Boostvalve A4LD small OEM-styl

Boostvalve A4LD small OEM-styl Sleeve Valve Small Ratio, OEM Style Some typical problems in vehicles with a Ford A4LD transmission are low line pressure in forward or reverse, soft upshifts, delayed reverse and poor modulator control. These complaints can often be caused by a worn boost sleeve, which allows reverse and/or TV pressure to cross leak or exhaust. Sonnax boost valve kit 56947-05K replaces worn parts and matches the OE-style, low-ratio valve. Symptoms: Delayed Reverse Low line pressure in Forward Low line pressure in Reverse Poor modulator control Soft upshifts Cause: Worn boost sleeve allows reverse and/or TV pressure to cross leak or exhaust. Correction: Sonnax replacement boost valve kit restores hydraulic integrity to the bore.