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Frequently asked questions about cars and motorcycles

Replacing Cylinder Head Fixing Bolts

Model: Citroen Zx MK 1 - Years: 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998
Part: Engine

Video tutorial

Before applying the new set of bolts, check the thread pitch with the appropriate thread gauge and select the tap to re-thread all holes, taking care not to let any debris fall into the cylinders. Once this operation is complete, apply sealing paste to the tip of the threads and under the heads of the bolts; once the new gasket and cylinder head are in position, tighten the bolts using a torque wrench first and then a degree wrench, following a cross pattern to ensure perfect and uniform adherence of the gasket to the block.


Updated on 12 February 2026 by ScegliAuto


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How to Remove the Toll Tag Holder from the Car Windscreen

The toll tag holder is usually attached to the car windscreen to ensure that the toll tag functions immediately when passing through barriers. However, if you decide to remove the holder, you should follow this procedure: - Insert the toll tag into the holder; - Pull the holder inwards to detach it from the windscreen; you can use a glass scraper or a stiff plastic card to assist you; After removing the holder, it is essential to remove the adhesive from the windscreen. To remove the adhesive, we recommend using a solvent-based spray that will remove the glue without clouding the area.

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