BOMBARDIER SEA-DOO SPX 5838 1998 Shop Manual page 375

SPX MODEL
ENGINE
Engine type
Induction type
Exhaust system
Exhaust valve
Starting system
Lubrication
Number of cylinders
Bore
Stroke
Displacement
Corrected compression ratio
Combustion chamber volume
Cylinder head warpage (maximum)
Piston ring type and quantity
Ring end gap
Ring piston groove
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
ADDITIONAL INFORMATION:
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
Section 13 TECHNICAL DATA
Subsection 01 (SPX MODEL)
SPX (5838/5839)
BOMBARDIER-ROTAX 787
Rotary valve
Water cooled, water injected with regulator
3.5 mm (.139 in)
Not applicable
3.5 mm (.139 in)
Rotax Adjustable Variable Exhaust (RAVE)
Electric start
VROI (Variable Rate Oil Injection)
Direct driven
BOMBARDIER-ROTAX
82 mm (3.228 in)
82.25 mm (3.238 in)
Not applicable
74 mm (2.91 in)
781.6 cm³ (47.7 in³)
36.3 ± 1.6 cc
0.05 mm (.002 in)
1 Semi-trapez – 1 Rectangular
0.40 - 0.55 mm (.016 - .022 in)
1.00 mm (.039 in)
0.025 - 0.070 mm (.001 - .003 in)
0.2 mm (.008 in)
0.11 mm (.0043 in)
0.20 mm (.008 in)
0.10 mm (.004 in)
0.08 mm (.003 in)
0.230 - 0.617 mm (.009 - .024 in)
1.2 mm (.047 in)
MAG side: 0.050 mm (.002 in); PTO side: 0.030 mm (.001 in)
147° ± 5 BTDC
63.5° ± 5 ATDC
0.25 - 0.35 mm (.010 - .014 in)
0.023 - 0.034 mm (.0009 - .0013 in)
0.050 mm (.002 in)
0.003 - 0.012 mm (.00012 - .00047 in)
0.015 mm (.00059 in)
2
6.0:1
159°
13-01-1
0