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STC637 - Water Pump – Non-Viscous by Espare ProflowEngine Part Land Rover Range Rover Defender

STC637 – Waterpomp – Niet-viskeus

- €68,10
€68,10
€68,10 - €68,10
€68,10
Aftermarket Part
Aftermarket: Quality alternative. This is a quality alternative, designed to fit and function like the original part, often at a more competitive price.
Waterpomp circuleert koelvloeistof door het motorkoelcircuit, waarbij het van de radiateur wordt aangezogen en naar het cilinderblok en de cilinderkop wordt gevoerd om de bedrijfstemperatuur te handhaven.

Dit is de niet-viskeuze, direct aangedreven waterpomp voor de 2.5L 4-cilindermotor in toepassingen zonder airconditioning. De montagedichting is inbegrepen.
Vehicle Model Land Rover Defender tot 2016
Fitment Notes DEFENDER 1987-2006 — 2.5L 4-Cil NA Diesel & 2.5L 4-Cil Benzine, zonder airconditioning, niet-viskeuze aandrijving. Inclusief pakking.
Alternative Codes
STC637STC637PSTC637ESBWA45ERC9849ETC4231ETC4618GWP329RTC6331

In stock 2 units
1 · Gouda 1 · Drachten
Express delivery available
2 more on the way · ETA 22-08-2026

When will my order arrive?
  • Order before 15:00 (Mon–Fri): same-day dispatch for in-stock items.
  • UPS Express (order before 14:00): dispatched today, delivered tomorrow where available.
  • Netherlands / Belgium / Germany: 2–4 working days.
  • Other EU countries + UK: 4–8 working days.
  • Outside EU/UK: delivery times vary — contact us for an estimate.
2 more units on the way — expected 22-08-2026. Orders beyond current stock are reserved from incoming stock and shipped as soon as they arrive.

Items may ship from multiple warehouses at no extra cost.

Job kits containing this part

This part is included in 0 job kit(s) below. Pick the kit that matches your vehicle and job, then add what you need.

Frequently asked questions

What does the STC637 water pump do on a Land Rover Defender?
The STC637 water pump circulates coolant through the engine, drawing from the radiator and feeding the block and head to control temperature. It fits the Land Rover Defender up to 2016 with the 2.5L 4-cylinder naturally aspirated diesel or 2.5L petrol engine, on applications without air conditioning.
What's the difference between the non-viscous and viscous water pump?
The non-viscous pump is direct belt-driven, unlike the viscous type that drives the fan through a coupling. The STC637 is the non-viscous version for the 2.5L 4-cylinder Defender without air conditioning. Confirm your engine's drive type before ordering, as the two aren't interchangeable.
Does the STC637 fit Defenders with air conditioning?
No, the STC637 is for 2.5L 4-cylinder Defenders without air conditioning. Air-con applications typically use a different pump and drive arrangement. Check your engine specification before ordering, as fitting the wrong pump can affect belt routing and cooling on the Defender up to 2016.
What are the signs the water pump needs replacing?
Common signs include coolant leaking from the pump's weep hole, a whine or rumble from a worn bearing, and overheating. On the 2.5L Defender engine a failing pump can cause coolant loss and engine damage if ignored. Replacing it during a timing belt change is typical practice.

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