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S p e c s: VBB1T1st gear: 13.35: 1 2nd gear: 9.32: 1 3rd gear: 6.64: 1 4th gear: 4.73: 1clutch: wet - multiplate Before serial #31001 carburetor: Dell'Orto SI 20/17B After serial #31001 carburetor: Dell'Orto SI 20/17C main jet: 100 slow running jet: 42 diffuser: BE/1 main air bleed: 185 throttle valve: No 7.0ignition: contact breaker & coil ignition timing: 28 deg. BTDC breaker gap: 0.3 - 0.5 mm voltage: 6 volt max stator output: 6v - 35w wheels: 8" wheel hubs: cast w/cooling fins tires:3.00 x 8 click for the VBB1T electrical page |
Note: Aluminum trim on the side cowls appeared after serial # 71001 (1961) | |||||||||||
Note: Before serial number 31001 the choke was engaged by a small adjustable flap at the carb box intake. After 31001 the carb box had the flap removed and the choke was made integral to the carburetor itself. The carburetor can be seen here. | ||||||||||||