Reverse boostvalve 4T60E
Low ratio, .273 dia. small spool
Vehicles with 4T60 or 4T60-E often exhibit problems as poor line rise, soft shift, poor reverse boost and/or 2nd and 3rd clutch distress. These problems are often caused by worn and leaking boost sleeves.
Low Reverse boost
Worn and leaking boost sleeves
Correction: This boost valve kit provides more sealing area. Sleeves and valves made from high-quality hardened steel to prevent excessive wear.
GM General Motors