My Account
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order

Sierra 18-3239 Water Pump Impeller Repair Kit for Mercury/Mariner Outboard

Manufacturer

Picture for manufacturer Sierra

Part Number

18-3239
20 reviews
Sale Price

$18.76

3 left at this price

delivery box

Usually delivered within 2 days

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Sierra 18-3239 Marine Impeller Repair Kit provides a complete solution for servicing water pump systems on Mercury and Mariner outboard motors. This comprehensive kit includes all essential components needed to restore proper cooling system function and maintain optimal engine performance.

Complete Kit Includes:

  • 18-3039 Impeller (replaces Mercury OEM #47-89981)
  • 18-3139 Impeller Plate (replaces Mercury OEM #46895)
  • 18-7409 O-Ring for proper sealing

This genuine Sierra replacement kit is engineered to meet or exceed OEM specifications, ensuring reliable water circulation and engine cooling. The impeller is constructed from durable materials designed to withstand the demanding marine environment, while the included plate and O-ring provide a complete seal to prevent leaks and maintain proper water pressure.

Application: Designed specifically for Mercury and Mariner outboard motors requiring the specified OEM part numbers. Regular impeller maintenance is critical for preventing engine overheating and extending the life of your outboard motor.

Good price!

no comment

The service was extremely graduating and needed for my well maintained vehicle. This company made my family safety on the road. The other company could not compare. Thanks

Easy to navigate

Great service!

I may need to return the unopened part and i don't see the policy and procedure. Ill have to search on the site page. All legit solid businesses I've worked with in the past made this very clear and up front. Not to say you didn't I just haven't looked yet and its not in your face obvious.

A+ parts, price and service. Top notch!

ok stuff thanks.

So far, so good

Great product. Friendly knowledge based people. Fast shipping. Will order from them again.

Notification from your company was a little slow

good job!

fast and simple with the best price!

good

Everything arrived well packaged and in good order... It was shipped promptly, but hey, no accounting for the snow storm in the NW... I think UPS calls it an "act of God"... Thanks

Great price

very prompt service,items were in stock and shipped next day,salesman was helpful and friendly.Will place in favorites and do buisness with again.

extremely simple process

Great product. Good communication and customer service!!!

quick simple and the ability to check out through Amazon is a plus

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy