Yamaha F20A Service Manual

2-2
SPEC
E
* PON: (Pump Octane Number)
RON: (Research Octane Number)
Lubrication system Wet sump
Ignition timing Degree
(BTDC)
10 ~ 30
FUEL AND OIL
Fuel type Unleaded regular gasoline
Fuel rating PON* 86
RON* 91
Engine oil 4-stroke engine oil
Engine oil grade SE, SF, SG, SH, 10W-30, 10W-40, 20W-40
Total quantity
With oil filter cartridge
L (US qt,
Imp qt)
1.9 (2.01, 1.67)
Without oil filter
cartridge
L (US qt,
Imp qt)
1.7 (1.80, 1.50)
Gear oil Hypoid gear oil
Gear oil grade # 90
Total quantity
cm
3
(US oz,
Imp oz)
320 (10.8, 11.3)
BRACKET
Trim angle 8, 12, 16, 20, 24
–4 ~ 20 8, 12, 16, 20, 24 –4 ~ 20
8, 12, 16,
20, 24
–4 ~ 20
Tilt-up angle 64 65 64 65 64 65
Steering angle Degree 45 + 45
DRIVE UNIT
Gear positions F-N-R
Gear ratio 2.08 (27/13)
Gear type Spiral bevel gear
Propeller direction Clockwise
Propeller drive system Spline
ELECTRICAL
Battery capacity Ah (kC) —
40 ~ 70 (144 ~ 252)
— 40 ~ 70 (144 ~ 252)
Item Unit
Model
Worldwide
F20AMH F20AEH F20AE F20AET F25AMH F25AEH F25AEHT F25AE F25AET
USA, CANADA
————F25MH F25EH F25TH F25ER F25TR
GENERAL SPECIFICATIONS

Yamaha F20A Specifications

General

Brand	Yamaha
Model	F20A
Category	Outboard Motor
Language	English