40XMHS, 40XMHL, 40XWL & 40XWTL Yamaha Outboards

Engine Specifications: 40XMHS, 40XMHL, 40XWL & 40XWTL

Engine Type In-line 2
Displacement 703cm³
Bore x Stroke 80.0 x 70.0mm
Compression ratio 6.0:1
Starting enrichment Manual Choke
Scavenging Loop Charge
Fuel induction system 1 Carburettor
Lubrication system Pre-mixed Fuel and Oil
Oil-Fuel Mixing Ratio 50:1 (ZAF 100:1)
Engine oil capacity
Ignition system CDI
Ignition timing ATDC 2.0 – BTDC 23.0 deg.
Spark plug B7HS
Alternator MH: 80W (optional) W, WT: 6 A
Cooling system Raw-water, thermostatically controlled
Exhaust system Through Propeller Boss
Dry weight 72 – 81kg

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