Yamaha F115 - Output, Idle Speed, and Engine Details; Spark Plug and Battery Requirements

Specifications and requirements
18
Maximum output:
F115A 84.6 kW@5500 r/min (115
HP@5500 r/min)
F115AET1 84.6 kW@5500 r/min (115
HP@5500 r/min)
F150AET1 110.3 kW@5500 r/min (150
HP@5500 r/min)
F150TR 110.3 kW@5500 r/min (150
HP@5500 r/min)
FL115AET1 84.6 kW@5500 r/min (115
HP@5500 r/min)
FL150AET1 110.3 kW@5500 r/min (150
HP@5500 r/min)
LF115A 84.6 kW@5500 r/min (115
HP@5500 r/min)
LF150TR 110.3 kW@5500 r/min (150
HP@5500 r/min)
Idle speed (in neutral):
F115A 750 ±50 r/min
F115AET1 750 ±50 r/min
F150AET1 700 ±50 r/min
F150TR 700 ±50 r/min
FL115AET1 750 ±50 r/min
FL150AET1 700 ±50 r/min
LF115A 750 ±50 r/min
LF150TR 700 ±50 r/min
Engine:
Type:
4-stroke L
Displacement:
F115A 1741.0 cm³
F115AET1 1741.0 cm³
F150AET1 2670.0 cm³
F150TR 2670.0 cm³
FL115AET1 1741.0 cm³
FL150AET1 2670.0 cm³
LF115A 1741.0 cm³
LF150TR 2670.0 cm³
Bore × stroke:
F115A 79.0 × 88.8 mm (3.11 × 3.50 in)
F115AET1 79.0 × 88.8 mm (3.11 × 3.50
in)
F150AET1 94.0 × 96.2 mm (3.70 × 3.79
in)
F150TR 94.0 × 96.2 mm (3.70 × 3.79 in)
FL115AET1 79.0 × 88.8 mm (3.11 × 3.50
in)
FL150AET1 94.0 × 96.2 mm (3.70 × 3.79
in)
LF115A 79.0 × 88.8 mm (3.11 × 3.50 in)
LF150TR 94.0 × 96.2 mm (3.70 × 3.79
in)
Ignition system:
TCI
Spark plug (NGK):
F115A LFR6A-11
F115AET1 LFR6A-11
F150AET1 LFR5A-11
F150TR LFR5A-11
FL115AET1 LFR6A-11
FL150AET1 LFR5A-11
LF115A LFR6A-11
LF150TR LFR5A-11
Spark plug gap:
1.0–1.1 mm (0.039–0.043 in)
Control system:
Remote control
Starting system:
Electric starter
Starting carburetion system:
Electronic fuel injection
Valve clearance (cold engine) IN:
0.17–0.24 mm (0.0067–0.0094 in)
Valve clearance (cold engine) EX:
0.31–0.38 mm (0.0122–0.0150 in)
U63P1DE0.book Page 18 Tuesday, March 29, 2011 7:15 PM
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