Engine kits for 300ex

Hey you all I have a 98 300ex the second one i have had, amd looking to get some more power out of it with a engine maybe 330 or so which ones are good and how about some prices??? thanks alot

[MichaelS693]

try www.powroll.com or www.fourstroketech.com

Anyone know of any other places?

[bigbadbrad]

try www.hetrickracing.com they have a 310 and a 330 kit.
there is someone on here from them and he had the 310 kit on his mx quad. see if u could find him and ask him about it