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Symptoms:

  • Damaged TCC linings
  • Loss of power
  • Lube failures
  • TCC codes & concerns

Cause:

Severe bore wear at the TC pressure regulator valve bore.

Correction:

Oversize the bore and install the wear resistant sleeve, replacement valve and calibrated spring to re-establish correct converter oil pressure and cooler flow.

09A, JF506E

TC Pressure Regulator Valve & Sleeve Kit
Part No. 122892-10K


View Instructions

Severe wear of the TC pressure regulator valve bore results in leakage of converter release/lube/cooler oil pressure that compromises unit durability, resulting in damaged TCC linings, overheated converters and lube failures. The Sonnax kit 122892-10K salvages these valve bodies.

  • Salvages valve bodies with worn TC PR valve bores.
  • Restores normal converter charge and cooler flow.
  • Corrects harsh or no TCC apply, TCC slipping and burn-up.

This kit also services Jatco FP series; Ford JF506E, FPH; Jaguar JF506E, FPD; Mazda JA5A-ELFPF1/FPF2; Rover JF506E, FPO; and Nissan ZY units.

  • Valve
  • Sleeve
  • Spring
  • 122892 10k combo
  • 122892 10k