TECHNICAL DATA - ENGINE »
TYPE 450 SMR 560 SMR
Design Liquid-cooled single cylinder 4-stroke engine with balancer shaft
Displacement 449,4 cm3 565,5 cm3
Bore/Stroke 95 / 63.4 mm 100 / 72 mm
Ratio 12 : 1 11 : 1
Fuel unleaded fuel with at least RON 95 (USA = Premium RON 91)
Valve timing 4 valves over rocker arm and 1 overhead camshaft, camshaft drive through single chain
Camshaft 590/5521
Valve diameter Intake 35 mm (Titan)
Valve diameter Exhaust 30 mm (Titan)
Valve clearence cold Intake 0.1 – 0.15 mm
Valve clearence cold Exhaust 0.1 – 0.15 mm
Crank shaft bearing 2 cylinder roller bearing
Connecting rod bearing needle bearing
Top end bearing bronze bushing
Piston alluminium alloy forged
Piston rings 1 compression ring, 1 oil scraper ring
Engine lubrication pressure circulation lubrication with two rotor pumps
Engine oil full synthetic oil (Motorex Power Synt 4T 10W/50)
Quantity of engine oil 1,25 liters
Primary ratio straight geared spur wheels 33:76 Z
Clutch multi disc clutch in oil bath
Transmission claw shifted 6-speed
Gear ratio
1st Gear 16:32
2nd Gear 18:30
3rd Gear 20:28
4th Gear 22:26
5th Gear 24:24
6th Gear 21:18
Ignition system contactless DC-CDI ignition with digital advanced system by KOKUSAN
Generator 12V 40W
Spark plug NGK DCPR 8 E
Spark plug gap 0,6 mm
Cooling system liquid cooled, permanent rotation of cooling liquid through mechanically driven water pump
Cooling liquid 1 liter, 50% antifreeze, 50% distilled water, at least -25° (-13° F)
Starting equipment kickstarter
ENGLISH
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BASIC CARBURATOR SETTING
450 SMR 560 SMR
Type Keihin FCR-MX 4122B Keihin FCR-MX 4125E
Main jet 185 190
Jet needle OBDTP OBDTP
Idling jet 40 42
Main air jet 200 200
Idling air jet 100 100
Needle position 4th from top 5th from top
Starting jet 85 85
Mixture control screw open 1,5 1,5
Slide 15 15
Performance restrictor – –
Stop pump membrane 858 / 2,15 mm 858 / 2,15 mm
Hot start device 2,2 mm 2,5 mm