Using this flywheel is quite straightforward. When installing, make sure to follow the standard installation procedures for your Nissan 240SX model. As it's recommended for race use, you can expect an immediate improvement in your engine's response and acceleration. During use, you might notice mild to moderate gear rattle, but this is normal. When it comes to maintenance, keep an eye on the ring gears and clutch disc. Check for any signs of wear and tear regularly. If you see any issues, it's best to get it inspected by a professional mechanic. Also, since it's a high - performance part, make sure your vehicle is in good overall condition to fully benefit from this flywheel.