ENGINE. |
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Bore 68 m.m., 2.677-in. Stroke 96 m.m., 3.779-in. Cubic capacity (swept volume) 349 c.c., 21.29 cu. ins. Rated horse power (A.C.U. Rating) 3.5 h.p. |
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Running tappet clearances (set cold) : Inlet .005-in. Exhaust : .005-in. These are running clearances. Different clearances must be employed for checking the valve timing. |
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Engine-prefix letters and serial number stamped on left-hand side of crankcase just below the cylinder base face. See page 34. |
GEARBOX. |
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Overall gear ratios with standard size (21 teeth) Sprocket on gearbox : First, 14.0. Second, 9.6. Third, 7.3. Fourth (top), 5.5. Gearbox prefix letters and serial number stamped on top of housing. |
TANK CAPACITIES. |
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Fuel Tank : 3 gallons ; 13.6 litres ; 3.6 U.S. gallons. |
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Oil Tank : ½ gallon ; 2.27 litres ; .6 U.S. gallon. |
TRANSMISSION. |
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Primary Drive Sprockets : Engine, 21 teeth ; Clutch, 44 teeth. |
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Rear Drive Sprockets : Gearbox, 21 teeth (solo) ; Rear hub, 55 teeth. |
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Primary Chain : Pitch, .5-in. ; Width, .305-in. ; Roller diameter, .335-in., 67 Pitches. |
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Rear Chain : Pitch, .5-in. ; Width, .305-in. ; Roller dia., .335-in. 124 pitches. |
WHEELS AND TYRES. |
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Front Rim : WM2 x 19-in. Front Tyre : 19 x 3.25-in. |
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Rear Rim : WM2 x 19-in. Rear Tyre : 19 x 3.25-in. |
FRAME IDENTITY NUMBER. |
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Prefix letters and serial number stamped on right-hand side of front saddle lug. |
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Please quote engine prefix letters and serial number on all |