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Sonnax Reverse Boost Valve Kit K77898A

Product Description For Sonnax Parts
Product Part No: -- K77898A
Transmissions: -- 700R4(4L60)
Package and Weight
Package Quantity: -- 1 ea
Sonnax:High Performance Part - Reverse Boost Valve Kit
Base Price:
Product Description
Part Information:
Large ratio, Factory style sleeve, no O-rings.
  • Sleeve and valve are made from hardened steel for increased wear resistance:
  • Sleeve lands have been lengthened to add better sealing and stabilizing capabilities to prevent bore wear:
  • The reverse boost valve spool lands have been lengthened to aid in maintaining hydraulic integrity:
Part Contents
  1. Valve:
  2. Sleeve:
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