Want to know more about how your engine is breaking-in or wearing? Curious about whether or not your oil is doing its job? Want to be ahead of problems that may develop? PartsVu has partnered with Blackstone Laboratories and we are now offering professional oil analysis kits. Results are typically received in a few days via email. Shop now. This oil change kit includes 3 quarts of Yamalube 10W-30 4M Outboard Mineral FC-W Engine Oil a Genuine 3FV-13440-30-00 Yamaha oil filter a necessary drain bolt gasket This kit is intended for use with the following Yamaha outboard models F40 - 1999 through 2000 F50 - 1995 through 1999 T50 - 1996 through 1999 The amount of oil included in this kit is adequate for most of the specifically noted Yamaha outboard models. If your particular outboard requires additional oil, please be sure to purchase this separately. Yamalube 4M is a mineral-based four-stroke outboard engine oil that's an approved NMMA FC-W formulation specifically for use in the harsh ma