Speedway Motors Compact Adjustable Brake Proportioning Valve, 2 Port Brake Bias Control Valve with 1/8 NPT Ports, 2000 PSI Rated, Rear Brake Line Install, Micro Sprint Midget

★★★★★ 4.8 148 reviews

$59.99
Price when purchased online
Free shipping Free 30-day returns

Sold and shipped by turk-dental.com
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here.
$59.99
Price when purchased online
Free shipping Free 30-day returns

How do you want your item?
You get 30 days free! Choose a plan at checkout.
Shipping
Arrives Apr 24
Free
Pickup
Check nearby
Delivery
Not available

Sold and shipped by turk-dental.com
Free 30-day returns Details

Product details

Management number 215259915 Release Date 2026/04/12 List Price $24.00 Model Number 215259915
Category

Very compact, can be hidden in cars that do not allow adjustable proportioning valves. Color reference scale on valve stem allows fast, accurate setting. Installs in rear brake line and allows you to adjust front-to-rear brake bias to prevent rear brake lock-up under heavy braking. Can be used as fuel shut-off valve. Rated to 2000 psi. Flows 3 gpm. Inlet: 1/8" NPT port. Outlet: 1/8" NPT port. Learn more about how adjustable proportioning valves work by reading our tech article. Brake System Selection.

  • Adjustable Brake Bias Control — Allows precise adjustment of front-to-rear brake pressure to help prevent rear brake lock-up during heavy braking.
  • Compact Design — Small, low-profile valve can be easily hidden in tight installation areas where space is limited.
  • Rear Brake Line Installation — Installs directly in rear brake line to control braking balance and improve vehicle handling.
  • High Performance Rating — Rated to 2000 PSI with 3 GPM flow capacity and dual 1/8" NPT inlet and outlet ports.
  • Versatile Racing Application — Ideal for Micro Sprint, Midget, and Sprint Car setups and can also be used as a full shut-off valve.
Size Small
Brand Name Speedway Motors
Unit Count 1 Count
Valve Type Brake Proportioning Valve
Item Weight 16 ounces
Thread Size 1/8 inch
Thread Type NPT
Manufacturer Speedway Motors
Model Number 91031357
Material Type Brass
Connector Type Adapter
Exterior Finish Natural
Item Dimensions 3 x 3 x 1 inches
Number of Ports 2
Maximum Pressure 2000 Pound per Square Inch
Specification Met Energy Rating
Included Components Includes product as described
Inlet Connection Type National Pipe Tapered
Outlet Connection Type MNPT
Manufacturer Warranty Description See Return Policy

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Customer ratings & reviews

4.8 out of 5
★★★★★
148 ratings | 61 reviews
How item rating is calculated
View all reviews
5 stars
87% (129)
4 stars
2% (3)
3 stars
1% (1)
2 stars
0% (0)
1 star
10% (15)
Sort by

There are currently no written reviews for this product.