07' cam to 05'

[ltothaj1]

think their would be any noticable HP gains if i switched the stock cam from my 07' to my 05'?

[hendershot106]

why dont u just find a 02 or 03 crf cam-------???

[ltothaj1]

thats what i planned on doing, but since i already have two 07' cams, just wanted to see if they offered any HP increase