Help is just a click away!
Click here to chat with a Speedway Team Member
💬
Online - Chat with us!
Chat
Limited Time Offer     $20 off $299 | $40 off $599 | $60 off $899 | $80 off $1199      Promo: SAVENOW
$20 off $299 | $40 off $599 | $60 off $899 | $80 off $1199
Limited Time Offer   |   Promo: SAVENOW
Products to Compare (max of 3)
X
Compare These Parts
Talk to the Experts. Call 800.979.0122, 7am-10pm, everyday.
Since 1952
in
in
Talk to the Experts. Call 800.979.0122
Shop By
Support
Account
Street Race Truck More... The Toolbox
Add to Cart
$69.99
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets

GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets

Universal Fit, Disc Brake System Type, Fixed Proportioning Valve Type, 3-Port Port Quantity

17 Reviews | 8 Answered Questions
In Stock
Can Ship FREE
STORE PICKUP
Availability
Store Pickup Availability
X
Lincoln, NE -
Phoenix, AZ -
Select your vehicle to verify fitment.
Select Vehicle
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
X
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
GM Disc/Disc Proportioning Valve for 1/2-20, 9/16-18 Outlets
Zoomed In Image
Part # 91031352
$69.99
each
Call to Order
Add to Buildlist
Compare
Details
Reviews
Q&A
Videos & Articles
  • This non-adjustable proportioning valve is similar to 70's GM valves and provide OEM appearance
  • This block incorporates metering for front brakes and proportioning for rear brakes into one unit
  • For use with disc front and disc rear brake systems
  • Hard lines are included to connect to a master cylinder with 1/2"-20 and 9/16"-18 outlets
  • Two 3/8"-24 IFF outlets for the front brakes and one 9/16"-18 IFF outlet for the rear brakes

Details

Brake System Type:
Disc
Proportioning Valve Type:
Fixed
Proportioning Valve Location:
Left Mount
Port Quantity:
3-Port
Thread Pitch:
3/8"-24 IFF | 9/16"-18 IFF
Material Type:
Brass
Finish:
Natural
Color:
Natural
Pressure Safety Switch Included:
Yes
Overall Length:
5.13"
Overall Width:
1.08"
Overall Height:
2.00"
Centerline of Holes:
2.69"
Notes:
Includes hard lines with fittings, hardware, bracket, and brake light switch.
MFG. Part #:
91031352
Sold in Quantity:
Kit

Info

These proportioning valves are similar to what GM used on many cars in the 70s. They are non-adjustable and may require an adjustable valve in the rear brakes (if needed). Block incorporates metering (for front brakes) and proportioning (for rear brakes) into one unit. For use with four-wheel disc brake systems.

Includes hard lines to connect to a master cylinder with 1/2"-20 and 9/16"-18 outlets.

Item Details

For M/C with 1/2"-20 and 9/16"-18 outlets.

Notes

Bottom Front Port: 3/8"-24 IFF threads - goes to one front brake
Top Front Port: 3/8"-24 IFF threads - goes to one front brake
Middle Top Port: 1/2"-20 IFF threads - comes from master cylinder
Rear Top Port: 7/16"-24 IFF threads - comes from the master cylinder
Rear Most Port: 9/16"-18 IFF threads - goes to rear brakes

Charts

910-31352 Instructions (PDF)

Outlet Fitting

Bottom front/Top front are 3/8"-24 IFF (to font brakes), Rearmost port is 9/16"-18 IFF (to rear brakes).

Important Messages:

  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
Some parts are not legal for use in California or other states with similar laws/regulations

Related Products

More Like This

Reviews

Q & A

Videos & Articles

You May Also Like

Error
X
Note
X
Ok