brake Proportioning Valves 260-8419

Brake Proportioning Valve, Knob Adjustment, 1/8 in. NPT, Single Inlet/Outlet, Aluminum, Natural, Each

Part Number: WIL-260-8419

4.74 out of 5 stars ( 53 )

Estimated Ship Date: Today

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Classic Performance Brake Proportioning Valves APV-DB

Brake Proportioning Valve, Aluminum, Black Anodized, Kit

Part Number: CLP-APV-DB

3.52 out of 5 stars ( 23 )

Estimated Ship Date: Today

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Classic Performance Brake Proportioning Valves PVKS-APVDB

Brake Proportioning Valve, Two Inlets/Three Outlets, Aluminum, Black Anodized, Mounting Bracket, Kit

Part Number: CLP-PVKSAPVDB

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Classic Performance Brake Proportioning Valves PVKS-APVDB-C

Brake Proportioning Valve, Two Inlets/Three Outlets, Aluminum, Chrome, Mounting Bracket, Kit

Part Number: CLP-PVKS-APVDB-C

2.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Baer Brakes ReMaster Adjustable Proportioning Valves 2000056LP

Proportioning Valve, Adjustable, Knob Style, Aluminum, Gray, Left Outlets, Each

Part Number: BAE-2000056LP

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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LEED Brakes Adjustable Brake Proportioning Valves APV02

Brake Proportioning Valve, Adjustable, One Inlet, Female Threads, One Outlet, Female Threads, Aluminum, Black Anodized, Universal, Each

Part Number: LEB-APV02

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Tilton Brake Proportioning Valves 90-1000

Brake Proportioning Valve, Lever, Aluminum, Black, -3 AN Female Inlet, 3/16 in. Inverted Flare Female Outlet

Part Number: TIL-90-1000

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Russell Brake Proportioning Valves 654000

Brake Proportioning Valve, Knob Adjustment, 1/8 in. NPT, Single Inlet/Outlet, Aluminum, Black Anodized, Each

Part Number: RUS-654000

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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SSBC-USA Brake Proportioning Valves A0707-1

Brake Proportioning Valves, Knob Adjustment Style, Aluminum, Black Anodized, 100 psi To 3,000 psi, 1/8 in.-27 Female Threads Inlet/Outlet, Each

Part Number: TSB-A0707-1

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Wilwood Brake Proportioning Valves 260-8420

Brake Proportioning Valve, Lever Adjustment, 1/8 in. NPT, Single Inlet/Outlet, Aluminum, Natural, Each

Part Number: WIL-260-8420

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Scott Drake Brake Proportioning Valves C5ZZ-2B091-R

Brake Proportioning Valve, Aluminum, Black Anodized, 3/8-24 in. Inverted Flare Female Threads, Each

Part Number: SDK-C5ZZ-2B091-R

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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