Product Description
Sonnax part number: 126740-03K
6R140 TCC Apply Boost Valve Kit
Ford 6R140 transmissions often display TCC-related concerns due to deterioration of the TCC apply boost valve and/or sleeve. As wear progresses, pressure loss causes various symptoms to arise such as TCC slip, no lockup, insufficient cooler or lube pressure, overheated fluid, suffering fuel economy and/or TCC codes. Restore normal TCC operation and revive cooler/lube flow by installing Sonnax TCC apply boost valve kit 126740-03K.
- No special tools or reaming required
- Hardcoat anodized aluminum valve combats premature wear
- Sleeve manufactured from highly wear-resistant aluminum
- Drop-in Zip Valve™ parts install quickly and easily
Symptoms
- TCC codes
- TCC slip
- No lockup
- TCC cycling
- Overheated fluid
- Low cooler & lube pressure
- Loss of fuel economy
Cause
Excess wear of TCC apply boost valve and sleeve allows critical pressure loss, resulting in TCC apply and release concerns.
Correction
Recover hydraulic control and renew TCC performance by installing Sonnax drop-in TCC apply boost valve kit.
Contents
- Boost Valve
- Sleeve
Product Videos
Custom Field
Requires Tooling No
Transmission Model(s) 6R140
