Before removing the cover, note the positions of any pipes and wires round it or fixed to it, which have to be removed before it can be freed.
IVEVO / VOLVO / SCANIA

There are different types of spark plugs available on the market, each designed for specific engine types and operating conditions. The most common types are copper, platinum, and iridium spark plugs. Copper spark plugs are the most affordable and provide good performance for everyday driving. Platinum spark plugs offer better longevity and performance, while iridium spark plugs are the most durable and provide the best spark performance.
spark plug

Never use a used seal in another project as it may develop defects such as cracks or bubbles in the seal lip previously used.
Car Oil Seal Types and Applications

hard rubber gasket. They can be compressed between two surfaces without losing their sealing properties, ensuring a leak-free connection. This feature is crucial in applications where a consistent and reliable seal is critical for the proper functioning of equipment.
• Low-friction torque design