does anybody know who to contact or where to get information on big bore kits for a grizzly please post the website or phone number's.

thanks,
jon

 

Four Stroke Tech (301)729-0311 can bore & stroke it to 730cc(did you already know this since your forum name is biggrizz730 ??) Also , wiseco makes a 3mm larger piston which brings it to 634cc. You should be able to get that from White Bros. or your local dealer.