Yamaha MT-09 2021 - Page 31

2-4
ENGINE SPECIFICATIONS
Piston ring
Top ring
End gap limit 0.50 mm (0.0197 in)
Side clearance limit 0.115 mm (0.0045 in)
2nd ring
End gap limit 1.15 mm (0.0453 in)
Side clearance limit 0.115 mm (0.0045 in)
Connecting rod
Oil clearance 0.027–0.051 mm (0.0011–0.0020 in)
Bearing color code
Code 1 Blue
Code 2 Black
Code 3 Brown
Code 4 Green
Crankshaft
Runout limit 0.030 mm (0.0012 in)
Journal oil clearance 0.013–0.037 mm (0.0005–0.0015 in)
Bearing color code
Model identification color Two stripes of the same color
Code 0 White
Code 1 Blue
Code 2 Black
Code 3 Brown
Code 4 Green
Balancer
Balancer shaft runout limit 0.030 mm (0.0012 in)
Bearing color code
Code 1 Blue
Code 2 Black
Code 3 Brown
Code 4 Green
Code 5 Yellow
Balancer shaft journal to balancer shaft
bearing clearance 0.023–0.047 mm (0.0009–0.0019 in)
Clutch
Clutch type Wet, multiple-disc
Clutch lever free play 10.0–15.0 mm (0.39–0.59 in) (MTN890)
5.0–10.0 mm (0.20–0.39 in) (MTN890D)
Assembly width 42.7–43.5 mm (1.68–1.71 in)
Friction plate 1 thickness 2.92–3.08 mm (0.115–0.121 in)
Plate quantity 6 pcs
Wear limit 2.82 mm (0.111 in)
Friction plate 2 thickness 2.92–3.08 mm (0.115–0.121 in)
Plate quantity 3 pcs
Wear limit 2.82 mm (0.111 in)