Section 12 TECHNICAL DATA
Sub-Section 05 (GTI AND GTX MODELS)
12-05-2
ELECTRICAL GTI (5641) GTX (5642)
Magneto generator output 160 W @ 6000 RPM
or 4.0 A @ 2000 RPM
180 W @ 6000 RPM
or 5.0 A @ 6000 RPM
Ignition system type Digital CDI Digital DC-CDI
Spark plug Make and type NGK BR8ES
Gap 0.5 - 0.6 mm (.020 - .024 in)
Ignition timing
(BTDC)
mm (in) 2.59 (.102) 3.38 (.133)
Degrees 20° ± 1 ➀ 22° ± 1 @ 3500 RPM
Generating coil 40 - 76 Ω Not applicable
Battery charging coil 0.05 - 0.6 Ω 0.1 - 1 Ω
Trigger coil Not applicable 190 - 300 Ω
Ignition coil Primary 0.33 - 0.62 Ω
Secondary 8.4 - 15.6 kΩ
Engine rev limiter setting 7000 (± 50) RPM 7200 (± 50) RPM
Battery (Yuasa/Exide) 12 V, 19 A•h
Fuse Starting system 5 A
Charging system 2 x 15 A
VTS system Not applicable
ADDITIONAL INFORMATION: ➀ Engine cold @ 6000 RPM.
CARBURETION GTI (5641) GTX (5642)
Carburetor Type Mikuni BN-40I (diaphragm)
Quantity 1 2
Main jet 175 142.5
Pilot jet 70
Spring 80 g
Adjustment Low-speed screw 1-3/4 turn ± 1/4 1 turn ± 1/4
High-speed screw 0
Idle speed (in water) 1500 RPM
Idle speed (out of water) 3000 RPM
Fuel Type Regular unleaded gasoline
Minimum octane no. 87
Fuel return line orifice
0.8 mm (.031 in)
MAG and PTO:
0.8 mm (.031 in)
ADDITIONAL INFORMATION:
COOLING GTI (5641) GTX (5642)
Type Open circuit – Direct flow from jet propulsion unit
Thermostat None
Monitoring beeper setting 86-94°C (187-201°F)
ADDITIONAL INFORMATION:
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