Mercury - Installation man - 90-17825900 Yamaha-F90A-2016 Q2: What makes this fitting

Q2: What makes this fitting different from aftermarket ones

and the first in its class to feature friction-reducing roller rocker arms and offset crankshafts for smoother operation and greater mechanical efficiency

Applies to the following Suzuki outboards:

Yamaha Service Manual - Z225 Z250 LZ250 V6 - LIT-18616-02-43

OEM part number: 61A-W0078-A4-00

Mercury - Installation man - 90-17825900 Yamaha-F90A-2016 Q2: What makes this fittingInstallation man WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.