Product images and videos are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Brakes› Brake Systems And Components
Tilton
Proportioning Valve Lever Type 10mm Threads
SKU: T00E 90-1003
Moderate — 2–4 hours
Overview
Show original supplier description
Part #: 90-1003
Proportioning Valve - 10 mm x 1.00 Female Inlet - 10 mm x 1.00 Female Outlet - Adjustable 150-1100 psi - Lever Type - Aluminum - Each
Vehicle Symptoms
- Rear wheels lock up during hard braking
- Brake pull to one side under heavy braking
- Front brakes fading before rear in aggressive stops
- Poor brake balance causing long stopping distance
- Rear end fishtails when braking hard
Relevant Conversations
- How to adjust front rear brake bias on track car
- Tilton lever type proportioning valve install guide
- Brake proportioning valve vs adjustable valve
- Why do my rear brakes lock up first?
- Best brake proportioning valve for dual master cylinder
- Tilton 90-1003 review and setup tips
- How to plumb a brake proportioning valve into my system
- Brake balance issues after upgrading calipers
- Adjustable brake proportioning valve for drifting
- Symptoms of bad brake proportioning valve
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Tilton |
| Part Number | T00E 90-1003 |
About MOTORMIA
Buy with Confidence
Returns & Fitment
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return PolicyShipping
Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.
Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.
View Full Shipping Policy