This is a reverse rotation turbo rebuild kit for evo 7, 8, and 9 16g, 18g, 20g. This kit also fits MAP ef1 ef2 ef3 ef4, and FP red, green, black, blue, and white. This kit comes with an upgraded thrust bearing with 2 oil ports that help protect the turbo at high boost levels. This kit permanently fixes the problem with FP and MAP turbo failures due to them using the steel thrust bearing. This rebuild kit can handle up to 36 psi.