8HP50, 8HP50X, 8HP50Z

Symptoms:

• Lost or damaged component
• Poor line pressure control
• Poor shift quality
• Burnt clutches
• Gear loss
• Wrong gear starts
• Delayed engagement
• Broken parts
• Excess heat
• Firm shifts

Cause:
Loss of oil pressure due to worn components in critical oil circuits.

Correction:
Zip Kit seals critical pressure losses and restores and extends accumulator action. Drop-in parts install quickly and easily.

This Sonnax Zip Kit targets the root cause of multiple complaints by sealing the critical circuit pressure losses in ZF8HP50, ZF8HP75 and Chrysler 850RE valve bodies. The kit contains uniquely designed parts to prevent the loss of pressures within the main line, solenoid regulator, reverse, clutch control and solenoid apply circuits with no special tools required.

The Zip Kit quick guide provides clear and easy instructions to get the unit sealed up and back on the road fast. In addition to general rebuilding tips and technical information, the technical booklet included in this kit contains vacuum testing and additional repair options for higher mileage units or for repairing specific complaints which are beyond the scope of this kit.

• Drop-in Zip Valve™ parts install quickly and easily, no reaming or special tools required
• Uniquely designed parts address root causes of valve body complaints by sealing critical pressure circuits
• Detailed technical booklet included with in-depth rebuild and inspection tips for comprehensive valve body repair

Contains:

• Accumulator Piston Kit
• Reducing Valve Kit
• O-Ringed End Plugs (2) 2 End Plugs, 2 O-Rings
• O-Ringed Latch Valve End Plugs (5) 5 End Plugs, 6 O-Rings (1 Extra)
• O-Ringed Internal End Plugs (3) 3 End Plugs, 9 O-Rings (1 Extra)
• Priming Valve & Seal
• “Y” Shaped Valve Retainers (2)
• Solenoid O-Rings (16) Various Sizes

121812K Instruction Sheet