Yamaha Outboard 4hp 4-Stroke Cylinder Head Crankcase Powerhead 68D-E1111-00-94 Power Steering You can see in the

You can see in the pictures that 2 of the reeds on the left reed valve have pieces cracked off of the end

which was really only half of all subsequent models

It looks like it was professionally done and they even repainted that area

8L V6 with 2-barrel carburetors / intake manifolds engines

5" x 19P (14

Yamaha Outboard 4hp 4-Stroke Cylinder Head Crankcase Powerhead 68D-E1111-00-94 Power Steering You can see in theItem Details Removed from a 2001 Yamaha 4hp 4 stroke (F4MSHZ) that was in perfect working order but had a crack one side half of the crankcase casting Yamaha Part Number(s): (This list covers the major parts you might be looking for, however everything is included as pictured) 68D E1111 00 94 Cylinder Head & Valve Assembly 67D 11191 00 00 Cylinder Head Cover From my research it seems that this might be compatible with other Yamaha 4hp 4 stroke