OMC 60deg 90/115 mods ??

[Rmart30]

does anyone know of any mods that can be done to the 60 deg V-4s? I cant find any hop up material on them.... :confused:
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[chynewalkr]

http://bassandwalleyeboats.com/output.cfm?id=943003
it covers a 150 but its the same except 2 cylinders