GM 325-4L Transmission Valve Body Shift Kit TransGo SK 325-4L Featured Products The combination of these springs

The combination of these springs and valves in a Sonnax kit gives you the best of both worlds: a modest pressure increase at the low end

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Eliminates thermostatic assembly

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GM 325-4L Transmission Valve Body Shift Kit TransGo SK 325-4L Featured Products The combination of these springsBrand: TransGo Type: Shift Kit Items Included: Valves and Springs Manufacturer Part Number: SK 325 4L Material: Aluminum,Steel Country Region of Manufacture: United States Universal Fitment: No Performance Part: Yes GM TH325 4L Automatic Transmission Valve Body Shift Kit fits 1982 85 Corrects Prevents Reduces: Rough 1 2 Slide bump 1 2 runaway 3 2 downshift clunk 2nd gear starts 3 4 bump 3rd failure Harsh 3 4 No upshift Please visit our eBay store for