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Cylinder volume :
59.42 cc
Bore :
41.80 mm
Max. theoretical bore :
42 mm
Stroke :
43.30 mm
Cooling system :
Air
Inlet system :
Piston valve
Number of carbs :
1
Cylinder/crankcase transfers :
2
Inlet/exhaust ports number :
1 / 2
Combustion chamber shape :
Spherical
Selettra ignition :
4 poles
Distance between Conrod centers :
96 mm
Carb Tillotson HL Carb.
334B 19.8mm
Number of piston rings
1
Big end conr. Ball-bearing diam.
18X24X15
Crankshart ball-bearing diam.
20X47X14
Small end conr. Ball-bearing diam.
12X16X16
Conrod material :
Steel
Crankshaft material :
Steel
Head material :
Aluminium
Cylinder material :
Aluminium
Liner material :
Iron
Crankcase material :
Aluminium
Piston material :
Aluminium
Piston rings material :
Iron
Exhaust muffler material :
Sheet-steel
Ball-bearings :
6204 type
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