Symptoms:

  • 3-4 Flare
  • C2 Clutch burned
  • 4-5-6 Slip

Cause:

Wear at the C2 apply control valve can cause improper function of the C2 clutch.

Correction:

Reconditioning the bore and installing the Sonnax oversized C2 apply control valve kit will restore proper function of the C2 apply control valve, restoring proper clutch function.

U660E, U660F, U760E, U760F

Oversized C2 Apply Control Valve Kit
Part No. 47740-63K


You need this if... View Instructions Find a Distributor

Toyota/Lexus U660E, U660F, U760E and U760F transmissions may exhibit 3-4 shift flares, slipping in 4-5-6, and burnt C2 clutches due to wear in the C2 apply control bore. Sonnax oversized C2 apply control valve kit 47740-63K restores the necessary hydraulic clearances required for proper valve function.

  • Hardcoat anodized aluminum valves combat premature wear
  • Future side-load wear is decreased by addition of annular grooves, which help center valves in bore
  • C2 Apply Control Valve
  • Spring Orange-U660E/F
  • Spring Green-U760E/F
  • End Plug
  • O-Rings (2) 1 Extra
  • U660E, U660F, U760E, U760F Oversized C2 Apply Control Valve Kit 47740-63K
  • U660E, U660F, U760E, U760F Oversized C2 Apply Control Valve Kit 47740-63K

You need this if...

Vacuum testing at the port(s) indicated fails to hold the recommended minimum in-Hg, or if wear is visually detected.

U660E, U660F, U760E, U760F Oversized C2 Apply Control Valve Kit Vacuum Test Locations