Sonnax 84757-01K Torque Converter Clutch (TCC) Relief Valve Kit (10 per bag) Rebuild Kit Aluminum case halves are harder

Aluminum case halves are harder than original magnesium and come reinforced around the pump so no concerns with pump wear

(1) New heat-treated Spring

Wear in the Reverse boost sleeve results in low line pressure

Cadillac Limo 1995-1996 V8 4

Sonnax 84757-01K Torque Converter Clutch (TCC) Relief Valve Kit (10 per bag) Rebuild Kit Aluminum case halves are harderManufacturer Part Number: 84757 01K Other Part Number: S84755A 1 Brand: Sonnax 4T65 E TCC Relief Valve Part No. 84757 01K Package Quantity: 10 GM 4T65 E transmissions often suffer converter failure during high line pressure conditions such as max adapts or various codes due to excess apply pressure. The torque converter piston is designed for operating pressures of 135 psi, but the OE apply pressure relief doesn't crack until 175 psi and can allow