My Account
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order

Sierra 18-3400 Water Pump Repair Kit for Johnson/Evinrude Outboard

Manufacturer

Picture for manufacturer Sierra

Part Number

118-3400
9 reviews
Sale Price

$32.98

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 18-3400 Water Pump Repair Kit is engineered to restore optimal cooling performance to Johnson and Evinrude outboard motors. This comprehensive kit eliminates the need to source individual components, providing all necessary parts for a complete water pump rebuild without the housing.

Complete Kit Contains:

  • 18-3050 Impeller
  • 18-3178 Wear Plate (Impeller Plate)
  • 18-3179 Water Pump Cup
  • 18-3326 Impeller Key (Pin)
  • 18-3329 Grommet
  • 18-2392 Grommet
  • 18-2025 Oil Seal
  • 18-7116 O-Ring
  • 18-7139 O-Ring
  • 18-3369 Stainless Steel Bolts (4 pieces)

Key Features:

  • Built with precision to meet or exceed OEM specifications
  • All components engineered for reliable performance and longevity
  • Does not include water pump housing
  • Complete rebuild solution in a single package

OEM Cross-References:

  • Johnson/Evinrude: 0391698, 0394711
  • GLM: 12251
  • Mallory: 9-48220

Maintaining your outboard's water pump is critical for preventing engine overheating and ensuring safe operation. This Sierra kit provides everything needed to service your water pump efficiently and get back on the water quickly.

Great experience, fast shipping

shopping experience with your company remains to be seen

Great customer service!

great site to shop from. I wish tax exempt refunds were faster.

Everything is very convenient and simple.5+

Easy to find parts and easy checkout

Good

So far so good

Good selection, good products, fast delivery.

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