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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.
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 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.
Brake Proportioning Valve, Aluminum, Black Anodized, Knob Adjustment Style, Kit
Part Number: WIL-260-15048
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Brake Proportioning Valve, Knob Adjustment, 3/8-24 in. Inverted Flare, Single Inlet/Outlet, Aluminum, Black Anodized, Each
Part Number: BAE-2000035
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Brake Proportioning Valve, Aluminum, Black Anodized, Kit
Part Number: CLP-APV-DB
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Brake Proportioning Valve, Adjustable, One Inlet, Female Threads, One Outlet, Female Threads, Aluminum, Black Anodized, Universal, Each
Part Number: LEB-APV02
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Brake Proportioning Valve, Two Inlets/Three Outlets, Aluminum, Black Anodized, Mounting Bracket, Kit
Part Number: CLP-PVKSAPVDB
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
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
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Brake Proportioning Valve, Knob Adjustment, 1/8 in. NPT, Single Inlet/Outlet, Aluminum, Clear Anodized, Each
Part Number: STR-B3369
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Brake Proportioning Valve, Knob Adjustment, 1/8 in. NPT, Single Inlet/Outlet, Aluminum, Black Anodized, Each
Part Number: RUS-654000
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Brake Proportioning Valve, Adjustable, Two Inlet, Female Threads, Three Outlet, Female Threads, Aluminum, Black Anodized, Universal, Each
Part Number: LEB-PVC-B
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Brake Proportioning Valve, Aluminum, Black Anodized, 3/8-24 in. Inverted Flare Female Threads, Each
Part Number: SDK-C5ZZ-2B091-R
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Brake Proportioning Valve, Knob Adjustment Style, Aluminum, Black Anodized, Buick, Chevy, Olds, Pontiac, Each
Part Number: MMC-63163
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Brake Proportioning Valve, Knob, Aluminum, Left Port Side, Black, Female Threads, Each
Part Number: BAE-2000057LP
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Brake Proportioning Valves, Fixed, Brass, Natural, Two Female Threads Inlet, Three Females Thread Outlet, Each
Part Number: TSB-A1419
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Estimated Ship Date: Monday 3/9/2026 if shipped by air
Brake Proportioning Valves, Knob Adjustment Style, Aluminum, Black, Two 3/8-24 in. Female Threads Inlet, Three 3/8-24 in. Females Thread Outlet, Each
Part Number: TSB-A0730
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Brake Proportioning Valves, Adjustable, Knob Adjustment Style, 100 psi - 3,000 psi, Aluminum, Black, Each
Part Number: DSR-050303DS
Not Yet Reviewed
Need It Sooner? We recommend these similar substitute parts:
Summit Racing™ Adjustable Brake Proportioning Valves SUM-G3905
Estimated Ship Date: Monday 3/9/2026
