rev tech 110 cam question

[tc1550]

put one of these engine in my buddys bike runs ok I know there are issues bike is not mine. allegedly engine comes with 560 lift cam in it long duration .haven't worked on many evos what would be max lift cam we can put in bike with revtech springs with lots of tq if we decide to change in the future ?

[capn]

rev tech has an on line catalog and it shows 110 valve springs good for .600 lift.

[tc1550]

ok thanks