Sea-doo RX Shop Manual page 334

RX DI AND GTX DI MODELS
ENGINE
Engine type
Induction type
Exhaust system
Exhaust valve
Starting system
Lubrication
Number of cylinders
Bore
Stroke
Displacement
Corrected compression ratio
Cylinder head volume
Cylinder head warpage (maximum)
Piston ring type and quantity
Ring end gap
Ring/piston groove
clearance
Piston/cylinder wall
clearance
Cylinder taper (maximum)
Cylinder out of round (maximum)
Connecting rod big end
axial play
Crankshaft deflection
Rotary valve timing
Rotary valve duration
Rotary valve/cover clearance
Connecting rod/
crankshaft pin radial
clearance
Connecting rod/piston
pin radial clearance
Air compressor
ADDITIONAL INFORMATION:
SMR2000-072_13_02A.FM
Type
Water injection fitting (head)
Water injection fitting (cone)
Water injection fitting (muffler)
Fuel/oil mixture
Oil injection pump
Oil injection type
Standard
First oversize
Second oversize
New
Wear limit
New
Wear limit
New (minimum)
Wear limit
New
Wear limit
Opening
Closing
New
Wear limit
New
Wear limit
Type
Displacement
Drive
Intake side
Exhaust side
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Section 13 TECHNICAL DATA
Subsection 02 (RX DI AND GTX DI MODELS)
RX DI (5646/5656)
BOMBARDIER-ROTAX 947 DI, 2-stroke
Water cooled, water injected with regulator
3.5 mm (.139 in)
Not applicable
4 mm (.157 in)
VROI (Variable Rate Oil Injection)
BOMBARDIER
Formula XP-S DI (synthetic injection oil only)
88 mm (3.465 in)
88.25 mm (3.474 in)
Not applicable
78.20 mm (3.079 in)
951.2 cm³ (58 in³)
51.4 ± 0.6 cc
0.10 mm (.004 in) total
2 semi-trapez chrome coated steel rings
0.55 - 0.7 mm
(.022 - .028 in)
1.1 mm (.043 in)
0.044 - 0.089 mm (.002 - .003 in)
0.2 mm (.008 in)
0.12 mm (.0047 in)
0.20 mm (.008 in)
0.10 mm (.004 in)
0.08 mm (.003 in)
0.390 - 0.737 mm (.015 - .029 in)
1.2 mm (.047 in)
MAG side: 0.050 mm (.002 in); PTO side: 0.030 mm (.001 in)
Not applicable
Not applicable
Not applicable
Not applicable
0.017 - 0.034 mm (.0006 - .0013 in)
0.050 mm (.002 in)
0.003 - 0.012 mm (.00012 - .00047 in)
0.015 mm (.00059 in)
43 cm³ (2.6 in³)
Balancing shaft
GTX DI (5649/5659)
Reed valve
RAVE
Electric start
Direct driven
2
6.1: 1
Piston
Reed valves
Reed valves
0
13-02-1