Bolt Hexagon (676) 50etsk/etlk 1984/1985

If an engine rebuild is called for, hopefully new piston rings and perhaps new crankcase seals will do the job. You will of course probably require new fasteners, seals and gaskets as well.
All the parts you require we supply.
We ship to more than sixty countries around the world. So, it is most likely we ship to wherever you are? Why not give us a try - few companies can match our comprehensive Yamaha marine spares service, especially for older classic engines!
More cylinder and crankcase related parts you may wish to consider:

60V411130094
60V4111300
6761137200
60V4126700
9011906MA3
9707506020
9046708004
60V11382A0
9011906MA2
61A1257600

Professional standard gasket sealant 08C70K0234M -easy to use with perfect results.

Add as many new parts to the same shopping cart as you wish, new anodes 67F1132500, anode covers 60V1130100 & grommets 67F1132801 for example, and still only pay the same single fixed price shipping cost.

This component may have other applications within the Yamaha model range.