Yamaha 25A, Owner'S Manual

Page: 78 / 131

4-1
E
EMK10011*
SPECIFICATION DATA
Model
Unit 25MHA
Item
25 (2.5, 18)
35 (3.5, 25)
8
Spark plug N•m (kgf•m, lb•ft)
8
Propeller nut N•m (kgf•m, lb•ft)
DIMENSIONS
PERFORMANCE
8
Overall Length mm (in.)
8
Overall Width mm (in.)
8
Overall Height S/L mm (in.)
8
Transom height S/L mm (in.)
8
Weight S/L kg (lb.)
936 (369)
358 (14.1)
1,068 (42.0)/1,195 (47.0)
419 (16.5)/546 (21.5)
49.0 (108.0)/50.5 (111.3)
8
Full throttle operating range r/min
8
Maximum output kW (HP)
8
Idling speed r/min
5,000~6,000
18.4 (25) at 5,500 r/min
700~800
ENGINE
8
Type
Number of cylinder
Displacement cm 3 (cu.in.)
Bore
×
stroke mm (in.)
8
Ignition system
8
Spark plug NGK
Spark plug gap mm (in.)
8
Control system
8
Starting system
8
Battery capacity V-AH
Minimum cold crank performance Amps at –17.8°C (0°F)
Minimum reserve capacity minutes at 26.7°C (80°F)
8
Alternator output V-A (W)
8
Starting carburetion system
2-stroke, L
2
395 (24.1)
67
×
56 (2.6
×
2.2)
C.D.I system
B7HS-10
0.9~1.0 (0.035~0.039)
Tiller control
Manual start
—
—
—
12V-(80W)
Choke start system
DRIVE UNIT
8
Gear positions
Gear ratio
8
Trim/tilt system
8
Propeller mark
Forward-Neutral-Reverse
2.08 (27/13)
Manual
F
FUEL AND OIL
TIGHTENING TORQUE
8
Fuel
Fuel tank capacity L (US gal, Imp gal)
8
Recommended engine oil
Oil tank capacity L (US qt, Imp qt)
8
Fuel/oil ratio
8
Recommended gearcase oil
Gear oil capacity cm 3 (US oz, Imp oz)
Regular-unleaded gasoline
(P.O.N.: minimum 86)
25 (6.6, 5.5)
YAMALUBE 2 STROKE OUTBOARD OIL or
an equivalent TC-W3 certified outboard oil.
—
100 : 1
Hypoid gear oil (SAE 90)
370 (12.5, 13.0)
6L2-9-1H 4 4/20/01 1:49 PM Page 2