Impeller for 5.0 and 5.7 GM (also 7.4L) engines v-belt or crank driven – to 2004.This is a Johnson impeller for the Sherwood belt driven and crank driven pumps. Not for engines with serpentine belts. For serpentine belt engines, use impeller RP061022. NOT for Indmar Crank Dirven pumps use RP061018.
