June 15, 2016

NEW! ZF8 Oversized TC Charge Valve Kit

Tackle 2-1 downshift clunk, diminished lube oil flow, and multiple TCC problems in ZF8HP45/55/70 transmissions with Sonnax oversized TC charge valve kit 35740-18K. 

These issues are often due to bore wear at the TC charge valve, which allows critical control pressure to escape the circuit. Reconditioning the bore and installing this kit eliminates bore leakage for renewed TC and lube control. Learn more.

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