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Re: 4l60e transmission pressures
Posted to Transmission Forum on 3/9/2020

I assume you are talking about the valve "kit". It is just a sleeve bushing and spool valve inside. There are 2 versions of 2 types. GM made long and short bushing type, not interchangeable. Sonnax upgraded to making an O-ring sealed type as well as the OE typ... Login to read more.