---
product_id: 420350688
title: "Aisin WPT-803 Engine Water Pump"
brand: "aisin"
price: "$936"
currency: NZD
in_stock: true
url: https://www.desertcart.nz/products/420350688-aisin-wpt-803-engine-water-pump
store_origin: NZ
region: New Zealand
---

# Leak-proof carbon ceramic seals Precision-engineered OEM quality Corrosion-resistant aluminum body Aisin WPT-803 Engine Water Pump

**Brand:** aisin
**Price:** $936
**Availability:** ✅ In Stock

## Summary

> 💧 Stay Cool, Drive Confident: The Ultimate Engine Water Pump Upgrade

## Quick Answers

- **What is this?** Aisin WPT-803 Engine Water Pump by aisin
- **How much does it cost?** $936 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/420350688-aisin-wpt-803-engine-water-pump)

## Best For

- aisin enthusiasts

## Why This Product

- Trusted aisin brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Leak-Proof Reliability:** Advanced carbon ceramic mechanical seals prevent costly coolant leaks
- • **Lightweight Yet Durable:** Aluminum die-cast design slashes weight while boosting strength
- • **Plug & Play Installation:** No assembly required—get your engine running smoothly in no time
- • **Corrosion-Resistant Build:** Robust body design stands up to harsh conditions and extends pump life
- • **Engineered for Peak Performance:** Original Japanese OEM ensures flawless water pressure without engine strain

## Overview

The Aisin WPT-803 Engine Water Pump is a precision-crafted, OEM-quality replacement part featuring a lightweight aluminum die-cast body and advanced carbon ceramic seals for superior leak prevention and corrosion resistance. Designed to optimize engine water pressure without added load, it ensures reliable cooling performance and durability for your vehicle.

## Description

Aisin WPT-803 Engine Water Pump

## Features

- Original Japanese equipment manufacturer of water pumps in the world
- Engine specific water pressure is achieved without excessive load to engine
- Aluminum die-cast technology allows for size and weight reduction
- Improved strength in body design and carbon ceramic mechanical seals assures leak prevention
- Stronger body design and resistance to corrosion

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | AISIN |
| Material | Aluminium, Ceramic |
| Item Weight | 3.2 Pounds |
| Vehicle Service Type | Car |
| Weight Class | Medium weight |
| Global Trade Identification Number | 04954514998727 |
| Manufacturer | Aisin |
| OEM Part Number | 16100 09440, 1610009440 |
| Model | WPT-803 |
| Product Dimensions | 27.43 x 34.54 x 12.19 cm; 1.45 kg |
| Item model number | WPT-803 |
| Manufacturer Part Number | WPT-803 |
| Position | Center |
| Assembly Required | No |
| Country of Origin | USA |
| Item Weight | 1 kg 450 g |

## Product Details

- **Brand:** AISIN
- **Material:** Aluminium, Ceramic
- **Item Weight:** 3.2 Pounds
- **Vehicle Service Type:** Car
- **Weight Class:** Medium weight

## Images

![Aisin WPT-803 Engine Water Pump - Image 1](https://m.media-amazon.com/images/I/71ICRToCR2L.jpg)
![Aisin WPT-803 Engine Water Pump - Image 2](https://m.media-amazon.com/images/I/314H9w3rU4L.jpg)
![Aisin WPT-803 Engine Water Pump - Image 3](https://m.media-amazon.com/images/I/31hlcFhQJ8L.jpg)

## Questions & Answers

**Q: Is this fits 2008  toyota sienna?**
A: Yes!

**Q: Has this pump updated to the new version?**
A: Yes, this is the updated version of Aisin WPT-803.

**Q: is this the correct fit for the lexus rx350**
A: Yes. I specifically installed this on an RX350.

**Q: How many miles do they last?**
A: These are supposed to be better than the earlier versions of this water pump. I've had this in my 07 Camry 3.5 for over 100k miles and it's still going strong.

## Frequently Bought Together

- AISIN WPT-803 New Engine Water Pump with Gaskets - Compatible with Select Lexus ES350, RX350, RX450h Toyota Camry, Highlander, RAV4, Sienna, Venza
- AISIN THT-019 Engine Coolant Thermostat - Compatible with Select Lexus ES, HS, LS, RX, SC Scion tC, xB, xD Toyota 4Runner, Avalon, Camry, Corolla, Highlander, RAV4, Sienna, Tacoma, Tundra + More
- Gates K070610 Micro-V Serpentine Drive Belt

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**Shop now:** [https://www.desertcart.nz/products/420350688-aisin-wpt-803-engine-water-pump](https://www.desertcart.nz/products/420350688-aisin-wpt-803-engine-water-pump)

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-01-24*