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turbo

  1. J

    Nytro MPI 180hp kit Clutching Sea Level/Mountains

    Wondering if anyone can help with what to run for Springs, Weights and Helix Degree when riding at sea level and also the set up for the mountains. I bought the DYTA-2 (79-86.4) Dalton quick adjust weights. Currently have it fully loaded at elevation. Any help would be appreciated.
  2. Jfordnytro

    2014 yamaha nytro mtx se 153 build/review

    Hey everyone im new here on Ty4strokes, just thought id post my build and give my opinion on some of the best upgrades i have done. ✅ is the absolute best mods 2014 yamaha nytro mtx se brand new 0km bought in November 2019 Istalled: -handlebar riser and oft relocation ✅ -Mesh vent covers...
  3. Norse

    Viper Turbo high exhaust temps

    High exhaust temps since day one. Right side panel now has a hole in it. Reverse actuator melted stuck. I've added side and rear panel venting, wrapped header from engine to exhaust flange. Today I discovered the wrap was burnt to pieces and the fuel tank had started melting. Exhaust does rumble...
  4. G

    Looking for a used nytro push turbo kit

    Since everyone and their mother says to go turbo, is there any used kits out there or am I going to have to buy a new one?
  5. C

    Yamaha R1 turbo build and results

    Thought I would break up the dog days of summer with a build I started a year ago. Results finally have come in and they have exceeded expectations :) Here’s some pics
  6. Custom_Nytro

    Turbo Nytro help!

    Ok so I just picked up a custom 2010 Turbo Nytro, 270 HP turbo, turbo smart wastegate and boost controller, msd auxiliary fuel pump, boondocker fuel control. Shimmed so it runs on 91 pump fuel. My question is, how do I use it lol. I have no clue what the boost controller is set too, if I turn...
  7. J

    Phazer mcxpress turbo kit wire colours

    Hi! I got this phazer with mcxpress turbo kit. Motor has blown and i am trying to rebuild it. I found mcxpress installation manual for phazer turbo kit. In this manual external injectors have red and black wire. In this existing connection i have, orange and black wire connected to external...
  8. quentin lemay

    2015 yamaha viper mtx build

    so snows pretty much gone here in Alberta. have a ton of mods and fixing to do to the sled over the spring-fall. need to get rid of steering slop (replace worn bushings) replace bent spindle change oil/filter chain case oil swap hood, possibly cr racing lightweight hood relocate handlebar...
  9. A

    Skid sizing help!

    Looking to drop from my 2018 Mtx’s 153 to an xtx 141. Curious- are these skids/rails compatible? Reason for the drop: I don’t ride out west anymore and only have time for Minnesota trails and the occasional off trail fart around. thanks!
  10. R

    turbo issues

    Hi guys, first time posting on here. Love this site, it’s helped me solve lots of problems! I’m new to the turbo world, it’s a big learning curve. i have 15 viper with the mpi trail kit I was trying to plumb in a boost gauge this weekend when I came across a series of problems 1. My bov was...
  11. quentin lemay

    2015 viper mtx 162 recomended mods/setup

    hey. so i picked up a new to me viper with mpi turbo this fall, just a touch over 1000km and currently tinkering and trying to set up and do the recommended mods to make it last and perform better. i usually ride trees but also like to do the odd little hill, and big open meadows. currently i...
  12. Testing my new 10" BilletX wheels

    Testing my new 10" BilletX wheels

  13. M

    TORS, Hunting rpm at idle, hard to start

    Hi guys, having an issue with my 2011 nytro, push turbo kit. 4000 miles, koso afr gauge, push turbo (gems?) Fuel controller. Last season I noticed it hunting rpm's at idle when cold, between 1200-2200 I bought it this way. I thought it was just normal, maybe something to do with the turbo kit...
  14. B

    Nytro - Full Power Performance (FPP) Stage 1 Trail Turbo installation

    Hi Folks, I'm new here but have already benefited a lot from the wealth of information - thanks to all the contributors. I recently picked up a 2009 Nytro XTX and a "gently used" FPP Stage 1 kit that I am preparing to install now. The kit appears to be more than complete (even came with a...
  15. Billy Boy

    I'm finally in the 200 hp club

    2015 Viper with mpi 180 kit that I installed last season Just installed a pcv pti from Allen with his mapping. Also 430 cc injectors, a D&D oval muffler and intake pipe is outside for cold air. Allen said I would be at 210 hp with 6 or 6.5 pounds of boost. He told me to set it at 5 or 5.5 for...
  16. DMCTurbo

    Poll --> Whose tune are you running?

    Let's try this again... This can be a valuable tool for those interested in purchasing a tune. Do your homework. Search the forum. There are numerous threads discussing the pros and cons of the available tunes. ONE RULE! This time around comments will NOT be allowed in this thread. If any...
  17. C

    Hurricane Turbo failure

    Well another problem and I’m not happy to say the least. Drove up to Houghton because our snow here was Less than acceptable. Trails were awsome and tons of snow, did about 10 miles and all of a sudden no boost. Checked all my boots and hoses nothing looked wrong. So we headed back to the hotel...
  18. jhlarsen

    MCX oil return pump

    Have anyone run a gt turbo with a oil restrictor on a apex turbo with the mcx return pump? Since you block off the stator cooling with the mcx bolt and now the cooling is going thru the turbo. Will the oil flow be enough with the 1mm restrictor to do the cooling job?
  19. DMCTurbo

    Poll: Whose tune are you running?

    PLEASE BE SURE TO VOTE Feel free to comment why you chose the tune you did. My intention here is to give current and future sidewinder owners an idea of what are the popular options for tunes. It is information that I feel is valuable. Do your own research, watch the videos, make some phone...
  20. DMCTurbo

    Best Helix

    I'm running TD powertrail, ulmer primary spring, stm weights, stock secondary spring with a 35/39 dalton. I'm not sold on the reverse angle and feel there may be something better out there. In my SRX days we always ran 3 or 4 degrees higher than stock start to 3 or 4 degrees lower on finish. I...


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