power gains from these tihngs?, 'idynoed so i can't say but on superhonda ,spoil sincerely say 'his price free a whop 7whp' when your company kicks in from em pullies.
power gains from these things? i haven't dynoed, so i can't say. but on superhonda, spanishricer claims he's freed up a whopping 7whp when vtec kicked in from aem pullies.