SeaDoo GTI User Manual

Section 17 TECHNICAL DATA
Subsection 04 (RXP 4-TEC MODELS)
RXP 4-TEC MODELS
ENGINE RXP 4-TEC
Engine type
BOMBARDIER-ROTAX 1503 4-TEC, 4-stroke,
Single Over Head Camshaft (SOHC), liquid cooled
Number of cylinders 3
Number of valves 12 valves with hydraulic lifters (no adjustment)
Bore Standard 100 mm (3.9 in)
Stroke 63.4 mm (2.49 in)
Displacement 1493.8 mm (58.81 in)
Compression ratio
8.4:1
Induction type Normally-aspirated Mechanically-driven supercharger
Maximum HP RPM 8000 ± 50 RPM
Type
Dry sump (2 oil pumps). Replaceable oil filter.
Water-cooled oil cooler.
Lubrication
Oil type Bombardier 4-stroke engine oil SAE 10W40
Oil filter
Bombardier
Exhaust system Type
Water cooled/water injected.
Direct flow from propulsion unit
Intake valve opening 10° BTDC
Intake valve closing
45° ABDC
Exhaust valve opening
50° BBDC
Exhaust valve closing
5° ATDC 0° ATDC
Starting system Electric start
Minimum (new) 5.961 mm (.2347 in)
Maximum (new) 5.975 mm (.2352 in)Intake
Wear limit 5.930 mm (.2330 in)
Minimum (new) 5.946 mm (.2341 in)
Maximum (new) 5.960 mm (.2346 in)
Valve stem diameter
Exhaust
Wear limit 5.930 mm (.2330 in)
Minimum (new) 5.99 mm (.2358 in)
Maximum (new) 6.01 mm (.2366 in)Valve guide diameter
Wear limit 6.060 mm (.2386 in)
Nominal (new) 41.02 mm (1.615 in)
Inner
Wear limit 38.8 mm (1.499 in)
Nominal (new) 45.45 mm (1.789 in)
Valve spring free length
Outer
Wear limit 43 mm (1.693 in)
Nominal (new) 1.1 to 1.3 mm (.043 to .051 in)
Intake
Wear limit 1.6 mm (.063 in)
Nominal (new) 1.25 to 1.55 mm (.049 to .061 in)
Valve seat contact width
Exhaust
Wear limit 1.8 mm (.071 in)
Minimum (new) 20.00 mm (.7874 in)
Maximum (new) 20.02 mm (.7882 in)Rocker arm bore diameter
Wear limit 20.03 mm (.7886 in)
Minimum (new) 19.98 mm (.7866 in)
Maximum (new) 19.99 mm (.7870 in)Rocker arm shaft diameter
Wear limit 19.96 mm (.7858 in)
Cylinder head screw Service limit 148.5 mm (5.846 in)
1
st
Upper compression ring
2
nd
Lower compression ringPiston ring type and quantity
3
rd
Oil scraper ring
smr2004-Complete Line Up 775
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SeaDoo GTI Specifications

General

Seating Capacity	3
Manufacturer	Sea-Doo
Fuel Type	Gasoline
Fuel Capacity	15.9 gallons
Type	Recreational