Articles

A workshop guide to centring, supporting and progressively drilling broken M6, M8 and M10 bolts and studs—and choosing between a universal guide and a low-profile three-arm system.

When working on the OM654 balance-shaft module, both its position relative to the crankshaft and the preload of the split gears must remain controlled. This guide explains the correct procedure, required tools and final checks.

A workshop guide to retrofitting an M8 x 1 drain plug to BMW ATC35L transfer cases without removal, including drilling, swarf control, tapping, sealing and refilling.

An in-depth workshop guide to diagnosing glow plugs, removing seized units safely, identifying what has broken, extracting damaged plugs and tips, and restoring cylinder-head threads.

Learn why camshaft sprockets with backlash compensation must be pretensioned on Mercedes M256, OM654 and OM656 engines. Step-by-step procedure, technical explanation and important workshop tips.

Replacing the wet timing belt on a Ford 2.0 EcoBlue requires precise engine locking, the correct installation tools and the right crankshaft pulley puller. This guide explains the main repair steps, torque values and the differences between the pre-2019, 2019+ and 2023+ puller versions.

Replacing VAG engine mount bushings in the subframe does not have to require engine or subframe removal. This article shows how the repair can be performed safely and precisely directly on the vehicle using a professional tool set for Audi, VW, Seat, Škoda and Ford applications.