Jaguar XK8 Horsepower & Torque (2002 - 2006): How Much Power Does A XK8 Have?

The Jaguar XK8, introduced in 1996, marked a significant milestone as Jaguar's first grand tourer in the XK series, blending luxury and performance with its sleek design and advanced V8 engines.

Initially powered by a 4.0L AJ-V8 engine, the XK8 produced 290 horsepower and 290 lb-ft of torque.

In 1998, the XKR variant debuted with a supercharged version of the same engine, delivering a notable performance boost.

By 2003, both models transitioned to a 4.2L AJ34 engine, with the XKR reaching an impressive 390 horsepower and 399 lb-ft of torque, paired with a 6-speed ZF automatic transmission.

This evolution solidified the XK8's reputation as a refined yet powerful grand tourer.

Scroll down to see the detailed horsepower and torque data below.

Check out the Horsepower And Torque specifications for other makes and models.

2006 Jaguar XK8 Horsepower

The Jaguar XK8 is equipped with a 4.2L engine, producing a horsepower range from 294 hp to 390 hp in the XKR variant.

Torque output varies from 303 lb-ft to 399 lb-ft, both configurations utilizing a rear-wheel-drive layout and a 6-speed ZF automatic transmission with overdrive.

2005 Jaguar XK8 Horsepower

The vehicle is equipped with a 4.2L engine, producing a horsepower range from 294 hp to 390 hp in the XKR variant.

Torque output varies from 303 lb-ft to 399 lb-ft, both configurations utilizing a rear-wheel-drive layout and a 6-speed automatic transmission with overdrive.

2004 Jaguar XK8 Horsepower

The vehicle is equipped with a 4.2L engine, producing a horsepower range from 294 hp to 390 hp in the XKR variant.

Torque output varies from 303 lb-ft to 399 lb-ft, both configurations utilizing a rear-wheel-drive layout and a 6-speed automatic transmission with overdrive.

2003 Jaguar XK8 Horsepower

The vehicle is equipped with a 4.2L engine, producing a horsepower range from 294 hp to 390 hp in the XKR variant.

Torque output varies from 303 lb-ft to 399 lb-ft, both configurations utilizing a rear-wheel-drive layout and a 6-speed automatic transmission with overdrive.

2002 Jaguar XK8 Horsepower

The vehicle is equipped with a 4.0L engine, producing a horsepower range from 290 hp to 370 hp, with the higher output available in the XKR variant.

Torque output ranges from 290 lb-ft to 387 lb-ft, also with the increased torque available in the XKR variant.

It features a rear-wheel drive configuration and is paired with a 5-speed automatic transmission with overdrive.