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but this valve will not repair severely worn valve bodies
Reamer for 77754-03K
3 Overdrive Tan
When the mainline pressure is increased with upgrades such as a high-performance transmission kit
(1) 152761-500 Bottom Apply Plate (0
Sonnax 37947-03K Transmission Boost Valve & Sleeve Kit 4R44E 5R55E 4R55E 5R44E wholesale but this valve will notManufacturer Part Number: 37947 03K Other Part Number: S56741FA Brand: Sonnax 4R44E, 4R55E, 5R44E, 5R55E Boost Valve Kit Part No. 37947 03K Increased Ratio Some typical problems in Ford 4R44E, 4R55E, 5R44E and 5R55E units are soft shifts, delayed Reverse, poor modulator control and or low line pressure in Reverse. A worn boost valve is often the cause, allowing Reverse and or TV pressure to cross leak or exhaust. Sonnax offers two replacement boost
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