VOR SM 503

   

Make Model

VOR SM 503

Year

2001

Engine

Four stroke, single cylinder, SOHC. 4 valves per cylinder.

Capacity

503 cc / 30.7 cu in
Bore x Stroke 95 x 71 mm
Compression Ratio 11.2:1
Cooling System Liquid cooled

Induction

Dell'Orto PHM 38Z5

Ignition

SEM electronic with 140W alternator

Starting

Electric and Kick

Spark Plug

NGK CR 7RK / NGK CR 8RK, advance: 32º

Clutch

8 sintered-plate + 7 metallic-plate in oil bath

Transmission

3 Speed

Final Drive

Chain

Gear Ratios

1st 18:28 / 2nd 21:26 / 3rd 23:24
Frame Perimetral frame, CrMo, Oval cross-section spars, aluminium rear frame

Front Suspension

Progressive system upside down fork, Paioli Kayaba 46 mm

Front Wheel Travel

260 mm / 10.2"

Rear Suspension

Single progressive hydraulic Öhlins shock absorber, low-high speed adjustable preload extension and compression

Rear Wheel Travel

295 mm / 11.2"

Front Brakes

Single 320 mm disc, 4 piston caliper

Rear Brakes

Single 220 mm disc, 2 piston caliper

Front Tyre

120/70-17

Rear Tyre

150/60-17

Dimensions

Length: 2120 mm / 83.5"

Wheelbase

1485 mm / 58.5"

Ground Clearance

330 mm / 13.0"

Seat Height

920 mm / 36.2"

Dry Weight

115 kg / 254 lbs

Fuel Capacity 

9 Litres / 2.4 US gal

Engine Oil Capacity 

1.4 Litres / 3.0 US pts