FAQ: Suzuki: Hayabusa (Gen1)

  1. Which one of your exhaust will be the loudest on a hayabusa?? I’m looking for a nice loud sound.
  2. What should clutch stack height be with your clutch cushion kit installed in a Gen 1 Busa?
  3. What could cause my bike to stop pulling,like it has a governor? The FI light starts flashing & the fuel gauge needle pegs out while running? I come out of the throttle and everything goes back to normal, until it does it again.
  4. What causes my stock 2007 Hayabusa to burn oil when warm, especially on deceleration? It still dynos a smoky 171 hp.
  5. On The CT Series Systems Headers..What Is The Difference Between The gen1 And Gen2 Headers?
  6. If I use your pipe will it smash the header’s if I come down from a wheelie? I weigh 300 lbs and have a 1430 Hayabusa that is stock wheel base.
  7. I’m looking into getting one of your exhausts. Which one would you recommend for my 04 hayabusa with stock engine? I will later be adding top end mods, but for right now I am looking at the 4-2-1 Sidewinder or the Street Megaphone systems.
  8. I have your drop in cam kit and have changed heads on my 05 Busa. I can not find the valve lash settings to save my life. Could you please send this info again?
  9. I have an 05′ Hayabusa and Im getting a flat spot at around 2000 rpm. It seems to hold back until it gets through this rev range. Its ok when you accelerate hard but for slow riding its really annoying and quite dangerous. Any ideas or new mappings that may help.
  10. I have an ’07 Busa that I bought new but now I’m wanting to upgrade the exhaust. I am torn between the Short Alien Head and the Short Megaphone exhaust. What would be the difference in performance?
  11. I have a 2005 Busa with 1394 motor and a MTC Multi-stage lock up clutch with MTC Light Springs (static) (180 lbs pressure I believe). In your FAQs section you mentioned that you have used your Cushion Kit with a Lock-up Clutch. Did you have to use heavier static springs when using the Cushion Kit with the Lock-up Kit vs when not using the Cushion Kit?
  12. I have a 2004 Hayabusa. I replaced the exhaust cam with an intake cam. degreed it 105 int and 105 exhaust. Would you recommend an exhaust system.
  13. I have a 2003 Suzuki Hayabusa and I just bought a rear tire 300 kit. I need to buy a new exhaust system because I have a Tsukigi system and the slip on won’t fit. I love the way your system sounds and I just want to see if there’s a system that you guys sell for those kits?
  14. I’m looking to upgrade the clutch on my 06 busa. Its ridden on weekends and is at the track about once a month. Can you make a suggestion as to what parts I should be upgrading? Would you be able to send me a link to the piece(s) you suggest? I’m hoping to cut a few tenths off at the track, and have a clutch that can handle some extra power down the road. Thanks
  15. I’ve been looking around for full exhaust system for my hayabusa 2007. I’ve been looking at your twinder titanium street version exhaust and your alien head. I want to get as much hp as I can . Can you guys recommend one for me. Thank you.
  16. Do I just have to pull the flap out of my air box for the air box mod or do I have to cut the tunnel out where the flap was? And also my bike is in the rev limiter before it hits the red can I get some info on this also?
  17. Can I use VP MR12 gas in my 1397 Busa?
  18. I have a 2000 1397 with Brock pipe and mods. The bike ran great for years. All of a sudden the bike runs really bad when I give it half to full throttle when the temperature gage gets to about the half mark. It fills like the off switch is being cut off & on until I back off the throttle. The last time I rode it I noticed when my gas was below a quarter of tank it was a lot worst under normal riding. What do you think the problem is? Thanks
  19. Will I need a new map if I take out the secondary butterflies on my 05 Busa?
  20. Will an intake cam on the exhaust side work with my slip on GP style short pipes on my 09 Hayausa? Or do I need to change the whole exhaust system for it to work?
  21. Will a Gen1 clutch cushion kit work in a Gen2 Busa?
  22. Why not remove the bracket altogether instead of just the 3 screws holding the PAIR valve block off kit for a 99-07 Hayabusa?
  23. Why does the idle increase after about 10 minutes of riding on my 1361 Hayabusa with basic head clean up and Alien Head system?
  24. When using the Brock’s Performance Clutch Cushion Kit in my Hayabusa, what year OEM replacement clutch should I purchase?
  25. What is the best oil and weight to run in my 1397 Hayabusa.
  26. What clutch spring setup would be good for my high horsepower Hayabusa and how much can it handle?
  27. Should I expect to see any HP gains going from the Gen3 to the Sidewinder on my Busa?
  28. If I use the 99-07 clutch cushion do I also have to use the 99-07 fibers along with the spring studs or can I use the 08 fibers along with the 99-07 spring studs?
  29. If I use a lockup clutch, can I use a cushion kit? How do I know if I need new clutch components?
  30. I just bought a Billet Cam Chain Tensioner and I was wondering if you had the spec on how to put the right amount of tension on the chain or how to set it up?
  31. I have a Hayabusa with your clutch mod and cushion. For some reason the clutches don’t last long. What could be the problem?
  32. I am looking at your “Top End engine package” or the “piston kit with cams” for my Hayabusa. Assuming that these packages increase compression ratio, what octane fuel is needed to assure reliable operation? The best fuel I have around here is 90 octane at the pump.
  33. Dyno Testing with a Sidewinder – baffle in or baffle Out?
  34. Does the Speedo Healer also disable or sneak its way around the factory speed limiter ?
  35. Do I need a different map for each setting to use the S-DMS (Suzuki Drive Mode Selector) on my bike.
  36. Can I use the “08 or “09 Busa clutch plates and fibers (the proper numbers) setup on my “05 busa (in the brock clutch- Mod sequence)?
  37. Regardless of the style/type of lowering links you offer, do I need to additionally purchase a shortened kickstand? I’m looking at the adjustable models for racing – will the stock kickstand still support the bike if I have dropped the rear?
  38. My Suzuki misses and stalls abruptly when I pull the clutch lever in. Do I need a Map, or is my Power Commander bad?
  39. Do you have a gear ratio calculator?
  40. Why has my FI light started coming on when the bike is decelerating? I cut the wires at the pressure switch for the clutch.
  41. How much power can the Clutch Cushion kit hold for the GSXR1000 and Hayabusa? I have a lock up and i’m having problems.
  42. I currently have a Gen 3 on my Hayabusa. Will I need a different MAP if I install the Sidewinder?
  43. Does a TRE make the motorcycle accelerate more slowly when shifting through gears due to the TRE being set at a specific gear?
  44. I’ve been using the map that was sent to me and I checked my plugs and it appears that I’m running on the lean side of things. There’s some detonation going on and it’s causing the plugs to loosen. I’m running 93 octane pump, should I switch to 100 octane?
  45. What 60 foot should I be looking for? What Air Fuel ratio should I be aiming for?
  46. I have a 2000 Busa and I’m using stock steels and fibers. On your directions you don’t show the thick steel plates in your drawing. Do I use them or not? You also show two steel plates with round side facing away from engine in drawing and the directions only say the first steel plate round side is facing away from engine. What way should it be done?
  47. Had my first few passes with the Sidewinder and low profile oil pan on my 02 Hayabusa with 1397 motor this weekend. I got my bike a full 2 inches lower. I only got 5 passes in but already knocked 0.198 off my ET! Also, that’s after 5 months of no riding. I LOVE it. What 60’s should I be looking for? My best was a 1.49 but I know there is more in it as I can hit it so much harder off the line now. Also, I have the LM-1 data logger. What A/F ratio should I be aiming for?
  48. I have mounted the clutch cushion kit on my Busa. Now I’m mounting a lock up clutch. Do I have to do anything with the spring pressure or will the springs that followed the cushion kit work well?
  49. I have cams from my Gen 2 Hayabusa LSR bike that I’d like to use in my Gen 1 bike. I see your offset cam pin for going from Gen 1 to Gen 2, can I do the opposite? (Gen 2 cams in Gen 1 motor).
  50. I have a 2008 Hayabusa with the following items; Power Commander with your supplied Map, Air Shifter, Brock’s Exhaust system. I’m running 9.4 the 1/4 of mile. Someone told me that the ignition module is necessary to run below the 9 seconds. Can you provide some advice?
  51. 2001 turbo Hayabusa, about 300 hp to the rear wheel. What do you recommend for the clutch set up? I do not want to use a lock up. I currently have a set of Brock’s stiffer clutch springs springs.