Original price was: $58.63.$58.63Current price is: $58.63.
Original price was: $72.35.$72.35Current price is: $72.35.
Original price was: $102.25.$102.25Current price is: $102.25.
Original price was: $45.76.$45.76Current price is: $45.76.
Original price was: $41.41.$41.41Current price is: $41.41.
Original price was: $73.65.$73.65Current price is: $73.65.
Original price was: $51.48.$51.48Current price is: $51.48.
Original price was: $79.66.$79.66Current price is: $79.66.
Original price was: $120.12.$120.12Current price is: $120.12.
Original price was: $101.53.$101.53Current price is: $101.53.
Original price was: $73.65.$73.65Current price is: $73.65.
Original price was: $62.21.$62.21Current price is: $62.21.
Original price was: $114.40.$114.40Current price is: $114.40.
Original price was: $50.77.$50.77Current price is: $50.77.
Original price was: $119.41.$119.41Current price is: $119.41.
Original price was: $73.58.$73.58Current price is: $73.58.
Original price was: $98.67.$98.67Current price is: $98.67.
Original price was: $65.78.$65.78Current price is: $65.78.
Original price was: $81.51.$81.51Current price is: $81.51.
Original price was: $80.73.$80.73Current price is: $80.73.
Original price was: $77.94.$77.94Current price is: $77.94.
Original price was: $53.99.$53.99Current price is: $53.99.
Original price was: $74.36.$74.36Current price is: $74.36.
Original price was: $148.01.$148.01Current price is: $148.01.
Watch the telltale. A weak, intermittent or absent cooling stream is the classic sign, usually alongside a rising temperature gauge, a heat alarm, or white steam from the exhaust. If you see any of these, shut the engine down and inspect the impeller before running it again.
Inspect it yearly and replace it every two to three seasons, or every 200 to 300 hours of running. Replace it sooner if you run in sandy or shallow water, leave the boat sitting between trips, or have ever run the motor dry.
If the housing, wear plate and seals are still good, an impeller-only replacement is fine. On any older motor, or any time the lower unit is already off, fit a full water pump kit so every wear item is renewed in one job.
No. Impellers are engine-specific, matched by vane count, diameter, height and shaft cutout. Select by engine make, model, year and horsepower. Send us those details if you are unsure and we will match the right part.
Never. Water is the only lubrication the rubber impeller gets, and running dry for even a few seconds can shred the vanes. Always test on muffs connected to a hose, or with the intakes submerged.
Running dry, sucking up sand or silt in the shallows, and long periods of sitting that let the rubber vanes take a set. Saltwater use and heat accelerate wear as well, which is why a scheduled replacement beats waiting for a failure.
Often, but not always. A worn impeller is the most common cause of overheating and the first thing to check, but a blocked water intake, a clogged cooling passage or a faulty thermostat can cause the same symptoms. Replace the impeller first, then work through the rest of the cooling system if the problem remains.
With years of experience in the marine parts industry, our knowledgeable team is here to guide you through our product offerings, ensuring you find exactly what you need.
