Technical Specifications - Rotax 2005 717 RFI Engine Shop Manual

TECHNICAL SPECIFICATIONS

ENGINE
Engine type
Induction type
Exhaust system
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
ADDITIONAL INFORMATION:
smr2005-086
Type
Water injection fitting (head)
Water injection fitting (cone)
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
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Section 02 717 ENGINE
Subsection 06 (TECHNICAL SPECIFICATIONS)
ROTAX 717, 2-stroke
Rotary valve
Water cooled, water injected
3.5 mm (.139 in)
3.5 mm (.139 in)
Electric start
VROI (Variable Rate Oil Injection)
Gear driven
XP-S TM synthetic 2-stroke or XP-S
or XP-S mineral injection oil
TM
82 mm (3.228 in)
82.25 mm (3.238 in)
82.50 mm (3.248 in)
68 mm (2.677 in)
718.2 cm³ (43.81 in³)
42.4 ± 0.4 cc
0.05 mm (.002 in)
1 semi-trapez — 1 rectangular
0.25 - 0.40 mm (.010 - .016 in)
1.00 mm (.039 in)
0.025 - 0.070 mm (.001 - .003 in)
0.2 mm (.008 in)
0.10 mm (.0039 in)
0.20 mm (.008 in)
0.10 mm (.004 in)
0.080 mm (.003 in)
0.311 - 0.677 mm (.012 - .027 in)
1.2 mm (.047 in)
MAG: 0.050 mm (.002 in) PTO: 0.030 mm (.001 in)
147° ± 5 BTDC
65.5° ± 5 ATDC
0.25 - 0.35 mm (.010 - .014 in)
0.020 - 0.033 mm (.0008 - .0013 in)
0.050 mm (.002 in)
0.020 - 0.033 mm (.0008 - .00013 in)
0.05 mm (.002 in)
GTI
TM synthetic blend
2
6.2:1
159°
57