# 5V. 42RH / RE, 47RH / RE, 48RE, 904, 727 Throttle Valve Kit. Fixes shift timing concerns and throttle buzz, cures late 2-3 upshifts, reduces oversensitive 3-2 downshifts. Hardened steel throttle valve kit restores worn valve body, works best in heavy-duty / towing applications. Repairs excessive throttle valve and sleeve wear. This Sonnax 22771-03K repair kit both salvages valve body and restores throttle control. Full throttle shift points can be lowered or raised with this kit up to 5400 RPM.
Fits all Chrysler RWD models, including ‘05-later units with motorized linkage.
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
- 2-3 Late
- 3-2 Oversensitive
- Poor kickdown
- Shift timing concerns
- Throttle buzz
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.