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Ultra-compact, lightweight, short stroke, 599cc, DOHC, 4-valve, liquid-cooled, in-line four-cylinder engine with lightweight titanium valves produces championship winning horsepower. Redline is set at an amazing 16,000 rpm.
- engine meets or exceeds the new Euro EU-4 emissions & noise standards
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Compact "pent roof" cylinder head design features ultra-lightweight titanium valves.
- 27 mm intake valves & 23 mm exhaust valves... all are lightweight titanium
- 23.75 degree total valve angle provides a compact combustion chamber
- single intake valve springs reduce weight & friction for optimum high rpm performance
- lightweight aluminum valve retainers
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Valve adjustment intervals are every 42,000 kms.
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High flow intake & exhaust ports mean excellent power delivery at all rpms.
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Lightweight magnesium cylinder head cover & crankcase case covers.
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Direct ceramic composite plated "liner less" stand alone cylinder (cylinder is not part of the upper crankcase).
- ceramic coating sprayed directly on the aluminum block, eliminating the liner & reducing weight
- excellent heat dissipation for consistent power delivery
- ceramic coating enhances the thin film of oil between the cylinder & piston, reducing friction & increasing power
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Lightweight, short skirt, forged pistons.
- excellent durability & reduced mechanical vibration
- lightweight design aids in fast engine response
- friction reducing, thin design top rings
- lightweight tapered piston pins reduce weight
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Lightweight crankshaft.
- inertial crank mass has been optimized for fast throttle response & acceleration
- crank journal bearings feature oil holes for increased oil supply for excellent durability
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High lift / high performance, hollow camshafts.
- designed to maximize power output across the rev range
- side driven design helps reduce engine width
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Crankcases feature a "tri-axis" layout for the crank, main & drive axles.
- creates a more compact & shorter engine front to back
- compact engine allows for optimum engine placement in the frame for desired weight distribution & great handling
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Closed loop, 41 mm Mikuni throttle body fuel injection system with twin injectors.
- twin injector (primary & secondary) system is used on our MotoGP M1 race bike & YZF-R1
- primary injectors are located in the throttle bodies, secondary injectors located in the air box very near the computer controlled intake funnels
- both primary & secondary injectors utilize 12 spray holes to maximize the atomization process
- secondary injectors, located inside the air box, begin to function at mid rpms (6,000 to 7,000rpm) thru to redline
- special short intake tracts enhance higher rpm power
- "closed loop system" uses an oxygen sensor to "sniff" spent exhaust gases & automatically adjusts the fuel / air ratio for reduced emissions
- fuel injection benefits include instant throttle response, choke-free starting, steady idle during warm up & reduced emissions
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Yamaha Chip Control Throttle (YCC-T) system.
- YCC-T electronically controls throttle valves for outstanding throttle response & controllability
- system features throttle position sensor (TPS) & D.C. motor driven throttle valves
- YCC-T system provides precise control of intake air volume for a smoother torque curve
- ECU that controls YCC-T is capable of responding to changes at a speed of 1000th of a second
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Yamaha Chip Controlled Intake (YCC-I) system.
- intake funnels / stacks move between 2 -preset positions depending on engine rpm
- transition rpm is approximately 13,500 rpms; funnel movement takes less than 0.3 of a second
- electronic servo motor controls the funnels / stacks.
- YCC-I provides the best of both worlds; solid low rpm torque & power combined with an amazing high rpm rush
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Yamaha "D-Mode" variable throttle control system ... 3 modes available.
- enables rider to adjust the performance characteristics of the engine based on riding preferences or conditions
- standard mode offers throttle response well suited to a variety of riding conditions, emphasizing linear throttle control
- A-mode enhances throttle response allowing riders to enjoy even sportier engine performance
- B -mode offers softer, slower throttle response well suited for wet or slippery riding conditions
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Traction control system ... 6 modes available plus off.
- works in conjunction with the YCC-T system & utilizes same wheel sensors as ABS system
- when system senses rear wheel spin it intervenes in the following order:
1) retards ignition timing, 2) modifies / limits fuel injection duration 3) closes the throttle butterflies via YCC-T to reduce power until wheel spin matches the chosen setting - 6 modes plus off: minimal to maximum intervention as per rider choice. Maximum intervention is well suited for slippery conditions.
- TCS button is handlebar mounted; status indicator / warning light in meter assembly
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7.6 litre air box utilizes a high flow viscous paper type air filter.
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Ram air induction system.
- features centrally located intake duct delivering cool, "force-fed" air which pressures the air box & increases power output at higher speeds
- straight shot induction from centrally located fairing duct to air box without bends or turns
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Close ratio 6-speed transmission delivers seamless power delivery & maximum acceleration.
- gear widths, splines & engagement dogs have been optimized to handle the R6's power
- gears use flat contact-type engagement dogs for smooth, positive shifting & great durability.
- pre-wired for accessory quick shifter
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Slipper or back limiter clutch assembly.
- reduces the effects of engine braking & improves rear wheel control by eliminating rear wheel hop or chatter when down shifting under hard braking
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Accessory quick shifter ready.
- allows for faster upshifts by eliminating the need to close the throttle or pull in the clutch
- works with standard shift pattern
- reduces wear & tear on the clutch & transmission
- easy plug-and-play installation (part number: BN6-E81A0-V0-00)
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Wet sump oil lubrication system with liquid-cooled oil cooler.
- oil quantity has been optimized to reduce internal frictional loses caused by "oil drag"
- liquid-cooled oil cooler ensures consistent engine temperatures for maximum performance & extended service life
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High capacity cooling system.
- curved radiator provides more surface cooling area than a flat rad for excellent cooling efficiency
- ring-type fan provides increased airflow (and cooling) versus a standard cooling fan
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Maintenance-free Transistor Controlled Ignition (TCI).
- produces a strong spark for fast starts
- provides precise ignition timing / mapping for optimum engine performance at all rpms
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Direct ignition coils, iridium dual electrode spark plugs & high-output magneto.
- ignition coils are integrated into plug caps, significantly reducing weight & complexity
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"Mid ship" 4-into-2-into-1 exhaust system.
- maximizes engine performance & centralizes mass for light, agile handling
- header pipe diameter & length have been optimized for optimum flow
- System features three, 3-way honeycomb catalyzers to reduce exhaust emissions. The oxygen sensor provides feedback to the ECU so it can adjust for the optimum fuel/air mixture. The "mid ship" titanium muffler is located low in the chassis to central mass & lower the center of gravity for incredible handling.
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Yamaha's EXUP system (Exhaust Ultimate Power Valve).
- part of the mid ship exhaust system
- utilizes a titanium body & butterfly valves that reduce the "blow back" phenomenon caused by "valve overlap"
- design reduces weight & maximizes cornering clearance
- EXUP system helps eliminates "flat spots" in the power band & reduces emissions
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High powered 32 bit electronic control unit actually contains three ECUs to control the FI system, YCC-T & YCC-I systems & ignition mapping.
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Air injection system (AIS ... not ram air) injects fresh air into exhaust ports to fully burn any unburnt fuel, further reducing exhaust emissions.
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Compact, lightweight aluminum Deltabox frame offers an optimized rigidity balance for incredibly light & agile handling.
- MotoGP inspired innovation that Yamaha calls a "straight frame concept", meaning top spars of the frame lie as close to possible to the frame's torsional axis (the line connecting the head pipe to the swingarm pivot point).
- ram air duct passes through the frame at the head pipe for a straight ram air effect
- mix of mold castings & pressed aluminum plates make up the frame
- engine is a fully stressed chassis member allowing for a super-light main frame design
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New, slim design detachable CF die cast magnesium rear sub frame.
- sub-frame is 20 mm narrower at seat - tank junction
- new narrower sub-frame works in conjunction with new seat for quick, easy rider movements
- detachable design allows easier rear shock access & can be replaced in the event of damage
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Lightweight, aluminum "gull wing" type swingarm.
- lightweight design reduces unsprung weight for superior suspension performance
- mix of castings & pressed plates for optimum rigidity
- swingarm pivot position has been optimized to reduce the "squat" tendencies caused by drive chain reaction to hard throttle openings
- excellent rear wheel traction & control
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Key chassis geometry figures:
- 1380 mm wheelbase, 24 degree caster angle, 97mm of trail and a 52.5% front & 47.5% rear weight distribution
- 57 degree maximum lean angle
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New, fully adjustable, R1 based, 43mm inverted front fork with 120 mm (4.7") of wheel travel.
- incredible suspension performance with excellent "feedback"
- inverted design benefits include; reduced "unsprung" weight, reduced fork flex since the larger diameter tubes are gripped in the triple clamps & optimized rigidity
- adjustments include: spring preload, high speed compression damping, low speed compression damping & rebound damping. Settings are specific to the R6.
- all adjusters are located on top of the fork caps for fast, easy access
- adjustments allow the rider to tune suspension to match riding style & road or track conditions
- new, 25 mm front axle
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Revised, fully adjustable Monocross link rear suspension utilizes a new KYB piggyback shock with 120mm (4.7") of wheel travel.
- adjustments include: spring preload, high & low speed compression damping and rebound damping adjustability
- piggyback desgn allows room for adjusters & helps to keep the shock cooler for consistent damping performance
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ABS equipped, radial mount, mono-block 4-piston calipers squeeze new, larger 320mm dual front discs.
- radial mount design helps to reduce caliper distortion for improved braking performance
- aluminum disc carriers reduce weight
- Nissin master cylinder provides excellent front brake lever feel & feedback
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ABS equipped, lightweight 220mm rear disc brake is squeezed by a single-piston caliper.
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Anti-lock braking system (ABS).
- controlling ECU & hydraulic unit are combined into a single compact unit to reduce weight & centralize mass
- when ABS system senses impending wheel lock-up (via active type wheel sensors) it regulates hydraulic pressure to the point just before the wheel(s) lock-up
- ABS benefits include; excellent control under hard braking or when braking on wet, slippery or loose surfaces
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New lightweight, 5-spoke cast aluminum 17" wheels.
- reduce unsprung weight by making hub & spokes a single structural unit
- special casting technique makes the rim section substantially lighter & stronger
- front rim size is MT3.50 x 17, rear rim is MT5.50 x17
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New, 17-litre aluminum fuel tank.
- over 1 kg weight savings Vs last year's steel tank
- provides excellent rider mobility (narrower seat-fuel tank junction)
- reserve portion of the tank is 3.4 liters (low fuel light illuminates)
- internal electric fuel pump
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All new, ultra-sleek, YZF-M1 MotoGP inspired front fairing.
- 8 % improvement in aerodynamic efficiency Vs. '16 model
- centrally located ram air duct
- most aerodynamic production motorcycle ever produced by Yamaha
- windshield is 50 mm (2") higher than last generation...
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New LED main headlights & LED position lighting.
- LEDs use less power allowing for a smaller ACM (smaller ACM means less power losses)
- LED lights offer excellent visibility
- LED lights offer extended service life
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New design, separate rider & passenger seats.
- new rider seat enhances the narrower sub-frame for fast, easy rider movements
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New, compact race inspired multi-function analogue & digital instrumentation cluster.
- readouts include; analog tach, digital speedometer, dual trip meters, gear position indicator, low fuel warning light, fuel trip meter (counts kilometers since low fuel light illuminated), clock, stop watch, D-mode & traction control indicators, coolant temp, outside air temp, instant& average fuel consumption & a self -diagnostic mode
- programmable shift light & stop watch/lap timer
- adjustable back lighting
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New design, LED taillight for excellent visibility.
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Immobilizer ignition system to reduce the possibility of "ride away" theft.
- system must recognize the "coded ignition key" in order for the unit to start
- if immobilizer ignition does not recognize the key, the ignition system & starter will not function, even if the ignition is forced into the on position
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Accessory ready Communication Control Unit (CCU):
- CCU is Yamaha's data acquisition unit... a great tool for track day & race enthusiasts
- works with IOS & Android platforms
- parameters recorded include: traction-control activation, front & rear ABS activation, lean angle, engine speed, wheel speeds, throttle position, gear position, front & rear brake pressures, coolant temperature and lap times
- information also notes position on the race track
- possible to overlay multiple laps & share data with other R6 riders
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