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#91031353
Speedway Purple Adjustable Brake Proportioning Valve
- Easy adjustment of front-to-rear brake bias
- Universal design works on all vehicles
- Provides up to 57% pressure reduction
$43.99
/each
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Quantity
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Product Summary
Universal Fit, Disc Brake System Type, Aluminum, Purple
- Easy adjustment of front-to-rear brake bias
- Universal design works on all vehicles
- Provides up to 57% pressure reduction
- 100 to 1500 psi rating
- Includes two 1/8" - NPT to 3/8"-24 inverted flare fittings
Key Specs
| Proportioning Valve Type | Knob Adjustable |
| Port Quantity | 2-Port |
| Material Type | Aluminum |
| Finish | Anodized |
| Color | Purple |
Need To Know
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Speedway Motors 91031353 Details
As featured on Classic Truck’s Week to Wicked. Watch the transformationhere!
- Allows easy adjustment of front-to-rear brake bias
- Universal design works on all race cars
- Has a 100 to 1500 psi range with up to 57 percent pressure reduction.
- Includes two 1/8"-27 NPT to 3/8"-24 inverted flare fittings.
Charts
910-31353 Instructions (PDF)
Guides & Documents
Speedway Motors 91031353 Specifications
Speedway Motors 91031353 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 91031353 |
| Brand | Speedway Motors |
| Proportioning Valve Type | Knob Adjustable |
| Port Quantity | 2-Port |
| Material Type | Aluminum |
| Finish | Anodized |
| Color | Purple |
| GENERAL | |
| Brake System Type | Disc |
| Proportioning Valve Location | Universal Mount |
| Thread Pitch | 1/8" NPT |
| Overall Length | 4.25" |
| Overall Width | 1.25" |
| Overall Thickness | 1.64" |
| Centerline of Holes | 1.00" |
| Notes | Includes (2) 1/8" NPT to 3/8"-24 IFF adapters. |
| Sold in Quantity | Each |
Ratings & Reviews
4.8
55 Reviews
Customers appreciate our product for its functionality and excellent value for money. It is recognized for ease of installation and adjustability, making it suitable for various vehicle models and brake systems. The component's build quality has also been commended, addressing safety and performance concerns. Users have found it efficient in regulating brake pressure, achieving the desired brake bias, and solving braking issues. Compared to alternatives, particularly cheaper brands, our product is noted to last longer without leakage. It's been recommended as the preferred choice for brake fabrication due to its efficiency and affordability. Some customers expressed their satisfaction by purchasing the product multiple times.
Ratings & Reviews
4.8
55 Reviews
Customers appreciate our product for its functionality and excellent value for money. It is recognized for ease of installation and adjustability, making it suitable for various vehicle models and brake systems. The component's build quality has also been commended, addressing safety and performance concerns. Users have found it efficient in regulating brake pressure, achieving the desired brake bias, and solving braking issues. Compared to alternatives, particularly cheaper brands, our product is noted to last longer without leakage. It's been recommended as the preferred choice for brake fabrication due to its efficiency and affordability. Some customers expressed their satisfaction by purchasing the product multiple times.
4.8
55 reviews
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Most Liked Positive Review
5.0
Great product at a Speedway great price.
I have used the Speedway proportioning valve on over a dozen streetrod brake systems. Easy installation and adjustment.
Most Liked Negative Review
3.0
Failed to fix anomaly!
According to product description the item did not cure my rear brake lock up problem when braking hard! Brake pressure bias was not affected at all even with max adjustment.
Filter by Ratings
I would buy again
5.0
10 months ago
Ole school
Portsmouth ohio
Verified
The product works as it should.no
Would Recommend
I have thanks
5.0
2 years ago
Walt
Wabash ind
Verified
Worked great
Would Recommend
Failed to fix anomaly!
3.0
3 years ago
Rick
Utah
Verified
According to product description the item did not cure my rear brake lock up problem when braking hard! Brake pressure bias was not affected at all even with max adjustment.
it worked out great-thank Ken in the Tech department for me.
5.0
3 years ago
Butch
Ripley, WV
Verified
allows me to put more or less control on my back brakes. it is on a 1949 chevy fleetline with a 1956 drive train.
Would Recommend
Yes
5.0
4 years ago
Raymond
Tomball Texas
Verified
Very good
Would Recommend
Yes
5.0
4 years ago
Bruce
Medford, or
Verified
Brake line 1930 Ford phat.
Would Recommend
Great product
5.0
5 years ago
Ron
Albuquerque nm
Verified
This product is easy to use, easy to hook up, and a great price
Would Recommend
great looking product. I have used this before.
4.0
5 years ago
Jerry
Sullivan, mo
Verified
I have used this on several cars. So far, no problems.
Would Recommend
I would buy and recommend it to any customer
5.0
6 years ago
Repete
Desoto, ILLINOIS
Verified
Easy mount ,fully adjustable
Would Recommend
I would buy this again
5.0
6 years ago
Mark
west central MN
Verified
The valve is fine but a list of the most common fittings used ( in my case 1/8 pipe to 3/16 invert flare) I would have purchased it from Speedway and saved a lot have running around. overall great products great service.
Would Recommend
Showing 10 of 55 reviews