| | | | | | |



 
Yamaha YZF-R1
    
       
 
 
       
 
A 2005 Yamaha YZF-R1 built from the ground up as a race bike, with race fairing, braided brake lines and lockwiring. The bike has been maintained to stock regs. Front and rear suspension was upgraded to WP in June 2009 and a Power Commander 3 added in December 2009. Clutch replaced and de-cat y-pipe exhaust section fitted April 2011. Rearsets upgraded and GPS lap timer fitted July 2011.

  
 
ENGINE
 
  
 
Type
Inline 4 cylinder
  
 
Engine capacity
998cc
  
 
Bore and Stroke
77.0 mm x 53.6 mm
  
 
Compression Ratio
12.4 to 1
  
 
Valves
20 - five per cylinder
  
 
Camshafts
DOHC, chain-driven
  
 
Transmission
Six-speed constant mesh
  
 
Clutch
Wet multi-plate
  
 
Cooling system
Liquid cooled
  
 
Carburation
Fuel injection
  
 
Ignition
Digital electronic CDI
  
 
Fuel Mapping
Dynojet Power Commander III USB
  
 
Oil Filter
K&N KN-303
  
 
Engine Oil
Yamalube 4-FS
  
 
Exhaust
Micron Delta+ end cans / Akrapovic de-cat y-pipe
 
 
Final drive
Renthal Ultralight 520 Sprockets + Tsubaki Racing Pro Chain
  
 
Max Power
158.29 bhp @ 12,481.1 rpm (April 2011)
 
 
Max Torque
78.8 ft/lb @ 9,602.8 rpm (April 2011)
 
 
 
 
  
 
CHASSIS
 
  
 
Frame
Twin spar aluminium Deltabox V
  
 
Fuel tank capacity
18 litres (3.96 Imp gal)
  
 
Front suspension
43mm oil-damped USD telescopic forks, with WP revalve, springs and internals
  
 
Rear suspension
WP 4618 competition shock absorber, rising rate linkage, box-section swingarm
  
 
Wheels
17 inch 5-spoke cast alloys
  
 
Front Tyre
Pirelli Diablo Supercorsa 120/70 ZR17 tubeless radial
  
 
Back Tyre
Pirelli Diablo Supercorsa 190/55 ZR17 tubeless radial
  
 
Front Brake
Twin 320 mm discs with Sumitomo 4-piston opposed calipers, radially mounted, radial Brembo master cylinder
  
 
Rear Brake
Single 220 mm disc with Sumitomo single piston sliding caliper
  
 
Brake Pads
Brembo SC Sintered (front) + SP Sintered (rear)
  
 
Bodywork
Race Products GRP
  
 
Front Mudguard
Akrapovic carbon fibre
 
 
Rearsets
DBR
  
 
Clip On Bars
Harris Performance
  
 
Clutch + Front Brake Levers
Harris Performance
  
 
Grips
Renthal
  
 
Engine + Frame Protectors
Harris Performance
  
 
Lap Timer
Starlane Stealth GPS-3
  
 
Wheelbase
1395 mm
  
 
Weight
Less than 193kg
  
 
 
 
  
 
 
 
  
 
Dyno Results
   
 
 
 
  
 
 
 
 
 
  
 
Test result on the Seton Tuning dyno in May 2011, after removal of exhaust catalyser, shows maximum power 158.29 bhp @ 12,481.1 rpm.