Arias Pistons 12.5:1 Compression 82mm Bore Honda B-series on 2040-parts.com

Duo of Chevrolet NAPCO 4x4 trucks to cross the block

Interest in classic pickup trucks has been surging in the past few years, introducing car collectors to a whole new world of desirable vehicles. And while the "rules" are still being written when it comes to what's acceptable in a restoration, there are clear favorites, with austerity and originality typically valued over luxury. As nostalgia for the trucks of the 1950s increases, so do the amounts collectors are willing to pay for the workhorses of yesteryear.

Mercedes fixes diesel injector problems

Mercedes say that a new injector system for C Class and E Class diesels with the OM651 engine have now been fixed. So extensive was the problem that many owners were waiting months for their cars to be fixed as Mercedes struggled with a mounting pile of broken cars and injectors that were failing. Mercedes tell us that the problem was fixed with the release of new injectors later in 2010, but Cars UK readers have continued to complain about their cars needing multiple visits to dealers with injectors failing multiple times (that original story garnered more than 500 comments from disgruntled Mercedes owners).

New Mercedes B Class Hydrogen Fuel Cell delayed until 2017

Mercedes has decided to delay production of its B Class Hydrogen Fuel Cell car until 2017 as it seeks partners for economy of scale. We learnt last year that the new Mercedes B Class would spawn a version powered by a hydrogen fuel cell, and that Mercedes were planning to launch it in 2014. But that’s now been pushed back to 2017.