Yamaha Waverunner 3 Manual

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CHAPTER  2
SPECIFICATIONS
GENERAL SPECIFICATIONS  ....................................................................... 2-1
MAINTENANCE SPECIFICATIONS ............................................................... 2-3
ENGINE .................................................................................................... 2-3
JET PUMP UNIT  ...................................................................................... 2-6
HULL AND HOOD...

2-1
ESPECGENERAL SPECIFICATIONS
GENERAL SPECIFICATIONS 
Item UnitModel
FX140
Model code
Hull F1B
Engine/jet 60E
Dimensions
Length mm (in) 3,340 (131.5)
Width mm (in) 1,230 (48.4)
Height mm (in) 1,160 (45.7)
Dry weight kg (lb) 362 (798)
Maximum capacity Person/kg (lb) 3/240 (530)
Performance
Maximum output kW (PS) @ r/min 103 (140) @ 10,000
Maximum fuel consumption l/h (US gal/h, 
lmp gal/h)44 (11.6, 9.7)
Cruising range h 1.59
Engine
Engine type 4-stroke, L4, DOHC
Displacement cm
3 (cu. in) 998 (60.9)...

2-2
ESPEC
PON*: Pump Octane Number = (Motor Octane Number + Research Octane Number)/2
RON*: Research Octane NumberFuel and oil
Fuel type Regular unleaded gasoline
Minimum fuel rating PON* 86
RON*  90
Fuel tank capacity L (US gal, 
Imp gal)70 (18.5, 15.4)
Engine oil type 4-stroke motor oil
Engine oil grade API SE, SF, SG, SH, or SJ
SAE 10W-30
Engine oil quantity L (US qt, 
Imp qt)4.3 (4.5, 3.8)
(without oil filter replacement) L (US qt, 
Imp qt)2.0 (2.1, 1.8)
(with oil filter replacement) L (US qt, 
Imp...

2-3
ESPECMAINTENANCE SPECIFICATIONS
MAINTENANCE SPECIFICATIONS
ENGINE 
Item UnitModel
FX140
Cylinder head
Warpage limit mm (in) 0.1 (0.004)
Compression pressure
*1 kPa 
(kgf/cm2, psi)1,350 (13.5, 192)
Cylinder
Bore size mm (in) 74.060–74.075 (2.9157–2.9163)
Taper limit mm (in) 0.08 (0.003)
Out-of-round limit mm (in) 0.05 (0.002)
Wear limit mm (in)  74.2 (2.9213)
Camshaft
Drive system Chain drive
Intake A mm (in) 32.25 (1.270)
Exhaust A mm (in) 32.65 (1.285)
Intake and 
exhaust Bmm (in) 25.00 (0.984)...

2-4
ESPECMAINTENANCE SPECIFICATIONS
Valve seat width C
Intake mm (in) 0.9–1.1 (0.0354–0.0433)
Exhaust mm (in) 0.9–1.1 (0.0354–0.0433)
Valve margin thickness D
Intake mm (in) 0.5–0.9 (0.0197–0.0354)
Exhaust mm (in) 0.5–0.9 (0.0197–0.0354)
Valve stem diameter
Intake mm (in) 3.975–3.990 (0.1565–0.1571)
Exhaust mm (in) 4.460–4.475 (0.1756–0.1762)
Valve guide inside diameter
Intake mm (in) 4.000–4.012 (0.1575–0.1580)
Exhaust mm (in) 4.500–4.512 (0.1772–0.1776)
Valve-stem-to-valve-guide 
clearance
Intake mm...

2-5
ESPECMAINTENANCE SPECIFICATIONS
Piston ring
Top ring
Type Barrel
Dimension (B ×
 T) mm (in) 0.90 ×
 2.75 (0.04 × 
0.11)
End gap (installed) mm (in) 0.38–0.55 (0.0150–0.0217)
Ring groove clearance mm (in) 0.030–0.065 (0.0012–0.0026)
2nd ring
Type Taper
Dimensions 
(B ×
 T)mm (in) 0.80 ×
 2.80 (0.03 × 
0.11)
End gap (installed) mm (in) 0.49–0.69 (0.0193–0.0272)
Ring groove clearance mm (in) 0.020–0.055 (0.0008–0.0022)
Oil ring
Dimensions 
(B ×
 T)mm (in) 1.50 ×
 2.60 (0.06 ×
 0.10)
End gap (installed)...

2-6
ESPECMAINTENANCE SPECIFICATIONS
JET PUMP UNIT 
HULL AND HOOD 
ELECTRICAL
Oil filter
Oil filter type Cartridge type
Oil pump
Oil pump type Trochoid
Rotor tip clearance mm (in) 0.09–0.15 (0.004–0.006)
Oil pump housing clearance
Rotor (feed pump) mm (in) 0.09–0.17 (0.0035–0.0067)
Rotor (scavenge pump) mm (in) 0.09–0.19 (0.0035–0.0075)
Item UnitModel
FX140
Jet pump
Impeller material Stainless steel
Number of impeller blades 3
Impeller pitch angle Degree 16.3
Impeller clearance mm (in) 0.35–0.45...

2-7
ESPECMAINTENANCE SPECIFICATIONS
Stator
Pulser coil  (W – B, R – B)
Output peak voltage
@cranking 1 V 4
@cranking 2 V 4
@2,000 r/min V 23
@3,500 r/min V 38
Lighting coil (G – G)
Output peak voltage
@cranking 1 V 9
@cranking 2 V 8
@2,000 r/min V 11
@3,500 r/min V 12
Pulser coil resistanceΩ
 (color) 459–561 (W – B, R – B)
Pulser coil resistance 2Ω
 (color) 459–561 (W – B, R – B)
Lighting coil resistanceΩ
 (color) 0.54–0.66 (G – G)
Minimum charging current A @ r/min 14 @ 6,000
Ignition coil
Minimum spark...

2-8
ESPECMAINTENANCE SPECIFICATIONS
Thermoswitch
ON temperature (Engine)°C (°F) 84–90 (183–194)
OFF temperature (Engine)°C (°F) 70–84 (158–183)
ON temperature (Exhaust)°C (°F) 94–100 (201–212)
OFF temperature (Exhaust)°C (°F) 80–94 (176–201)
Engine temperature sensor
Engine temperature sensor 
resistance (B/Y – B/Y)
@ 20 °C (68 °F) kΩ
 54.2–69.0
@ 100 °C (212 °F) kΩ
 3.12–3.48
Intake air temperature sensor
Intake air temperature sensor 
resistance
@ 0 °C (32 °F) kΩ
 5.4–6.6
@ 80 °C (176 °F) kΩ...

2-9
ESPECTIGHTENING TORQUES
TIGHTENING TORQUES
SPECIFIED TORQUES
Part to tightened Part nameThread 
sizeQ’tyTightening torque
Remarks
Nmkgfmftlb
Fuel system
Retainer/fuel pump module 
– fuel tank1st
Nut—93.2 0.32 2.3
2nd 6.4 0.64 4.6
Fuel filler neck/rubber seal – deck Nut—1 5.9 0.59 4.3
Fuel tank belt/fuel tank – hull Bolt M8 4 16 1.6 11
572LT
Air filter case cover – air filter case Screw M5 2 2.5 0.25 1.8572LT
Flame arrester – 
throttle bodies1st
Bolt M6 43.3 0.33 2.4242LT2nd 6.5 0.65 4.7
Throttle...