SPEC
Item
Piston ring
Top ring
Type
Dimension (B × T)
End gap (installed)
Ring groove clearance
2nd ring
Type
Dimensions
(B × T)
End gap (installed)
Ring groove clearance
Oil ring
Dimensions
(B × T)
End gap (installed)
Ring groove clearance
Connecting rod
Big end oil clearance
Bearing color code
Small end inside diameter
Crankshaft
B
B
A
Crank width A
Deflection limit B
Crankshaft journal oil clearance
Bearing color code
Throttle body
Type/quantity
Manufacturer
ID mark
Trolling speed
Fuel pump
Pump type
Output pressure
MAINTENANCE SPECIFICATIONS
Unit
B
T
mm (in)
mm (in)
mm (in)
B
T
mm (in)
mm (in)
mm (in)
B
mm (in)
T
mm (in)
mm (in)
mm (in)
mm (in)
B
mm (in)
mm (in)
mm (in)
r/min
kPa
(kgf/cm
0.90 × 2.75 (0.04 × 0.11)
0.38–0.55 (0.0150–0.0217)
0.030–0.065 (0.0012–0.0026)
0.80 × 2.80 (0.03 × 0.11)
0.49–0.69 (0.0193–0.0272)
0.020–0.055 (0.0008–0.0022)
1.50 × 2.60 (0.06 × 0.10)
0.29–0.59 (0.0114–0.0232)
0.040–0.160 (0.0016–0.0063)
0.016–0.040 (0.0006–0.0016)
1. Brown 2. Black 3. Blue 4. Green
17.005–17.018 (0.6694–0.6699)
304.8–306.0 (12.00–12.05)
0.020–0.057 (0.0008–0.0022)
1. Brown 2. Black 3. Blue 4. Green 5. Yellow
310–330 (3.1–3.3, 45–47)
2
, psi)
2-5
Model
FX140
Barrel
Taper
0.03 (0.0012)
40EIS/4
Mikuni
60E00
1,600–1,800
Electrical
E