Yamaha XT660R(S) Automobile User Manual


 
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SPEC
ENGINE SPECIFICATIONS
Clutch
Clutch type Wet, multiple disc ----
Clutch release method Outer pull, rack and pinion pull ----
Operation Left-hand operation ----
Clutch cable free play
(at the end of the clutch lever)
10.0 ~ 15.0 mm (0.39 ~ 0.59 in) ----
Friction plates 1
(inside dia.: 120 mm)
Thickness 2.90 ~ 3.10 mm (0.114 ~ 0.122 in) 2.80 mm
(0.110 in)
Plate quantity 4 ----
Friction plates 2
Thickness 2.92 ~ 3.08 mm (0.115 ~ 0.121 in) 2.80 mm
(0.110 in)
Plate quantity 2 ----
Friction plates 3
(inside dia.: 128 mm)
Thickness 2.90 ~ 3.10 mm (0.114 ~ 0.122 in) 2.80 mm
(0.110 in)
Plate quantity 1 ----
Clutch plates
Thickness 1.50 ~ 1.70 mm (0.059 ~ 0.067 in) ----
Plate quantity 6 ----
Maximum warpage ---- 0.20 mm
(0.0079 in)
Clutch spring
Free length 55.6 mm (2.19 in) 52.82 mm
(2.08 in)
Spring quantity 5 ----
Transmission
Transmission type Constant mesh, 5-speed ----
Primary reduction system Spur gear ----
Primary reduction ratio 75/36 (2.083) ----
Secondary reduction system Chain drive ----
Secondary reduction ratio 45/15 (3.000) ----
Operation Left-foot operation ----
Gear ratios
1st gear 30/12 (2.500) ----
2nd gear 26/16 (1.625) ----
3rd gear 23/20 (1.150) ----
4th gear 20/22 (0.909) ----
5th gear 20/26 (0.769) ----
Item Standard Limit