750 Norton Piston Ring Set + .040 Hepolite English Made Ahrma Road Race on 2040-parts.com

Jaguar XF – the 2010 police version for Plod

This is the first police-spec Jaguar XF – bound to an orderly life of patrolling the motorways around the Midlands area encircling Jaguar's HQ. The local constabulary has bought seven 271bhp 3.0-litre Diesel S models in police trim.What's changed to make the XF a police car?Not much out of the ordinary. It's much easier to spot than a demarked police car, with its roof bar, LED flashers in the grille and refletive decals galore.It's ironic that Jags used to be the getaway vehicle of choice in the 50s, 60s and 70s in films of a certain bent; now Jaguar has gone good and supplying Plod himself.

2012 Mercedes-Benz SLK AMG breaks cover

Mercedes-Benz is adding even more mojo to the SLK roadster for 2012, launching the most powerful version of its long-running sports car. Dressed in AMG trim, the SLK gets an even angrier look and a slew of performance enhancements. But that’s all overshadowed by one omnipotent figure: the 415 hp derived from the naturally aspirated V8.

One Lap of the Web: Buy yourself a Bentley 4 1/4 Litre, A Futurliner car hauler and the TagAZ Aquila

-- Forget to get yourself a Christmas gift this year? Why not buy yourself a Bentley? Not all examples of the marque sell for six figures, especially if you look back a few decades into the past.