For the Yamaha FZ16 V1 motorcycle, it is recommended to use an engine oil that meets the manufacturer's specifications. In this case, Yamaha recommends using a 20W-40 grade oil for the FZ16 V1.
It's important to choose a high-quality oil from a reputable brand that meets the necessary specifications. Some popular options for motorcycle engine oils include:
Yamalube: Yamalube is Yamaha's own brand of lubricants and is specifically designed for Yamaha motorcycles.
Mobil 1 Racing 4T: This is a fully synthetic oil that provides excellent protection for high-performance engines.
Castrol Power1: Castrol Power1 is a popular choice among motorcycle enthusiasts, and it is available in various grades suitable for different types of bikes.
Motul 5100: Motul 5100 is a semi-synthetic oil that offers good performance and protection for motorcycles.
Always refer to the owner's manual or consult with a Yamaha authorized service center for the most accurate and up-to-date information regarding the recommended engine oil for your FZ16 V1.