camshaft difference

[jiffers]

what is so difference between the 04-05 hrc cam and the 06-on cam as i have just got the latter cheap and have a 05

jiff

[jkulysses]

04/05 hrc cam is more of a top end cam. The 06+ hrc cam is more of a bottom to midrange cam.

[jiffers]

so are they interchangeable???????

[jkulysses]

04 through 07 cams are interchangeable but the 08 and 09's are not.