Description Bronze alloy flange‑mounted raw water engine cooling pump end replacement for Onan generators; 1″ inlet and outlet, includes neoprene impeller (Sherwood 10077K) and mechanical seal; replaces Sherwood G701, G701‑01, G702‑01 and Onan 132‑0358, 132‑0459 models; compatible with Onan MDK A & B series (6.5 – 10 kW).