Yamaha YZF-R1(B) 2012 Service Manual page 48

Clutch
Clutch type
Clutch release method
Clutch lever free play
Friction plate thickness
Wear limit
Plate quantity
Clutch plate thickness
Warpage limit
Plate quantity
Clutch spring free length
Limit
Spring quantity
Transmission
Transmission type
Primary reduction ratio
Secondary reduction ratio
Final drive
Operation
Gear ratio
1st
2nd
3rd
4th
5th
6th
Main axle runout limit
Drive axle runout limit
Shifting mechanism
Shift mechanism type
Shift fork guide bar bending limit
Shift fork-L thickness
Shift fork-C thickness
Shift fork-R thickness
Air filter
Air filter element
Fuel pump
Pump type
Maximum consumption amperage
Fuel injector
Model/quantity
Fuel injector resistance
(Primary injector/Secondary injector)
Throttle body
Type/quantity
ID mark
Fuel line pressure (at idle)
ENGINE SPECIFICATIONS
Wet, multiple-disc
Outer pull, rack and pinion pull
10.0–15.0 mm (0.39–0.59 in)
2.92–3.08 mm (0.115–0.121 in)
2.82 mm (0.111 in)
9 pcs
1.90–2.10 mm (0.075–0.083 in)
0.10 mm (0.0039 in)
8 pcs
43.80 mm (1.72 in)
41.61 mm (1.64 in)
6 pcs
Constant mesh 6-speed
1.512 (65/43)
2.765 (47/17)
Chain
Left foot operation
2.533 (38/15)
2.063 (33/16)
1.762 (37/21)
1.522 (35/23)
1.364 (30/22)
1.269 (33/26)
0.08 mm (0.0032 in)
0.08 mm (0.0032 in)
Shift drum and guide bar
0.100 mm (0.0039 in)
5.795–5.868 mm (0.2281–0.2310 in)
5.795–5.868 mm (0.2281–0.2310 in)
5.760–5.890 mm (0.2268–0.2319 in)
Oil-coated paper element
Electrical
6.0 A
297500–1450/4 (Pri), 297500–1640/4 (2nd)
12.0 Ω at 20 °C (68 °F)
45EIDW/1
1KB8 00
300.0–390.0 kPa (3.00–3.90 kgf/cm², 43.5–
56.6 psi)
2-7