SPECIFICATIONS
WATERCRAFT GTR MODELS
ENGINE
Type
Rotax
®
1503 4-TEC
®
.SingleOver
Head Camshaft (SOHC)
Induction
Gear driven supercharger with slip
clutch. Water/air intercooler
Number of cylinders 3
Number of valves
12 valves (4 per cylinder) with
hydraulic lifters (no adjustment)
Displacement 1 494 cm³ (91.2 in³)
Bore 100 mm (3.9 in)
Stroke
63.4 mm (2.5 in)
Compression ratio
8.4:1
COOLING SYSTEM
Type
Closed-loop system (CLCS)
FUEL SYSTEM
Fuel injection type
Multipoint fuel injection with
iTC (intelligent Throttle Control).
Single throttle body (62 mm)
with actuator
ELECTRICAL SYSTEM
Ignition IDI (Inductive Discharge Ignition)
Battery 12 V, 30 A•h. Electrolyte type
Make and type
NGK, DCPR8E
Spark plug
Gap
0.75 mm (.03 in)
PROPULSION
Propulsion system
Sea-Doo
®
jet pump with iBR
(intelligent brake and reverse)
Type
Axial flow, single stage.
Large hub with 10-vane stator
Jet pump
Material Aluminum
Impeller
Stainless steel
Transmission Type Direct drive
132
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