Is it true the Merc 40 Lightning XR can be converted to 50hp relatively easily, and are the same as the Toh m40d2/m50d2?

[SpearTub]

Ive been told its essentially a Carb/Reed restrictor? Is this true. How much else is involved in doing it properly?

 

[Faztbullet]

From looking ats parts list its basically carbs and manifold...aint cheap unless you find used parts

 

[SpearTub]

From looking ats parts list its basically carbs and manifold...aint cheap unless you find used parts

cheers. I probably should have posted it in the Tohatsu forum as lots of them upgraded.