Description
The RHAAS Kawasaki 650/750/800 Conversion to a Yamaha 650/701/760 Engine is a meticulously engineered kit that lets you upgrade your Kawasaki mid-range hull with a more powerful and reliable Yamaha three-cylinder motor. This complete package includes conversion plates, special-height billet motor mounts, all fasteners, detailed instructions, and an engine coupler ready to interface with your Kawasaki driveline. Because Kawasaki and Yamaha hulls are mechanically similar in this size range, this conversion is relatively straightforward, and RHAAS has engineered every detail to make the installation clean and worry-free.
- Complete conversion kit for Kawasaki 650, 750, and 800 hulls
- Swaps in Yamaha 650, 701, or 760 triple-cylinder engines
- Precision conversion plates ensure perfect alignment and fitment
- Custom-height billet motor mounts accommodate engine size differences
- Engine coupler included for seamless driveline connection
- All fasteners and detailed assembly instructions included
- Anodized 6061 aluminum and stainless steel resist marine corrosion
- Straightforward installation thanks to complete engineering and preparation
For Kawasaki 650-800 owners seeking a meaningful power upgrade, this Yamaha motor conversion offers substantial performance gains while maintaining excellent reliability and long-term durability. The billet motor mounts are engineered to handle the slightly larger Yamaha engines, and the coupler provides a clean, vibration-free connection to your existing driveline. Because this conversion bridges similar-generation platforms, the mechanical and electrical integration is smoother than more extreme conversions. Whether building for recreation or seeking a competitive edge, this kit delivers a proven, complete solution.







