Uncategorized 570 big bore numbers and video April 22, 2016 dstech Well the dyno numbers seem a little high but the difference is what I was looking for…. 23.2 rwhp gain. Stock clutching and stock exhaust. Add a clutch and exhaust to let this thing exhale and you could be looking at 10 more hp https://www.youtube.com/watch?v=VjrPRiXqNQk https://www.youtube.com/watch?v=VjrPRiXqNQk Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related