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 Posté le: Lun Juin 17, 2013 6:01 pm Sujet du message: 4rlcw2r4-spun7 |
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2012 Honda CBR600RR Project Bike 1
(Above) We sourced LighTech controls mated to Renthal grips and CRG brake and clutch levers. (Below) The LighTech rearsets offer numerous adjustment concerning footpeg position and shift and brake pedal length.Honda resulted in a void in your American road racing scene after it exited AMA road racing competition a few years back. Its decision affected well over the pro ranks and fans, also making a noticeable drop within the wide variety of Hondas over the grids of regional amateur and club races. Was it because Big Red’s selection of CBR sportbikes lacked performance to compete for a grass roots level? To learn, we went about the company of converting a street-legal Honda CBR600RR in a dedicated road racer. Throughout the last decade perhaps, the evolution of sportbike design has advanced very much it renders it challenging for those amongst us to attempt necessary modifications at your house. So as opposed to scream cuss words while fumbling round the garage,borse louis vuitton, we enlisted the savvy of Jett Tuning, a Southern California-based motorcycle performance shop. Because of a riding mishap I have inside the track earlier this year I paid the CBR already crashed. (Hey, at the very least I purchased about it of the way). Fortunately, it was actually an uncomplicated low slide tip-over also, the bike didn’t roll or flip in order that the damage was minimal along with bodywork and controls. After peeling away the scraped fairings, Jett replaced a number of the broken hard parts. New clip-on style handlebars and foot controls were sourced from LighTech (written by Canadian company OPP Racing). The parts are fabricated from aluminum and have an anodized black coating. The rearsets also provide full adjustment with respect to footpeg position and brake and shift lever length and height. We installed LighTech frame sliders, swingarm spools, and chain adjusters, together with a red anodized steering stem nut simply for some extra bling. New adjustable front brake and clutch levers were sourced from CRG while a tacky set ofRenthal Road Race Full Diamond Grips were fitted into the bars. Although the stock Showa suspension performs adequately within a track day pace, when you’re hanging the whole works on the line down race it’s step to contain the proper spring rates and suspension racing lever valving based upon your weight and/or riding level/skill. Having heard advantages of Georgia-based suspension tuner, Traxxion Dynamics, we sent off the fork for service. Traxxion Dynamics fitted heavier fork springs as well as its gas-charged cartridge fork kit meant for racing.Traxxion swapped the OE progressive coil springs for a kind of constant-rate springs (0.975 kg) in accordance with my weight (180 pounds). In addition, it fitted its proprietary AK-GAS cartridge kit. The set-up includes a two of pressurized and gas charged cartridges including more consistent damping control. The $1999 kit retains the stock fork tubes allowing it to be legal for competition in the majority of race series. Out back, Jett replaced the OEM Showa shock for any unit from JRi. The aftermarket piece is assembled in Idaho utilising an all-aluminum body having piggyback-style gas-charged reservoir. It includes four-way adjustment for spring preload, high-and-low-speed compression and rebound damping. Furthermore further, it incorporates a built-in ride height adjuster. JRI fitted a 10.7 kg steel shock spring, again in line with my weight. Although production racing limits the modifications you're able to do many components like the brakes,louis vuitton borse, you will still find some cost-effective improvements on offer. We started by replacing the front discs accompanied by a set of Galfer Front Wave Rotors. The discs are exactly the same diameter as stock (310mm) but 0.5mm thicker for better durability. The rotors were combined with race-only carbon ceramic brakes pads, which enhance stopping power and feel for the lever. Since we’re only only going to be competing in production-cl adjustable handle asses an original Tokico calipers had to be retained however they are augmented throughGalfer Colored Sport Bike Brake Lines adjustable lever back and front. The single most expensive parts of racing is often engine building with aftermarket go-fast part clutch and brake levers s, including pistons, cams, etc. So as an alternative to working to spend a lot of money with internal motor upgrades we opted in order to squeeze just about the most degree of power from the stock engine. First, we ditched the restrictive stock pipe for aYoshimura RS-5 Exhaust System (stainless-steel header/mid-pipe and carbon fibre muffler). The Yoshimura RS-5 exhaust added power, reduced weight and helped to make the bike faster on your dyno.As you move the CBR’s fuel-injection product is proficient at compensating with the added exhaust gas flow we had to have the capacity to adjust the bike’s fuel and ignition timing curves, and the sensitivity and response within the throttle. To achieve that we plugged in aDynojet Power Commander V with optional Dynojet Quick Shifter Expansion Module. The add-on component makes for immediate, seamless gear upshifts thereby saving free time relating to the stopwatch. The wonderful thing about Dynojet’s Power Commander is that it contains a range of maps you may download of that website based on the particular exhaust system on the motorcycle. However considering that maps are created for any masses compromises has to be met. That’s why for max performance it’s a smart idea to establish a custom-map. And that’s where owner, John Ethell’s many years of top-level AMA racing and racebike assembly experience is actually. Ethell spent about 2.5 hours on his in-house Dynojet 250i dynamometer making a map for those Yosh pipe besides the form of race fuel we've been going to race on (VP Racing Fuels MR12). All said and done Ethel surely could extract 14.8 additional peak horsepower (119.03 total) at 14,100 rpm (1300 higher as opposed to stock). Peak torque was also increased by 2.76 l Motorcycle racing parts b-ft at 11,500 rpm (300 beyond stock). While more top-e clutch lever nd power is obviously good what’s really impressive could be the improvement in horsepower and torque within the powerband if the engine is spinning over 5000 revs. Also of note could be the big improvement in over-rev with all the engine pulling longer and harder leading to a rev-limiter shuts the engine down at 15,500 rpm. (Above) Considering the fitment of a Yoshimura RS-5 exhaust system and VP Racing Fuels MR12 race gas our CBR600RR produced almost 14% more horsepower versus stock. (Below) We'd Escondido, California’s MC Pro Designs paint our racebike in the same color scheme as being a 2012 production bike for around $750, without the presense of fuel tank.Along with the engine and chassis modifications completed it was time to empty engine coolant and replace it which has a non-glycol based coolant, like Redline’s Redline Water Wetter. This is accomplished to halt slimy engine coolant from spilling about the track in any crash. Lastly, a number of the fasteners like brake caliper bolts, as well as other bolt that holds fluid really should be drilled and safety wired to avoid them from coming loose on courseon target and potentially causing an incident. Since Honda uses high-quality steel fast Street Bike Levers eners the drilling process become time intensive taking well over these three.5-hours at work ($350) Jett billed us for. Next would be to source bodywork. It so happened that our friend, John Hensley, a brand-new list of Sharkskinz fairings gathering dust during his garage. Fortunately, Hensley’s set included the race-style tail section that replaces the squishy stock seat for thinner foam seat pad. Al Motorcycle lever though foam pad is less comfortable it raises the rider’s feel of the road, tire and shock. We also acquired aZero Gravity Double Bubble Windscreen thereby improving the aerodynamics of the motorcycle and making more room for larger rider’s to tuck away from wind blast. When we finally got the bodywork fitted we dropped that at MC Pro Designs in Escondido, California where it replicated the 2012 CBR600RR’s original paint scheme. Stay tuned for more for the following an important part of our CBR600RR project bike story by which we test the many modifications by competing at Southern California’s Auto Club Speedway to with America’s oldest road racing series: WERA Motorcycle Racing Club. Part 1Part 2Part 3Next |
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