• If you've heard so much crap about the rappy motor maybe it is time to try something else.... Go Red ,Yellow or Black if you dare :lol: I put My Connecting Rod Directly through my Alluminum Skid Plate...... Well,not to get into a pissing contest,I'm just saying that everyone that I know personally refer to the bikes as "Craptors".I know of at least 8 guys locally that can't keep an engine together long enough to get their operating costs down below about $300 an hour unless they spend $2k to get rid of stock parts and go with aftermarket.Hell,just look at the messages posted to the forum for example.Everyone is complaining about bad starters,bad transmissions,bad cranks,bad heads.......etc. you can then finish the job by fitting the wiring loom. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. Please note: The standard swing arm does not include the chain guide mounts near rear sprocket. 1- Custom Raptor 125, crushed tube design round house swing arm. Yfz 450 to r6 engine swap. The 700 and YFZ 450 are very similar other than the motors...so there's not much point to it. Notify me of follow-up comments by email. By the time you get the frame re-worked (now with less ground clearence), the swing arm swapped for longer to keep the front end down, the gearing , linkage for the shifter, etc.. You end up anywhere from about 5k on up is the ball park. Learn how your comment data is processed. I think it requires more work but hey what do I know? I'm not too concerned about the cost of fabricating everything I would need to drop in a streetbike engine. Barts new build. • ive known a few people who have done a banshee engine swap. To me for my size, a 700 in a 450 would be bomb. Please call us or email us to discuss this option. Explore Our Forums. my friend had is up to the handle bars in sloppy mud before it fired back up after a while mud flew out of the exhuast ran like shit for 10 mins then was fine . This is a try sump motor 2sylinders (inline) I think this is the perfekt engine pecose its small, drysump (sits low in cassis) :thumbsup: hase god torq and power and it`s a Yamaha engine. The company replaced the factory Yamaha V-twin with a 1285 cc 90-dgreee V-twin (L-twin) from a Ducati Panigale 1299 motorcycle. depends what kind of riding you wanna do and what kind of mods you do... A forum community dedicated to Yamaha Raptor owners and enthusiasts. The bike is in need of serious TLC (no big deal). 2- Billet aluminum front motor mounts. Performance & security by Cloudflare, Please complete the security check to access. The reason you see so many post about problems, is because why would someone come on and post "Hey guys, just so you know, I dont have any problems with my bike, kthxbye". The difference is Spreadshirt has more color options and sells to countries outside the US while Amazon will allow for free shipping and only US.