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AJ811445 - Non-Return Valve – Cylinder Head

- €14,90
€14,90
€14,90 - €14,90
€14,90
OEM Part
OEM: Made by an Original Equipment Manufacturer. This part is made by an original equipment manufacturer or under their license, ensuring compatibility and quality.
Brand Jaguar
Non-Return Valve for the cylinder head, permitting flow in one direction only within the head circuit it serves.

The valve seats into the cylinder head and prevents reverse flow, maintaining directional flow through the passage it controls.
Fitment Notes JAGUAR — Cylinder head non-return valve. Fits XF (X260) 2016>, E-PACE 2017>, F-PACE 2016>, F-TYPE 2014> across AJ200/AJ20/AJ21 petrol & diesel and 3.0/5.0 V6/V8 petrol engines
Alternative Codes
AJ811445

Available to order 2–3 weeks

Not currently in stock. Order now — typically ships within 2–3 weeks.

Need it faster? Contact us about express import (2–5 business days).

When will my order arrive?

This item is ordered from our supplier on request. Typical lead time is 2–3 weeks from order confirmation.

  • Netherlands / Belgium / Germany: 2–4 working days after dispatch.
  • Other EU countries + UK: 4–8 working days after dispatch.
  • Outside EU/UK: contact us for an estimate.

Need it faster? Express import available in 2–5 business days — contact us before ordering.

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 cylinder head non-return valve do?
The non-return valve seats into the cylinder head and allows flow in one direction only, preventing reverse flow through the passage it controls. It's an OEM Jaguar component fitted across a range of AJ200/AJ20/AJ21 and 3.0/5.0 V6/V8 petrol and diesel engines.
Which Jaguar models use this non-return valve?
This non-return valve fits Jaguar XF (X260) from 2016, E-PACE from 2017, F-PACE from 2016 and F-TYPE from 2014, spanning several engine families. Because it's used so widely, check it against your engine's parts diagram before ordering. Part number AJ811445.
How do I confirm I'm ordering the right valve?
Confirm the cylinder head non-return valve against your specific engine's diagram, since Jaguar uses it across both petrol and diesel AJ-series units and its exact role varies by application. Matching it to your VIN and engine code avoids fitting the wrong valve.