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General Information
Specifications
Items
Dimensions
Wheelbase
Wheel size
Seat height
Engine
Type
Cooling system
Coolant
Displacement
Bore and stroke
Ignition system
Spark plug
Gap
Ignition timing
Fuel type
Premix Oil type
Premix oil ratio after break
Carburetion
Slow (Pilot) Jet / Main Jet
Float Height
Transmission
Speed / Clutch
Final drive ratio
Chain
Transmission / clutch oil type
Quantity
Chassis
Front tire
Pressure
Rear tire
Pressure
Front fork
Fork oil type
Fork oil amount
Std settings
Rear Shock ( std settings)
4
General Information
- General
CX50 JR
35.75” (908mm)
10” (254mm)
23.9” (607 mm)
2-stroke, single cylinder, reed valve
Liquid-cooled
50/50 antifreeze-coolant / distilled water
49.8 cc
39 mm x 41.7 mm
Electronic, analogic advance
Autolite - XS61 & 4261
0.023” – 0.025” (0.58 – 0.64 mm)
0.040” (1.0 mm) Before Top Dead Center (BTDC)
High octane
pump
gasoline
Bel-Ray H1-R
Premix oil ratio after break-in
40:1 to 50:1
14 mm Dell’Orto
Slow (Pilot) Jet / Main Jet
55 / 92
16mm + 0.5mm (0.63” + 0.020”)
Single / Cobra 3 shoe
14/37 T
420
Transmission / clutch oil type
Cobra Venom 3 Shoe Clutch Milk
235 – 350 ml (8 – 12oz)
2.50 – 10
15 psi minimum
2.75 – 10
15 psi min.
(20 psi for hard pack or rocky conditions)
CARD 32mm USD Fully Adjustable w/ Smart Leg
2.5wt Bel-Ray Fork Oil
145 ml
Rear Shock ( std settings)
Smart leg: 3out,Compression and rebound 1 1/2
Compression Low 7, High 7, No Rebound Adj.
coolant / distilled water
0.040” (1.0 mm) Before Top Dead Center (BTDC)
(20 psi for hard pack or rocky conditions)
CARD 32mm USD Fully Adjustable w/ Smart Leg
rebound 1 1/2 out
Compression Low 7, High 7, No Rebound Adj.