If your brand new Harley Davidson Iron 883 is using oil at a noticeable rate, it could indicate a potential issue with the engine or another component of the motorcycle. While it's difficult to pinpoint the exact cause without a proper inspection, here are a few possible reasons for the oil consumption:
Break-in Period: During the initial break-in period of a new motorcycle, it's not uncommon for some oil consumption to occur. The piston rings may not have fully seated yet, leading to higher oil consumption. This should improve as the engine breaks in.
Oil Leaks: Check for any visible signs of oil leaks around the engine, oil lines, or gaskets. Even a small leak can result in noticeable oil loss over time. Inspect the ground where you park the motorcycle to see if there are any oil stains.
Improper Oil Level: Ensure that you are checking the oil level correctly and using the recommended procedure outlined in the owner's manual. Overfilling the oil can cause excess consumption.
Oil Seal Issues: Faulty oil seals, such as those around the crankshaft or valve stems, can result in oil leaking into the combustion chamber or onto the exhaust system, leading to increased oil consumption and potentially visible smoke from the exhaust.
Piston Ring Problems: Defective or improperly installed piston rings can cause oil to bypass and enter the combustion chamber, resulting in oil consumption.
PCV (Positive Crankcase Ventilation) System: The PCV system regulates the pressure inside the engine and helps prevent excessive oil consumption. If the PCV system is malfunctioning, it can lead to increased oil consumption.
Given that your motorcycle is new, it would be advisable to reach out to an authorized Harley Davidson dealership or a qualified motorcycle mechanic. They will have the expertise and tools to diagnose and address the oil consumption issue accurately. Remember to provide them with all the relevant details, such as your observations and maintenance history, to assist in the troubleshooting process.