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Ships within 48 hours · Estimated delivery Sep 7 - Sep 12
035" Thick
All paper gaskets
6R80 transmissions include torque converter clutch slip
68272621AB
Other Part Number: 031703K
Sonnax K77898 Transmission Reverse Boost Valve Kit (Large Ratio, O-Ring Style) Featured Products 035" ThickBrand: Sonnax Other Part Number: S74507RDK Type: Pump Component Items Included: Reverse Boost Valve and Sleeve with O Rings Manufacturer Part Number: K77898 Material: Steel Universal Fitment: Yes Vintage Part: No Performance Part: Yes 200 4R, 4L60, 700R4 Reverse Boost Valve Kit Part No. K77898 Large Ratio, O Ring Style Vehicles with GM 200 4R and 4L60 transmissions often have problems with poor Reverse boost or upshifts in manual low. These are
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