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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.
Showing In Stock Items. Show All 13 Items.
GM Proportioning Valve Set; Disc/Drum; Left Side Mount; 9/16" And 1/2" Ports; Chrome
Part Number: OER-PV29200C
Not Yet Reviewed
Estimated Ship Date: Aug 7, 2026 if ordered today
Estimated Ship Date: Aug 7, 2026 if ordered today
GM Proportioning Valve Set; Disc/Disc; Left Side Mount; 9/16" And 1/2" Ports; Black
Part Number: OER-PV49200B
Not Yet Reviewed
Estimated Ship Date: Aug 7, 2026 if ordered today
Estimated Ship Date: Aug 7, 2026 if ordered today
GM Proportioning Valve Set; Disc/Disc; Left Side Mount; 9/16" And 1/2" Ports; Chrome
Part Number: OER-PV49200C
Not Yet Reviewed
Estimated Ship Date: Aug 7, 2026 if ordered today
Estimated Ship Date: Aug 7, 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: Aug 7, 2026 if ordered today
Estimated Ship Date: Aug 7, 2026 if ordered today
GM Proportioning Valve Set; Disc/Disc; Bottom Mount; 3/8" And 3/8" Ports; Black
Part Number: OER-PV49201B
Not Yet Reviewed
Estimated Ship Date: Aug 7, 2026 if ordered today
Estimated Ship Date: Aug 7, 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: Aug 6, 2026 if ordered today
Estimated Ship Date: Aug 6, 2026 if ordered today
GM Proportioning Valve Set; Disc/Disc; Bottom Mount; 3/8" And 3/8" Ports; Brass
Part Number: OER-PV49201A
Not Yet Reviewed
Estimated Ship Date: Aug 7, 2026 if ordered today
Estimated Ship Date: Aug 7, 2026 if ordered today
Brake Proportioning Valve, Fixed, Brass, Natural, 3/8-24 in. Inverted Flare, Female Threads, Ford, Mercury
Part Number: SDK-C7ZZ-2B257-A
Estimated Ship Date: Today
Estimated Ship Date: Today
Brake Proportioning Valves, Single Inlet/Outlet, Brass, Natural, Concourse Proportioning Valve for Models with Front Disc Brakes, Ford, Each
Part Number: SDK-C7OZ-2B091-B
Estimated Ship Date: Today
Estimated Ship Date: 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: Today
Estimated Ship Date: Today
