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  1. YFZ450 & YFZ450R General Talk
    I have a 2018 yfz450r and I’m running a dasa exhaust, FCI with box no lid, and MSD. I’m new to tuning and not very good at it at the moment so I would really appreciate if someone could help me! A map or anything in general would ever so sightly help me!
  2. YFZ Powertrain
    Do you guys recommend the rossier or dasa exhaust? I plan on getting RPRACE intake and throttle body with vortex ecu. Possibly head work and valves. Thanks for all opinions.
  3. New Member Intros
    I see people recommend the aftermarket clutches for yfz450r but is that for racing or trail riders also. I only ride trails and don’t Xc or Mx. Should I get a aftermarket clutch. I already plan to get a big 3 with Rossier or RPRace. My bike is 2021 YFZ450r. And recommend me some other mods as...
  4. Comments on YFZCentral.Com
    I have a brand new stock 2021 yfz450r and looking to get an exhaust and have came down to my final 3. I have no sound restrictions and like noise. I really only ride trails around the house in the country but also go to some parks and ride a little on the road. What exhaust out of these 3 would...
  5. Where To Ride
    I have a 2021 YFZ450r and looking for new places to ride. I mainly ride behind my house in the fields and it had a lot of trails and 2 big ponds. I don’t race mx or XC just looking for places to ride. LMK
  6. YFZ450 & YFZ450R General Talk
    Hey everyone. I have a question regarding a yfz450 2008 carb engine. Will I be able to build it into a 2014 yfz450r without needing a conversion kit for the fuel injection or anything? Please if anyone knows, let me know.
  7. YFZ450 & YFZ450R General Talk
    Can I use the front wheel hubs from a 2020 YFZ450r on a 2006 YFZ450? I need wheel hubs and found a nice set from a 2020 model. Can I use them on my 2006? Any mods to make them work? Brake Rotors? Thanks for your time.
  8. Tips N Tricks
    so the throttle is ridiculously uncomfortable, any suggestions on a different throttle to use? Also does the new throttles have electrical sensors in them?
  9. EFI Quad Parts
    Stock shocks only have 30 hours of ride time on them. Buyer pays shipping and fees $350
  10. YFZ450 & YFZ450R General Talk
    I need some help with my Fox Float 3 EVOL RC2's, I have accidentally broken off the EVOL chamber air filler valve, I have tried emailing FOX about the situation with no reply, is it possible to replace the filler valve and where can I get the replacement part? Or do I have to send out the shock...
  11. YFZR-X Powertrain
    What's up guys, I know its a long shot but I'm looking for a TDC exhaust, I had 1 on my 13 yfz450r before it was stolen. I loved the exhaust and looking for another, anyone have one f/s or are they still being made???
  12. YFZ450 & YFZ450R General Talk
    Hello i am new to the forum and could use a little help tuning my tps in. My tps was running at 5.5 initially but when i set it at .680-.7 my tps is pretty close to maxxed out one way on the slotted holes as before it was slightly off center. Something doesnt seem right and my check engine light...
  13. YFZ450 & YFZ450R General Talk
    I have my old gernaded engine from my 09 yfz 450r and I was wondering what yall thought about it and if yall could give me some info/links/any input. I don't really wanna go any higher compression as mine is 12.5 and all stock besides fci intake full data exhaust and an msd blaster. I will be...
  14. YFZ450 & YFZ450R General Talk
    Whats up everyone i got a 2017 yamaha yfz450r se, the problem with my atv is sometimes when i turn it on its at a high idle and i ride but when i give it gas and let go it gets stuck for a couple seconds than it continues to idle at a high rpm, sometimes i turn it off and turn it back on and it...
  15. Maintenance
    So little different than the usual posts here, hope I'm still welcomed. I am part of a team building a racecar, and the heart of said racecar is a 2019 yfz450r engine. 100mm bore and 14:1 compression running on e85. We recently had a custom shift drum made to switch the order of the gears, it is...
  16. Parts
    Looking to buy a nice set of oem shocks. I’m new to this forum so hope I’m posting in the correct thread.
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