Page 155 - LIT-18626-14-68

SportsBoat_F7H10.book Page 147 Wednesday, June 14, 2023 4:18 PM

Specifications

ITEM Specification
1900 cc engine models
Bore × stroke
88.0 × 78.0 mm (3.46 × 3.07 in)
1800 cc engine models (4-star)
86.0 × 78.0 mm (3.39 × 3.07 in)
1900 cc engine models
Compression ratio
11.2 : 1
1800 cc engine models (4-star)
11.0 : 1
Valve clearance-intake (cold) 0.14–0.23 mm (0.0055–0.0091 in)
Valve clearance-exhaust (cold) 0.28–0.37 mm (0.0110–0.0146 in)
Lubrication system Wet sump
Cooling system Water
Starting system Electric
Ignition system T.C.I.
Spark plug (NGK) LFR6A
Spark plug gap 0.8–0.9 mm (0.031–0.035 in)
Battery capacity 12 V, 85 Ah
Charging system Flywheel magneto
Drive unit
Propulsion system Jet pump
Jet pump type Axial flow, single stage
Impeller rotation Counterclockwise
Pitch angle 14.0°
Transmission Direct drive from engine
Jet thrust nozzle angle 23+23°
Jet thrust nozzle trim angle 3°
Fuel and oil
Recommended fuel Regular unleaded gasoline
Minimum octane rating (PON) 86
Minimum octane rating (RON) 90
Fuel tank total capacity 152 L (40.2 US gal, 33.4 Imp.gal)
YAMALUBE 4W or 4-stroke motor oil
Recommended engine oil

Recommended engine oil type SAE SAE 10W-30, 10W-40, 20W-40, 20W-50
1900 cc engine models
Recommended engine oil grade API
API SG or higher
1800 cc engine models (4-star)
API SJ or higher

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