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Water Pump With Gasket STC4378 For Land Rover Discovery I, Discovery Series II, Defender 90, And Range Rover P38 (See Fitment Years)

10 reviews 4.9 out of 5 stars

Price: $69.95

  • Item: STC4378A (Same Fit As Part # STC4378)
  • By Atlantic British Ltd.
  • In Stock
  • Guaranteed Best Price
Save to My Wishlist

Fits

  • Discovery I | 94 - 99
  • Discovery Series II | 99 - 04
  • Range Rover Classic | 95 | For Vehicles with Serpentine Belt
  • Range Rover 4.0 (P38) | 95 - 02
  • Range Rover 4.6 (P38) | 95 - 02
  • Defender 90 | 97

OEM Reference (details)

  • STC4378
  • ERR4077

Product Details

If the water pump in your Land Rover, Range Rover or Defender is worn and leaking, it’s time to purchase a water pump replacement (Part # STC4378A). Our Rover water pumps are manufactured specifically to fit your Land Rover Discovery I 1994 – 1999, Discovery 2 1999 – 2004, Range Rover 4.0 and 4.6 1995 – 2002, Defender 90 1997 and certain model Range Rover Classics. This Cooling and Heating system part also comes complete with a new gasket – an added feature that will prevent future leaks and extend lifespan of your water pump.

This aftermarket water pump provides cost-effective options to the customer looking to replace their Land Rover water pump with a new part, without spending a fortune. Those interested in upgrading to our Original Equipment water pump can click here!

If your water pump has failed, it’s a safe bet that your belts, hoses, viscous drive and thermostat should be replaced (You’ll have to remove them to reach your water pump anyway!). Replace all of your Cooling and Heating system parts at once and you won't have to worry about them for another 60k+ miles.

Own a different model Land Rover? We have water pumps for the LR3 2005 – 2009, Range Rover Sport 2006 – 2009, Range Rover and Range Rover Sport Supercharger, Freelander, Range Rover 4.4 2003 – 2005 and older model Range Rover Classics and Defenders.

The One Stop Shop for Land Rover Parts and Accessories

Replacing the components of your heating and cooling system has never been easier with Atlantic British. As North America’s largest wholesale and retail parts and accessories supplier for Land Rover and Range Rover vehicles, we offer a full range of original equipment (OE), genuine and aftermarket parts for nearly every vehicle application. Our Price Match Guarantee lets customers shop with confidence, knowing they will always receive competitive pricing on top-notch Rover parts, not to mention our best-in-class customer service and Land Rover expertise. When you buy from Atlantic British, you can be certain you are getting the highest quality service and support along with your high quality parts.

Product Videos

Water Pump Replacement Land Rover Discovery, Range Rover P38, Classic and Defender 90
Water Pump Replacement Land Rover Discovery, Range Rover P38, Classic and Defender 90

The water pump, on Land Rover or Range Rover vehicles with 4.0 / 4.6 Bosch or GEMS engine, has a few moving parts on it that can fail.

Watch Doug, our Land Rover Master Technician, show you how to access and replace the water pump on a 1999-2004 Discovery Series 2.

A common replacement item, water pump part # STC4378OE includes a new gasket.

Please note: This how-to video applies to and is also valid for a 1997 Defender 90, 1995 - 2002 Range Rover 4.0 or 4.6 (P38), 1995 Range Rover Classic, vehicles with 4.0 / 4.6 Bosch or GEMS engine. 

To see all the Land Rover water pumps we carry click here.


Product Reviews

10 reviews 4.9 out of 5 stars

Review this item

Posted 03-17-2022

Verified Purchase

By Douglas Lozynski

All holes lined up.

Posted 09-25-2021

Verified Purchase

By Sharon Gordon

Great customer service! ,and an awesome video library for the DIY people....like me

Posted 09-12-2018

Verified Purchase

By Charlie Nayar

Followed the Atlantic British YouTube video help me walk through it done easy install

Posted 11-13-2017

Verified Purchase

By Jon Gilliatt

Just put one of these on my P38, nice part, metal impellers, working great!

Posted 08-24-2017

Verified Purchase

By Roger Miller

Excellent part and pretty easy installation using the Atlantic British videos! I was skeptical about my ability but this was a great experience! These guys have never steered me wrong.

Posted 04-27-2017

Verified Purchase

By B. Clay Raines

Fast shipping and product was well packaged. Does not come with replacement bolts but DOES have replacement gasket, no sealant though.

Read All 10 Reviews Review this item

Price: $69.95

  • Item: STC4378A (Same Fit As Part # STC4378)
  • By Atlantic British Ltd.
  • In Stock
  • Ships Today
  • Guaranteed Best Price
Save to My Wishlist

Fits

  • Discovery I | 94 - 99
  • Discovery Series II | 99 - 04
  • Range Rover Classic | 95 | For Vehicles with Serpentine Belt
  • Range Rover 4.0 (P38) | 95 - 02
  • Range Rover 4.6 (P38) | 95 - 02
  • Defender 90 | 97

OEM Reference (details)

  • STC4378
  • ERR4077

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What Our Customers Are Saying

EXCELLENT
4.9
2,196
Average
Reviews

Great people, great prices and great maintenance and repair videos. Always have what is needed.

Jim C.
Vienna, VA

6-9-24

You guys are so knowledgeable and helpful. I love to send you my money!

Charles M.
Carefree, AZ

6-8-24

EVERY person with whom I have spoken has been nice and knowledgeable. They know the products and inventory and are honest!

Stephen C.
San Anselmo, CA

6-5-24

I have always received top notch customer service from Atlantic British including fast shipping.

Thad B.
Powell Butte, OR

6-3-24

Ease of ordering products, parts was in stock and sent out same day

Marc K.
Skowhegan, ME

6-1-24

Atlantic British has always had the most comprehensive tools and parts for all of my Land Rovers.

Terry D.
East Hampton, CT

5-31-24

Great people, good products for a fair price. Good technical videos.

Dan P.
Great Mills, MD

5-30-24

Web site easy to navigate up front pricing..oem parts..fast package shipping...Great prices

Lawrence G.
Alpharetta, GA

5-29-24

Prompt, professional, perfect products and customer service.

Anthony S.
Swansea, IL

5-29-24

I have been buying parts from Atlantic British since the 1970's. You have always been good to me when I needed parts.

Padraic K.
Vestal, NY

5-25-24

Reviews from our Customers...

  • FAST Shipping! Call these Folks they have all the answers to your part installation.

    -Bill M. (Boydton,VA)

    Great customer service, very knowledgeable staff. Everyone I have worked with are Land Rover owners- which is a big help for knowing the vehicles.

    You always have the parts I need at a great price and everyone Ive ever spoken to has a great knowledge of all Land Rovers

    -Keith B. (Blue Ridge,VA)

    Professionalism. My sales rep is a rock star, and I value both his technical expertise and his knowledge of your product line.

    -Alan R. (N. Chelmsford,MA)

  • FAST Shipping! Call these Folks they have all the answers to your part installation.

    -Bill M. (Boydton,VA)

    Great customer service, very knowledgeable staff. Everyone I have worked with are Land Rover owners- which is a big help for knowing the vehicles.

    You always have the parts I need at a great price and everyone Ive ever spoken to has a great knowledge of all Land Rovers

    -Keith B. (Blue Ridge,VA)

    Professionalism. My sales rep is a rock star, and I value both his technical expertise and his knowledge of your product line.

    -Alan R. (N. Chelmsford,MA)

  • You always have the parts I need at a great price and everyone Ive ever spoken to has a great knowledge of all Land Rovers

    -Keith B. (Blue Ridge,VA)

  • Professionalism. My sales rep is a rock star, and I value both his technical expertise and his knowledge of your product line.

    -Alan R. (N. Chelmsford,MA)

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