Bridgestone 350 SPECIFICATION AND SERVICE MANUAL

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Filed Under (Bridgestone) by admin on 03-12-2010

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Engine ( 1 ) Type : ( 2 ) Piston Displacement : ( 3 ) Bore & Stroke : ( 4 ) Compression Ratio : ( 5 ) Max. Brake Horse Power ( 6 ) Max. Torque : ( 7 ) Air Intake System : ( 8 ) Starting System : ( 9 ) Charging System : (10) Ignition System: (11) Ignition Timing: (12) Spark Plug: (13) Carburetor: (14) Engine Lubrication: (15) Fuel: (16) Transmission Oil: Performance ( 1 ) Max. Speed : ( 2 ) Climbing Ability : ( 3 ) Fuel Consumption : ( 4 ) Min. Turning Radius : ( 5 ) Acceleration : (Standing Start 1/4 mile) (Zero to 60 mph) : ( 6 ) Braking Distance : Frame and Suspension (1) Frame: (2) Front Suspension: (3) Rear Suspension: 2-stroke, Dual Cylinders 344.9cc (21.5 cu-inches) 61 mm × 59 mm (2.40 × 2.32 inches) 9.31:1 40 HP/7500 rpm 4.0 kg-m/7000 rpm Rotary disc valve Kick Starter A. C. Generator Contact breaker gap : 0.3 – 0.4 mm (0.012 – 0.016 inches) Battery (25+1-2) degrees before T.D.C. N.G.K. B-8H, Electrode gap : 0.6 mm (0.024 inches) Type AMAL VM 26 SC Venturi: 26 mm Main Jet No.: 130 Throttle Valve Cut Away: 2.0 Air Jet : 2.0 Adjustment of Needle Jet : 0.6 Pilot Jet: 22.5Pilot Air Screw Position: 2 turns out Needle Position: 3 2 cycle oil Regular Gasoline 1.5 liter (2/5 US gal.) in transmission case SAE No. 10W/30 in all seasons or SAE No. 30 in summer and SAE No. 20 in winter 100-110 mph 1 in 2 94 mpg/25 mph (40 km/litre at 40 km/h) 2.25 m (7.38 feet) 13.7 sec 5.2 sec (Less than 12m at 50 km/h) 39 feet, at 30 mph Pipe Frame, Cradle Type Telescopic Fork with Hydraulic Damper Swinging Arm with Hydraulic Damper
Technical Data 2 Transmission ( 1 ) Clutch : ( 2 ) Transmission : ( 3 ) Gear Ratio : Dimensions and Weight ( 1 ) Overall Length : ( 2 ) Overall Width : ( 3 ) Overall Height: ( 4 ) Saddle Height : ( 5 ) Wheelbase: ( 6 ) Road Clearance : ( 7 ) Tire Size (Front) : (Rear): ( 8 ) Tire Pressure (Front) : (Rear): ( 9 ) Caster : (10) Trail: (11) Banking Angle: (12) Net Weight: (13) Fuel Tank Capacity: (14) Oil Tank Capacity : Electrical Equipment ( 1 ) Head Light : ( 2 ) Tail Light : ( 3 ) Stop Light : ( 4 ) Speedometer Lamp : ( 5 ) Tachometer Lamp : ( 6 ) Neutral Indicator Lamp : ( 7 ) 5th Gear Indicator Lamp : ( 8 ) Headlight High Beam Lamp : ( 9 ) Battery : Manual, Multiple discs, Dry type Constant mesh 6-speeds Primary (Helical Gear) 1:3.095 Gear Box: 1st 1:2.46 2nd 1:1.647 3rd 1:1.25 4th 1:1.00 5th 1:0.852 6th 1:0.759 Secondary (Chain) : 1:2.40 Total Gear Ratio : 1st 1:18.27 2nd 1:12.23 3rd 1:9.29 4th 1:7.43 5th 1:6.33 6th 1:5.64 2,110 mm (83.1 inches) 825mm (32.5 inches) 1,115 mm (43.9 inches) 810mm (31.9 inches) 1,375 mm (54.1 inches) 145 mm (5.7 inches) 3.25-19 4 ply 3.25-19 4 ply 2.0kg/cm2 (28-30 lbs/in2) 2.2 kg/cm2 (30-32 lbs/in2 ) 63° 105 mm (4.15 inches) 46° 165 kg (363 lbs) 15 litre (3-4/5 US gal.) Including 3.2 litre (4/5 US gal.) reserve 2.5 litre (3/5 US gal.) 12V-35/30W 12V-7W 12V-23W 12V-3W 12V-3W 12V-3W

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Scooter VESPA G.S. MAIN SPECIFICATION

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Filed Under (Vespa) by admin on 11-11-2010

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Engine: Single cylinder, two-stroke, with reverse flow scavenge and high volumetric efficiency. Flat cast iron cylinder and pressure die ; cast, special aluminium alloy cylinder head. High strength, steel con. rod connected, trough a row of rollers, with the crankshaft which is built of three parts. Bore 57 min. (2.24°) Stroke 57 mm. (2.24″) Displacement 145.55 cc. (8.82 cu in.) Compression ratio 7 to 1 Starting: By means of kick-starter, right hand side of scooter. Transmission: Directly from engine to rear wheel through clutch, cush drive and gear box. . Fig. 02 – VESPA controls 1 – Fuel cock 2 – Throttle control grip 3 – Clutch control lever 4 – Front brake lever 5 – Horn 6 – Horn button 7 – Dimmer switch 8 – Gear change twistgrip 9 – Contact key 10 – Rear broke pedal 11 -Kick- starter 12 – Choke ro Gear change: 4 – speed drive with mesh gears in oil bath. Its adjustable twistgrip control is coupled with that of the clutch, on left hand side of handlebars (fig. 2). Clutch: Wet type; steel plates with cork inserts. Control by lever, on left hand side of handlebars, and adjustable cable. Ignition: By 6-pole flywheel magneto. Separated ignition coil with primary circuit fed by another coil inside the flywheel magneto. Lighting and horn: By flywheel magneto, with a. c. directly feeding head lamp (double filament bulb, 6 v, 25/25 w), and tail lamp, 6 v, 5w, when the switch is in position “2″. The town light (6 v, 3 w), tail lamp, STOP light and horn are fed by the 12 Ah battery, which is constantly re-charged through a metallic rectifier and impedance, when the key of the switch is in either position “0″ or “1″ (see Fig. 3). Frame: of special, thick steel sheet, pressed and spot welded, with streamlined monocoque type structure. Suspension: Front: stub axle and swinging hub with variable rate coil spring and double action hydraulic damper. Rear: swinging bracket for engine and wheel, with variable rate coil sprang and co-axial double action hydraulic damper.

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Vespa Primavera 125 Service Manual

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Filed Under (Vespa) by admin on 28-10-2010

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Clutch control (lever) and gear change (twist grip) – 2. Front brake lever – 3. Throttle twist grip – 4. Main switch unit – 5. Front brake shoes – 6. Rear brake pedal – 7. Kickstarter – 8. Gear selector and gear control adjusting screws – 9. Rear brake shoes – 10. Clutch – 11. Carburettor and air cleaner – 12. Choke control – 13. Fuel tap – 14. Lever securing dual seat – 15. Lever for removing engine flap. Fig. 2 – Installation of controls and transmissions PERFORMANCE AND SPECIFICATIONS Consumption (accord to CUNA Standard) 2 It/100 Km. (118 mls/U.S. gal.; 142 mls/imp. gal.), gasoline -oil mixture i. e. 2% oil. Max. speed (CUNA Standards) 85 Km/h 52.8 mph.). Carrying capacity 2 persons and 10 Kg. (22 lbs) of luggage. Range 280 Km ( 174 mls) Max fuel capacity: 5.6 It. (1.48 U.S. galls or 1.23 imp., galls ( incl. 1 It. – 0,26 U.S. galls or 0.21 imp. galls – of reserve). Wheel base 1180 mm (46″.5 ) Handlebar width 670 mm (26″.4 ) Total length 1665 mm (65″.6 ) Max height 1015 mm (40″.0 ) Min. ground clearance 225 mm ( 8″.86) Turning radius 1650 mm (64″.96) Total dry weight 73 Kg. ( 160 Ibs) ENGINE Single horizontal cylinder two stroke rotary distribution : i.e., carburated mixture is regulated by the crankshaft rotation. Displacement 121.17 cc. – 7.39 cu. in. Bore 55 mm – 2″.16. Stroke 51 mm – 2″.01. Compression ratio: 1 :8.2. Outer H. T. coil ignition. Spark advance 250 ± 1 ° before T. D. C. Sparking plug Bosch W 240 T 1 ; Champion L 86; AC 42 F; Marelli CW 240 N.
1. Steering column and front suspension – 2. Engine – 3. Crankcase clutch side with swinging arm pivoted to frame – 4. Rear suspension spring and hydraulic damper assy. – 5. Screw securing carburettor – 6. Bolt securing damper of rear suspension – 7. Bolt securing engine

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