[woody660r]

Has any one tryed a raptor advancement key in a 2004 grizzly i have a extra one from sparks raceing was going to try it if it will work. we had good power increases from it in the raptors....??????

 

[dnhyoung]

haven't ever thought about advance the timing on the Grizz. I know that I have advanced the timing on my Banshee 4 degrees, and it made quite a bit of difference..

 

[tmaxxstar]

i would like to know what happens