XK X150 · 2006–2009

Jaguar XK 4.2 V8 XK X150 · 298 hp (2006 to 2009)

The Jaguar XK 4.2 V8 of the XK X150 generation uses the AJ34 4.2 V8 petrol engine with 298 hp.

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Technical specifications

Fuel: Petrol
Power: 298 PS / 219 kW
Displacement: 4 196 cm³
Cylinders: 8
Engine code: AJ34 4.2 V8
Period covered: 2006–2009
Documented market: Europe

Transmission

Automatic · 6 speeds

Figures apply to the cited configuration and market; equipment and transmissions may vary by production date.

Specification source : [1] AutoKarnet

This version

298 hp (219 kW), rear-wheel drive, 6-speed automatic. Built from 2006 to 2009.

AutoKarnet advice

In the range

It is the entry-level petrol version of this generation. The AJ34 4.2 V8 engine is also fitted to: Jaguar XJ (XJ X350 / X358), Jaguar XK (XK X100).

AutoKarnet advice

Maintenance and records

Oil and filter change

Typical interval: 26,000 km or 12 months, whichever comes first.

26 000 km

12 months

JLR STJLR.03.5005 / STJLR.03.5007 / Ford WSS-M2C913 — Engine, model year and severe use may require a shorter interval; do not exceed the service warning. The listed oil approvals are not interchangeable: check the one for the engine.

Source [1]

Brake fluid

Brake fluid: generally replaced every 2 years; inspect the brakes at each service.

24 months

Brake fluid: generally replaced every 2 years; inspect the brakes at each service.

Source [1]

Questions about this version (2)

Which engine is in the Jaguar XK 4.2 V8 XK X150?

The AJ34 4.2 V8 petrol engine (4 196 cc), 298 hp (219 kW).

AutoKarnet advice

Which oil for the Jaguar XK 4.2 V8?

A JLR STJLR.03.5005 / STJLR.03.5007 / Ford WSS-M2C913-approved oil suited to the AJ34 4.2 V8 engine.

AutoKarnet advice

Documentary sources

[1] Rédaction AutoKarnet
AutoKarnet · FR · Europe · Synthèse éditoriale AutoKarnet · Accessed 09/10/2026