C1 accum.piston kit U660

C1 accum.piston kit U660 Symptoms: C1 Clutch burned Delayed Forward Flare shifts Forward slip Harsh Forward Cause: Wear at the accumulator piston bore in the valve body or on the critical accumulator piston diameters allows apply oil to exhaust. Correction: The Sonnax accumulator piston incorporates an O-Ring for positive sealing and annular grooves for better centering and wear prevention.