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          AISIN WPT-800 - Engine Water Pump

          MPN: WPT-800
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $79.15
          In stock

          Product Overview

          The AISIN WPT-800 Engine Water Pump is designed to efficiently circulate coolant throughout your vehicle's engine, ensuring optimal temperature regulation and performance. Manufactured to meet original equipment (OE) specifications, this water pump guarantees a reliable fit and long-lasting durability. AISIN is a trusted brand known for its commitment to quality across various vehicle makes, including Lexus and Toyota. Choose AISIN WPT-800 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This AISIN WPT-800 is equivalent to or replaces the following part numbers: 16100-50014, 1610050014, 16100-59276, 1610059276, 16100-09200, 1610009200, 16100-50022, 1610050022, 16100-50023-83, 161005002383, 16100-09201, 1610009201, 16100-50010, 1610050010, 16100-50013, 1610050013, 16100-50023, 1610050023, 16100-59275, 1610059275, 16100-50012, 1610050012, 16100-59275-83, 161005927583, 16100-50020, 1610050020, 16100-50021, 1610050021, WPT800, US9257, UWP9476, 170-1840, 1701840, 170-1840M, 1701840M, 28-9257, 289257, 547-01840, 54701840, 944085, 99156, CP9476, W0133-1608049-MTX, W01331608049MTX, 112 51014 034, 11251014034, 1522420M, 424047, 44085, 57-1562, 571562, P1722, T5102, 131-2348, 1312348, T131, 1522420, 1600-317188, 1600317188, 252-267, 252267, 55-43414, 5543414, AW9476, PWP-9408, PWP9408, WP970, 18-925, 18925, T-131, NP1722, T3-067, T3067, W0133-1608049-ASC, W01331608049ASC, 10-8489, 108489, 112 51014 338, 11251014338, 131-2155, 1312155, W0133-1608049-NPW, W01331608049NPW, WP-9408, WP9408.

          Vehicle Compatibility

          • Lexus (1996-2000) LS400 4.0 V8
          • Lexus (1996-2000) SC400 4.0 V8
          • Lexus (1998-2000) GS400 4.0 V8
          • Lexus (1998-2007) LX470 4.7 V8
          • Lexus (2001-2006) LS430 4.3 V8
          • Lexus (2001-2007) GS430 4.3 V8
          • Lexus (2002-2010) SC430 4.3 V8
          • Lexus (2003-2009) GX470 4.7 V8
          • Toyota (1998-2007) Land Cruiser 4.7 V8
          • Toyota (2000-2009) Tundra 4.7 V8
          • Toyota (2001-2009) Sequoia 4.7 V8
          • Toyota (2003-2009) 4Runner 4.7 V8

          This also fits other applications. Please use the vehicle selector tool to verify fitment.

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          Frequently Asked Questions

          What symptoms indicate a failing water pump?

          Common symptoms of a failing water pump include engine overheating, coolant leaks, and unusual noises from the engine. If you experience any of these issues, consider replacing it with the AISIN WPT-800.

          How do I know if the AISIN WPT-800 is compatible with my vehicle?

          To determine compatibility, check the vehicle fitment list provided above or use the vehicle selector tool on our website. The AISIN WPT-800 is designed to fit several Lexus and Toyota models.

          What are some common DTCs associated with water pump issues?

          Common Diagnostic Trouble Codes (DTCs) related to water pump problems include P0217 (Engine Over Temperature Condition), P0128 (Coolant Thermostat Temperature Below Thermostat Regulating Temperature), and P0480 (Cooling Fan Relay 1 Control Circuit). If you encounter these codes, consider inspecting or replacing the AISIN WPT-800.

          Can I install the AISIN WPT-800 myself?

          Yes, with the right tools and knowledge, you can install the AISIN WPT-800 Engine Water Pump yourself. However, if you're unsure, it’s recommended to have a professional mechanic perform the installation.

          Why should I buy the AISIN WPT-800?

          The AISIN WPT-800 offers OE-level quality and reliability, ensuring your vehicle runs smoothly. Order AISIN WPT-800 today for a factory-correct replacement that restores safety and performance.

            • Newparts SKU
              204677
            • Weight
              5 lbs
            • Barcode
              4954514998680
            • Dimensions (L x W x H)
              15 x 7.8 x 5.4 in
            • Manufacturer Part #
              WPT-800
          • Brand
            AISIN
          • Manufacturer
            AISIN
          • MPN
            WPT-800
          • OE Part Numbers
            16100-50014, 1610050014, 16100-59276, 1610059276, 16100-09200, 1610009200, 16100-50022, 1610050022, 16100-50023-83, 161005002383, 16100-09201, 1610009201, 16100-50010, 1610050010, 16100-50013, 1610050013, 16100-50023, 1610050023, 16100-59275, 1610059275, 16100-50012, 1610050012, 16100-59275-83, 161005927583, 16100-50020, 1610050020, 16100-50021, 1610050021
          • Cross Reference Numbers
            WPT800, US9257, UWP9476, 170-1840, 1701840, 170-1840M, 1701840M, 28-9257, 289257, 547-01840, 54701840, 944085, 99156, CP9476, W0133-1608049-MTX, W01331608049MTX, WPT-800, 112 51014 034, 11251014034, 1522420M, 424047, 44085, 57-1562, 571562, P1722, T5102, 131-2348, 1312348, T131, 1522420, 1600-317188, 1600317188, 252-267, 252267, 55-43414, 5543414, AW9476, PWP-9408, PWP9408, WP970, 18-925, 18925, T-131, NP1722, T3-067, T3067, W0133-1608049-ASC, W01331608049ASC, 10-8489, 108489, 112 51014 338, 11251014338, 131-2155, 1312155, W0133-1608049-NPW, W01331608049NPW, WP-9408, WP9408
          • Part Type
            Engine Water Pump
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2005LexusGX470Base (4.7 V8 GAS)
          2005Toyota4RunnerLimited (4.7 V8 GAS)
          2005Toyota4RunnerSport (4.7 V8 GAS)
          2005Toyota4RunnerSR5 (4.7 V8 GAS)
          2006LexusGX470Base (4.7 V8 GAS)
          2006Toyota4RunnerLimited (4.7 V8 GAS)
          2006Toyota4RunnerSport (4.7 V8 GAS)
          2006Toyota4RunnerSR5 (4.7 V8 GAS)
          2006ToyotaTundraBase (4.7 V8 GAS)
          2006ToyotaTundraLimited (4.7 V8 GAS)
          2006ToyotaTundraSR5 (4.7 V8 GAS)
          2006ToyotaSequoiaLimited (4.7 V8 GAS)
          2006ToyotaSequoiaSR5 (4.7 V8 GAS)
          2007Toyota4RunnerLimited (4.7 V8 GAS)
          2007Toyota4RunnerSport (4.7 V8 GAS)
          2007Toyota4RunnerSR5 (4.7 V8 GAS)
          2007ToyotaSequoiaLimited (4.7 V8 GAS)
          2007ToyotaSequoiaSR5 (4.7 V8 GAS)
          2007ToyotaTundraBase (4.7 V8 GAS)
          2007ToyotaTundraLimited (4.7 V8 GAS)
          2007ToyotaTundraSR5 (4.7 V8 GAS)
          2007ToyotaLand CruiserBase (4.7 V8 GAS)
          2007LexusGX470Base (4.7 V8 GAS)
          2007LexusSC430Base (4.3 V8 GAS)
          2007LexusLX470Base (4.7 V8 GAS)
          2007LexusGS430Base (4.3 V8 GAS)
          2008LexusGX470Base (4.7 V8 GAS)
          2008LexusSC430Base (4.3 V8 GAS)
          2008Toyota4RunnerLimited (4.7 V8 GAS)
          2008Toyota4RunnerSport (4.7 V8 GAS)
          2008Toyota4RunnerSR5 (4.7 V8 GAS)
          2008ToyotaTundraBase (4.7 V8 GAS)
          2008ToyotaTundraLimited (4.7 V8 GAS)
          2008ToyotaTundraSR5 (4.7 V8 GAS)
          2008ToyotaSequoiaSR5 (4.7 V8 GAS)
          2009LexusGX470Base (4.7 V8 GAS)
          2009Toyota4RunnerLimited (4.7 V8 GAS)
          2009Toyota4RunnerSport (4.7 V8 GAS)
          2009Toyota4RunnerSR5 (4.7 V8 GAS)
          2003LexusGX470Base (4.7 V8 GAS)
          2003LexusGS430Base (4.3 V8 GAS)
          2003LexusLS430Base (4.3 V8 GAS)
          2003LexusSC430Base (4.3 V8 GAS)
          2003LexusLX470Base (4.7 V8 GAS)
          2003Toyota4RunnerLimited (4.7 V8 GAS)
          2003Toyota4RunnerSport (4.7 V8 GAS)
          2003Toyota4RunnerSR5 (4.7 V8 GAS)
          2003ToyotaLand CruiserBase (4.7 V8 GAS)
          2003ToyotaSequoiaLimited (4.7 V8 GAS)
          2003ToyotaSequoiaSR5 (4.7 V8 GAS)
          2003ToyotaTundraLimited (4.7 V8 GAS)
          2003ToyotaTundraSR5 (4.7 V8 GAS)
          2004LexusGX470Base (4.7 V8 GAS)
          2004LexusGS430Base (4.3 V8 GAS)
          2004LexusLS430Base (4.3 V8 GAS)
          2004LexusLX470Base (4.7 V8 GAS)
          2004LexusSC430Base (4.3 V8 GAS)
          2004Toyota4RunnerLimited (4.7 V8 GAS)
          2004Toyota4RunnerSport (4.7 V8 GAS)
          2004Toyota4RunnerSR5 (4.7 V8 GAS)
          2004ToyotaLand CruiserBase (4.7 V8 GAS)
          2004ToyotaSequoiaLimited (4.7 V8 GAS)
          2004ToyotaSequoiaSR5 (4.7 V8 GAS)
          1998LexusGS400Base (4.0 V8 GAS)
          1998LexusLS400Base (4.0 V8 GAS)
          1998LexusSC400Base (4.0 V8 GAS)
          1998LexusLX470Base (4.7 V8 GAS)
          1998ToyotaLand CruiserBase (4.7 V8 GAS)
          1999LexusGS400Base (4.0 V8 GAS)
          1999LexusLS400Base (4.0 V8 GAS)
          1999LexusSC400Base (4.0 V8 GAS)
          1999LexusLX470Base (4.7 V8 GAS)
          1999ToyotaLand CruiserBase (4.7 V8 GAS)
          2000LexusGS400Base (4.0 V8 GAS)
          2000LexusLS400Base (4.0 V8 GAS)
          2000LexusSC400Base (4.0 V8 GAS)
          2000LexusLX470Base (4.7 V8 GAS)
          2000ToyotaLand CruiserBase (4.7 V8 GAS)
          2000ToyotaTundraLimited (4.7 V8 GAS)
          2000ToyotaTundraSR5 (4.7 V8 GAS)
          2001LexusGS430Base (4.3 V8 GAS)
          2001LexusLS430Base (4.3 V8 GAS)
          2001LexusLX470Base (4.7 V8 GAS)
          2001ToyotaLand CruiserBase (4.7 V8 GAS)
          2001ToyotaSequoiaLimited (4.7 V8 GAS)
          2001ToyotaSequoiaSR5 (4.7 V8 GAS)
          2001ToyotaTundraLimited (4.7 V8 GAS)
          2001ToyotaTundraSR5 (4.7 V8 GAS)
          2002LexusGS430Base (4.3 V8 GAS)
          2002LexusLS430Base (4.3 V8 GAS)
          2002LexusSC430Base (4.3 V8 GAS)
          2002LexusLX470Base (4.7 V8 GAS)
          2002ToyotaLand CruiserBase (4.7 V8 GAS)
          2002ToyotaSequoiaLimited (4.7 V8 GAS)
          2002ToyotaSequoiaSR5 (4.7 V8 GAS)
          2002ToyotaTundraLimited (4.7 V8 GAS)
          2002ToyotaTundraSR5 (4.7 V8 GAS)
          1997LexusLS400Base (4.0 V8 GAS)
          1997LexusSC400Base (4.0 V8 GAS)
          1996LexusSC400Base (4.0 V8 GAS)
          There are more vehicles this part is compatible with. Check if it fits your vehicle.
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          Warranty Overview

          At Newparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.

          Standard Warranty – Most Parts

          • Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.

          • Protection: Defects in materials or workmanship under normal personal use.

          • Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.

          • Exclusions:

            • Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)

            • Commercial, fleet, rideshare, off-road, or racing use

            • Improper installation, misuse, accidents, or modifications

          • Not Covered: Labor, shipping, towing, or incidental costs.

          Bison Performance Warranty – Our House Brand

          • Coverage: Limited Lifetime Warranty for as long as you own your vehicle.

          • Applies To: All products sold under the Bison Performance label.

          • Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.

          • Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).

          • What’s Included: Replacement of the defective product (labor and shipping excluded).

          Warranty Claim Requirements

          To keep claims fast and fair, we require:

          • Proof of purchase (invoice or order confirmation).

          • Photos or videos showing the defective part, order number, date, VIN, and odometer reading.

          • Diagnostic reports or part returns for non-visible issues may be requested.

          • Claims must be truthful, properly documented, and reflect normal consumer use.

          Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.

          For full details and exclusions, please see our complete Warranty Terms & Conditions.


          This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.

          Return Policy Overview

          Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
          To start a return, use our Return Portal or contact support.

          • Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)

          • Refunds: Issued to your original payment method within 3–5 business days after inspection

          • Exchanges: Not automatic — please return and reorder

          • Replacements: May be approved for incorrect or defective items reported within 7 days

          Not returnable:

          • Used or installed parts

          • Electrical components

          • Opened filter kits, gaskets, or contaminated items

          • Final sale or custom orders

          Important Notes:

          • Return shipping is your responsibility unless we made a verified error

          • Fitment is the customer’s responsibility (we can assist, but do not guarantee)

          • Country of origin may vary and is not grounds for return

          For complete details, please see our full Return Policy.



          This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.

          Fast, Reliable Shipping — Straight to Your Door

          We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.

          • We use trusted carriers like UPS, FedEx, and USPS.

          • Tracking info is emailed to you as soon as your order ships.

          • Delivery estimates at checkout are based on carrier data, but not guaranteed.

          Need help with a shipment?

          If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.

          For full details, please see our complete Shipping Policy.


          This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions,  risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.

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