1960-1979 Vespa Sprint Scooter Operation and Maintenance Manual
Shop manual for Vespa Sprint with 145cc 2-stroke engine specifications, carburetor adjustment, gear transmission diagram, and complete lubrication chart for Shell, BP, Esso, Castrol, and Mobil oils.
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Vespa Models Covered & Key Technical Specifications
Models: Vespa Sprint
Sub-models / Variants: VLB
Build Years: 1960–1979
Serial Numbers: VLB1M (Engine), VLB1T (Frame)
Technical Data:
- Engine displacement: 145.45 cc
- Bore / Stroke: 57 mm / 57 mm
- Compression ratio: 7.5:1
- Max speed: 94 km/h (58.4 mph)
- Fuel capacity: 7.7 liters (2.03 U.S. gal.)
- Spark advance: 22° ± 1° before T.D.C.
- Contact breaker gap: 0.3–0.5 mm (0.011–0.019 in)
- Total dry weight: 89 kg (195 lbs)
- Tyre pressure (front): 1.2 kg/cm² (17 lbs/sq in)
- Tyre pressure (rear solo): 1.75 kg/cm² (25 lbs/sq in)
- Tyre pressure (rear pillion): 2.5 kg/cm² (35 lbs/sq in)
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Vespa Sprint 1960–1979 Operation and Maintenance Manual
- Built for owners maintaining the 1960–1979 Vespa Sprint VLB series scooter
- Official Douglas (Sales & Service) Ltd. publication, Ref: Sprint/1.66/3m./L.B. 6507
- Includes 21 detailed technical illustrations covering engine section, transmission, and electrical circuit diagrams
- Accessible from your device as soon as the order is placed
- OCR text layer lets you jump to a torque spec by keyword
- Laid out for standard letter and A4 printing
- This vintage 1966 edition remains the primary reference for the VLB-series Vespa Sprint engine and chassis maintenance
Operational and Maintenance Scope
This 1960–1979 Vespa Sprint operation and maintenance manual outlines essential owner-level tasks and routine care. The document details the layout of controls, starting procedures, and gear selection, while providing specific guidance on the removal of engine cowlings, air cleaner servicing, and spark plug maintenance. Owners will find clear explanations for steering lock operation, fueling requirements using the 2% oil-petrol mixture, and procedures for wheel removal or headlight beam alignment to maintain optimal road safety.
Technical Specifications and Maintenance Data
The manual documents engine configuration, gear ratios, and chassis dimensions for the Vespa Sprint model. Cylinder head bolt torque values and proper spark plug heat ranges are provided in the technical reference tables. Valve clearance for the intake is listed at 0.11–0.20 mm in the cylinder head specification table. Ignition system timing and contact breaker gap values are explicitly defined for the 6V flywheel magneto setup. Coolant system capacity is not applicable to this air-cooled unit, though the gear box oil capacity and maintenance intervals are thoroughly documented for the 4000 km and 8000 km service milestones. Understanding how factory workshop documentation is structured is essential for owners restoring or maintaining these classic Italian scooters. Reference only — always consult a certified technician before performing service on this equipment.
An official 48-page Douglas Vespa OEM manual covering the 1960–1979 Vespa Sprint, documenting engine, chassis, electrical, and maintenance specifications for the VLB-series classic scooter build.
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