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Frequently asked questions about cars and motorcycles
In this tutorial, see how to change the engine oil in a Harley-Davidson Sportster S, a very simple and quick operation. First, ensure the engine is cool enough to operate safely, then position a container under the bike, locate the drain hole bolt and unscrew it using a 13mm socket wrench. Allow all the oil in the system to drain out, unscrew the old filter and tighten both the replacement and the bolt. At this point, simply pour the required amount of oil through the designated upper hole.

Posted on 11 March 2026 by ScegliAuto

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How to Replace the Air Filter on a Harley Davidson Dyna?

To replace the air filter on a Harley Davidson Dyna, loosen the screws securing the cover located on the right side of the bike, just below the fuel tank. Once the cover is removed, you will locate the filter underneath: it must be removed from its housing by unscrewing the fastening screws and sliding it out from its compartment. After the old filter has been removed, position the new replacement part, securing it in place with the screws and covering everything with the cover.

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