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Valve Body
(View Valve Body Layout Diagram)
Accumulator Piston Kit 57917E-19K
Boost Valve Kit 147741-01K
Line Pressure Booster Kit A750-LB1
Lockup Control Plunger Valve Kit 157740-37K
O-Ringed End Plug Kit 147741-30K
Oversized Accumulator Control Valve Kit 147741-24K
-
Helps cure:
- Harsh shifts
- Shift codes
- Shift concerns
-
Tooling:
- 147741-TL24
Oversized Lockup Control Valve Kit 157740-16K
-
Helps cure:
- TCC apply & release concerns
- Harsh downshifts
- RPM fluctuation
- TCC codes
- Poor converter & cooler oil flow
-
Tooling:
- F-157740-TL16
- VB-FIX
Oversized Lockup Relay Valve Kit 147741-07K
-
Helps cure:
- TCC apply & release concerns
- TCC apply codes
- Burnt converter
- Shudder
- Overheating
- Lube failures
-
Tooling:
- F-147741-TL7
- VB-FIX
Oversized Main Pressure Regulator & Boost Valve Kit 147741-04K
-
Helps cure:
- Clutch failure
- Soft shifts
- Harsh shifts
- Low line pressure
- High line pressure
- High line pressure in Reverse
- Low line rise
- Low converter pressure
- Overheating
-
Tooling:
- F-147741-TL4
- VB-FIX
Oversized Secondary Pressure Regulator Valve Kit 147741-10K
-
Helps cure:
- Harsh lockup
- TCC apply & release concerns
- Burnt converter
- Lube failures
-
Tooling:
- F-147741-TL4
- VB-FIX
Zip Kit® A750E-A761E-ZIP
Tech Resources
March 26, 2019
Hydraulics Fundamentals Part III: Secondary Regulators
Jim Dial
October 24, 2018
Clean Up Your Shifts with Sonnax Line Pressure Booster Kits
September 28, 2015
Diagnosing Solenoid Performance Faults in A761, AB60 & A960 6-Speed Transmissions
Jim Dial
January 21, 2015
Toyota/Lexus A760E/F/H, A761E, A960E/F, AB60 Valve Body Layout
January 16, 2014
Toyota A750E-A761E Identification Guide
December 03, 2013