Technical Data SM 610 2008

Engine
Type Single cylinder, 4-stroke, SOHC, 4 valve
Bore 98 mm
Stroke 76.4 mm
Displacement 576.28 cc
Compression ratio 11 : 1
Starting Electric
Cooling Liquid-cooled
Radiator 2
Lubrication Froced lubrication with lobew double pump
Ignition Digital C.D.I., with variable advance
Spark plug type NGK CPR 8E
Spark plug gap 0.55 - 0.65 mm
Fuel system Electronic injection feed
Clutch Wet, multi-plate, mechanic control
Driving disc number 8
Driven disc number 7

Chassis
Type Steel single tube cradle with steel round tubes
Rear frame with light alloy square tubes
Front suspension MARZOCCHI USD telescopic hydraulic fork with advanced axle, compression and rebound stroke adjustment
Fork leg diameter 45 mm
Fork travel 250 mm
Rear suspension SACHS Progressive Soft Damp type with single hydraulic shock absorber, spring pre-load adjustment. Compression and rebound adjustment (compression stroke - double adjustment)
Rear wheel travel 290 mm
Front brake 320 mm BREMBO floating disc type with hydraulic control and fixed caliper
Rear brake 240 mm BREMBO floating disc type with hydraulic control and floating caliper
Rim front 3.50" x 17", light alloy
Rim rear 4.25" x 17", light alloy
Tyre front 120/70-17" PIRELLI MTR 21-DIABLO
Tyre rear 150/60-17" PIRELLI MTR 22 Dragon-EVO
SM 610

Transmission
Primary drive Secondary drive
Engine sprocket 32 Z/teeth Trans sprocket 15 Z/teeth
Clutch gear 75 Z/teeth Rear wheel sprocket 45 Z/teeth
Transmission ratio 2.343 Transmission ratio 2.813
Type Constant mesh gear type Chain D.I.D 520 DS
Speed 6
Internal ratios 2.615 (34/13) Overall ratios 18.389
2nd   1.812 (29/16) 2nd   12.744
3rd   1.350 (27/20) 3rd   9.492
4th   1.091 (24/22) 4th   7.670
5th   0.916 (22/24) 5th   6.445
6th   0.769 (20/26) 6th   5.409
Electrical Equipment
Voltage 12 V
Head light 55/60 W
Pilot light 5 W
Tail light 5 W
Stop light 21 W
Turn signal 10 W
Battery 12 V - 12 Ah


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