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

Learn More About Zip Valve™ Drop-In Repairs

More From This Category

MANLEY Valve, Extreme Duty, Exhaust, 31.5mm in. Head Dia., 0.2345 in. Stem Dia., 4.274 in. Length, For Ford 5.0L, Set of 8

MANLEY Valve, Extreme Duty, Exhaust, 31.5mm in. Head Dia., 0.2345 in. Stem Dia., 4.274 in. Length, For Ford 5.0L, Set of 8

$781.53

View
MANLEY Valve, Extreme/Severe Duty, Exhaust, 1.496 in. Head Dia., 0.274 in. Stem Dia., 5 in. Length, Gen II, Set of 8

MANLEY Valve, Extreme/Severe Duty, Exhaust, 1.496 in. Head Dia., 0.274 in. Stem Dia., 5 in. Length, Gen II, Set of 8

$838.91

View
MANLEY Valve, Severe Duty, Exhaust, 1.6 in. Head Dia., 0.3415 in. Stem Dia., 5.565 in. Length, SBC, Each

MANLEY Valve, Severe Duty, Exhaust, 1.6 in. Head Dia., 0.3415 in. Stem Dia., 5.565 in. Length, SBC, Each

$56.11

View
MANLEY Valve, Race Master, Intake, 37mm Head Dia., 0.275 in. Stem Dia., 5.339 Length, For Ford, Set of 8

MANLEY Valve, Race Master, Intake, 37mm Head Dia., 0.275 in. Stem Dia., 5.339 Length, For Ford, Set of 8

$296.10

View
MANLEY Valve, Severe Duty, Intake, 2.3 in. Head Dia., 0.3415 in. Stem Dia., 5.494 in. Length, Set of 8

MANLEY Valve, Severe Duty, Intake, 2.3 in. Head Dia., 0.3415 in. Stem Dia., 5.494 in. Length, Set of 8

$448.82

View
MANLEY Valve, Titanium, Intake, Bead Loc, 2.1 in. Head Dia., 0.3135 in. Stem Dia., 5.08 in. Length, Set of 8

MANLEY Valve, Titanium, Intake, Bead Loc, 2.1 in. Head Dia., 0.3135 in. Stem Dia., 5.08 in. Length, Set of 8

$1,717.79

View