Malibu M‑Series Sherwood Raw Water Pump Impeller (Keyway)

Keep your Malibu M‑Series engine running cool with this replacement raw water pump impeller for Sherwood pump housings. Designed to replace earlier impeller styles that were prone to failure, this flexible rubber impeller restores reliable water flow through your engine’s cooling system—ideal for routine maintenance and summer prep.

• Fits: Malibu M‑Series engines equipped with the Sherwood raw water pump housing
• Impeller type: Keyway (for Sherwood housings)
• Not for: Johnson pump housings that use a splined impeller

Important fitment note: If your engine has the newer Johnson Pump housing (Malibu began using Johnson housings on select M‑Series engines starting Oct 2021), you will need impeller part number 02-0802 instead.

MAKE THE JOB EASY WITH THE IMPELLER PULLER TOOL. 

Replaces OEM/aftermarket numbers: Sherwood 15000K; Jabsco 18327-0001, 18327-0001-P; Cummins 3916720, 3349198; Mercruiser 47-453123, 47-853126; JMP 7352-01K; DJ Pump 08-36-1201; CEF 500167G.

Replacement impeller for all Malibu M Series engines with the Sherwood raw water pump. This is a replacement for those styles of impellers that were prone to failure.

If you have the newer Johnson Pump you will need pn# 02-0802

we also offer the Impeller pulling tool-189-094715401

Sherwood Impeller Housing:

Uses the Keyway Impeller

Johnson Impeller Housing:

Uses the Splined Impeller

(Malibu started using the Johnson Pump Housing in the M series engines starting in Oct 2021 with select batches of engines.)