Sea-doo GTX 4-TEC Operator's Manual page 121

VEHICLE
ENGINE
Type
Number of cylinder
Number of valve
Displacement
Induction type
Bore
Stroke
Compression ratio
Lubrication
Exhaust system
Rev limiter setting
COOLING SYSTEM
Type
Coolant
ELECTRICAL SYSTEM
Magneto generator output
Ignition system type
Ignition timing
Spark plug
Starting system
Battery
Fuses
Type
Oil type
Make and type
Gap
Quantity
_____________________
BRP-ROTAX 1503, 4 stroke. Single Over Head
Camshaft (SOHC), liquid cooled
12 valves (4 per cylinder) with hydraulic
lifters (no adjustment)
1494 cc (91.2 cu. in)
Mechanically-driven supercharger with
intercooler supplied directly from propulsion unit
100 mm (3.9 in)
63.4 mm (2-1/2 in)
Dry sump (2 oil pumps). Replaceable oil
filter. Water-cooled oil cooler
Refer to LIQUIDS section
Water cooled/water injected. Direct flow
from propulsion unit
Liquid cooled. Closed circuit (see also
exhaust system)
Ethylene-glycol 50%/50%
antifreeze/demineralized water. Coolant
containing corrosion inhibitors for internal
combustion aluminum engines
360 W @ 6000 RPM
Digital inductive type
Not adjustable
NGK, DCPR8E
0.75 mm (.030 in)
Electric starter
12 V, 30 A•h. Electrolyte type
Refer to MAINTENANCE
RXP
3 in line
8.4:1
8000 RPM
3
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