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  • Throttle buzz
  • 2-3 Late
  • 3-2 Oversensitive
  • Poor kickdown
  • Shift timing concerns


Throttle valve and sleeve wear.


This hardened steel throttle valve repair kit salvages the valve body and restores throttle valve control. The Sonnax design allows this kit to be used in both early and late units.

42RE, 42RH, 46RE, 46RH, 47RE, 47RH, 48RE, A727, A904

Throttle Valve Kit
Part No. 22771-03K

Fits all Chrysler RWD models, including ‘05-later units with motorized linkage.

View Instructions

The TV bore wears out easily in listed Chrysler RWD transmissions, with the 48RE seeing much higher rates of poor line pressure rise and inconsistent shift timing compared to earlier units. Ideal for bores with minimal wear, Sonnax throttle valve kit 22771-03K is a basic durability enhancement with an optional balance spring to help revive throttle control.

  • Repairs bores with with minimal wear
  • Hardened steel plunger and valve increase durability, especially in 48REs
  • Optional shims and TV spring for custom TV pressure adjustment and tuning
  • Balance Spring
  • Sleeve
  • Valve
  • Plunger
  • Alternative TV Spring (Performance use only)
  • Spring Shims (3) (Performance use only)

Sonnax valve body layouts provide a detailed overview of individual units making it quick and easy to determine what’s available for the specific valve body you’re working on. See all Sonnax valve body layouts.

Chrysler 42-46-47-48RH/RE Valve Body Layout

42 48rhefamily

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  • 22771 03k combo
  • 22771 03k