Yamaha - Gear 2 - 6H3-45571-00-00 MerCruiser-5-7L-TKS-MIE--Towsports-1997 or rotate in place

or rotate in place

It’s the practical choice for anyone who wants their boat to run clean and strong without unnecessary repairs or downtime

Rod/piston assy

Do I need to have under-deck access to install the MKA-21 base puck to my boat bow safely

Design Details: Precision-cast blades for smooth

Yamaha - Gear 2 - 6H3-45571-00-00 MerCruiser-5-7L-TKS-MIE--Towsports-1997 or rotate in placeYamaha Gear 2 Lower Unit Gearcase Component 6H3 45571 00 00 Overview When a lower unit starts making noise or slipping under load, gears are usually where the problem shows up. Ive opened up gearcases where this gear was worn just enough to cause rough engagement or inconsistent performance. Its not something you want to ignore, because it only gets worse with use. Replacing it the right way brings the drivetrain back to smooth, reliable operation.