The lower crankcase gasket is an essential component in the vehicle engine, located between the lower crankcase (or oil sump) and the engine block. The gasket provides a seal between these two parts to prevent engine oil leaks. It plays a crucial role in maintaining the oil level and protecting the engine against the ingress of dirt and external contaminants.The main role of this seal is to guarantee a perfect seal between the oil sump (which contains the engine oil) and the bottom of the engine. This keeps the oil circulating and prevents leaks that could damage the engine.It helps prevent contamination of the oil by dirt or moisture that could enter the engine.The crankcase gasket is an essential part of the engine's seal and functionality. Regular maintenance, and replacement in the event of failure, ensures that the engine runs smoothly and avoids irreversible and costly damage.On type 1 engines, you'll need 6 per engine, as these are small O-rings, sized M10 x 4 and suitable for VW Combi Split up to 07/1967.
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