4-1
GB
EMU18680¯
SPECIFICATIONS
Model
Item
Unit F2.5AMH
DIMENSIONS
Overall length mm (in.) 623 (24.5)
Overall width mm (in.) 345 (13.6)
Overall height S/L mm (in.) 1,021 (40.2)/1,148 (45.2)
Transom height S/L mm (in.) 432 (17.0)/559 (22.0)
Weight S/L kg (lb.) 17.0 (37.5)/17.5 (38.6)
PERFORMANCE
Full throttle operating range r/min 5,250–5,750
Maximum output kW @ r/min 1.8 @ 5,500
Idling speed (in neutral) r/min 1,900
ENGINE
Type 4-stroke, OHV, Single
Displacement cm
3
(cu.in.) 72 (4.39)
Bore
×
stroke mm (in.) 54.0
×
31.5 (2.13
×
1.24)
Ignition system TCI system
Spark plug NGK BR6HS
Spark plug gap mm (in.) 0.6–0.7 (0.024–0.028)
Control system Tiller control
Starting system Manual start
Valve clearance (cold engine) IN mm (in.) 0.08–0.12 (0.0031–0.0047)
EX mm (in.) 0.08–0.12 (0.0031–0.0047)
Starting carburation system Choke start
DRIVE UNIT
Gear positions Forward-Neutral
Gear ratio 2.08 (27/13)
Trim and tilt system Manual tilt
Propeller mark BS
FUEL AND OIL
Recommended fuel Regular unleaded gasoline
R.O.N. Minimum 90
Fuel tank capacity L (US gal, Imp gal) 0.9 (0.24, 0.20)
Recommended engine oil 4-stroke motor oil
API SE, SF, SG, SH, SJ
SAE 10W-30, 10W-40
Engine oil capacity (excluding oil filter) L (US qt, Imp qt) 0.35 (0.37, 0.31)
(including oil filter) L (US qt, Imp qt) —
Recommended gear oil Hypoid gear oil (SAE 90)
Gear oil capacity cm
3
(US oz, Imp oz) 75 (2.54, 2.65)
TIGHTENING TORQUE
Spark plug N·m (kgf·m, lb·ft) 24 (2.4, 17)
Propeller nut N·m (kgf·m, lb·ft) —
Engine oil drain bolt N·m (kgf·m, lb·ft) 18 (1.8, 13)
U69M71A0.book Page 1 Thursday, January 30, 2003 2:26 PM
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