Sonnax 34910-01K Transmission Reverse Boost Valve Kit (Includes O-Rings) TH400 Alto Manufacturer Part Number: RCPS-142

Manufacturer Part Number: RCPS-142

Manufacturer Part Number: A74556B

Complaint: Sets various Codes

heat-treated steel will not bend or break like stamped struts

the reputation continues

Sonnax 34910-01K Transmission Reverse Boost Valve Kit (Includes O-Rings) TH400 Alto Manufacturer Part Number: RCPS-142Brand: Sonnax Other Part Number: S34507RK Type: Line Pressure Boost Valve Interchange Part Number: S34507RK Items Included: Boost Valve and Sleeve Kit Manufacturer Part Number: 34910 01K Material: Steel Universal Fitment: Yes Vintage Part: No Performance Part: Yes TH400, TH425 Transmission Pump Boost Valve Kit Part No. 34910 01K O Ring Style Vehicles with a GM 400 and 425 transmissions frequently have poor line rise, soft 1 2 and or 2 3 shifts and or