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Brake Proportioning Valves and Distribution Blocks

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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.

Individual Parts

Results 1 - 25 of 70

Proportioning Valve

Part Number: FNL-QPV002

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Proportioning Valve

Part Number: FNL-QPV001

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

GM Proportioning Valve

Part Number: FNL-PV2K-2

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

GM Proportioning Valve

Part Number: FNL-PV4K-2

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Brake Hydraulic Line Junction Distribution Block

Part Number: RSD-PV05

3.8 out of 5 stars ( 10 )

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Proportioning Valve, Brass Proportioning Valve Side mount with lines disc/disc

Part Number: LEB-PV-A3

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Proportioning Valve, Brass Proportioning Valve Side mount with lines disc/drum

Part Number: LEB-PV-A1

5.0 out of 5 stars ( 1 )

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Proportioning Valve, Chrome Proportioning Valve Side mount with lines disc/disc

Part Number: LEB-PV-B4

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

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: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

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: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Brake Proportioning Valve, Non-adjustable, Brass, Natural, Lines, Bracket, Chevy, Kit

Part Number: RSD-PVK73

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Estimated Ship Date: Jan 5, 2026 if ordered today

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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: Tomorrow

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Brake Proportioning Valve, Fixed, Dual Inlet, 3 Outlets, Brass, Natural, Front Disc Brakes, Each

Part Number: RSD-PV71

4.87 out of 5 stars ( 38 )

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Proportioning Valve, Adjustable, Knob Adjustment, Two Inlets, Three Outlets, Aluminum, Black, Kit

Part Number: SUM-760250

3.5 out of 5 stars ( 4 )

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Brake Proportioning Valve, Fixed, Dual Inlet, 3 Outlets, Brass, Natural, Each

Part Number: RSD-PV72

4.6 out of 5 stars ( 25 )

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Distribution Block, Fixed Adjustment Style, Brass, Natural, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: RSD-PV06

3.7 out of 5 stars ( 10 )

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Brake Proportioning Valve, Fixed, Cast Iron, Natural, Each

Part Number: RSD-PV68

3.93 out of 5 stars ( 15 )

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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 )

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Brake Proportioning Valve, Fixed, Brass, Natural, Dodge, Plymouth, Each

Part Number: RSD-PV12

3.25 out of 5 stars ( 4 )

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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: Tomorrow

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Distribution Block, Hold-off Valve Style with Bracket, Brass, Natural, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: RSD-PV07

4.2 out of 5 stars ( 5 )

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'69 Corvette Valve w/ Bracket

Part Number: RSD-PV69

Not Yet Reviewed

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Brake Proportioning Valves, Fixed, Brass, Natural, Two Female Threads Inlet, Three Females Thread Outlet, Each

Part Number: TSB-A1419

5.0 out of 5 stars ( 1 )

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Distribution Block, Fixed Adjustment Style, Brass, Natural, Chevy, GMC, Each

Part Number: RSD-PV41

5.0 out of 5 stars ( 2 )

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