Convert standard manual valve body to reverse

Convert standard manual valve body to reverse - what is needed?

cudajames said
Very nice car, love the green. You have a lot more power than I am running. Mine is a 408 stocker around 470hp at the crank. You should call John and chat with him to get the proper parts

Out of interest, did you have the accumulator added back to the valve body to soften the shifts a little?