head porting

[Big red 200es]

A guy was supposed to do a porting in my head of 125m but he doesn't have the time . I can find another guy to do the job. But it is necessary ?

On this 3 wheeler I will have a dg pipe, a uni filter and may be a bigger carb.

Thanks
Nick

[Big red 200es]

sorry i dont put my post on the good forum section
Please dont answer here i put the same post in trikesylvania