RIVA Yamaha 1.8/1.9L Billet Driveline Coupler Kit

Our Billet Driveline Couplers for Yamaha 1.8L & 1.9L engines are precision-machined and balanced to reduce driveline vibration. Designed to accept included OEM Kawasaki dampener which has proven much more reliable for high-performance applications. This coupler/dampener setup was tested extensively by the RIVA Racing Team on highly modified craft in offshore conditions. It’s a must for your performance build!

Key Features:

• Improved reliability
• CNC machined from 6061 billet aluminum
• O-ring sealed crankshaft cap
• Anodized to prevent corrosion
• Includes OEM Kawasaki Dampener (part# 92161-3711)
• Made in USA

NOTE: RIVA Racing offers a Driveline Coupler Tool (sold separately) specifially designed for use when installing or removing this Billet Driveline Coupler Kit. Yamaha Coupler Wrench and Crankshaft Holder Tool (both sold separately) are required to remove OEM driveline coupler.