2003 Aprilia Scarabeo 50 ie / 100 4T Service Manual
Aprilia Models Covered & Key Technical Specifications
Models: Aprilia Scarabeo 50 i.e., Aprilia Scarabeo 50 4T, Aprilia Scarabeo 100 4T
Sub-models / Variants: 50, 100, 4T, i.e., 4T2V, Drum brake version, Version with lights always on, Version with stoplights on
Trade Names: Scarabeo
Model Years: 2003
Serial Numbers: 8140696 UK
Technical Data:
- Engine type: Horizontal single-cylinder
- Engine displacement: 49.38 cm³ (50 i.e.), 49.9 cm³ (50 4T), 96.21 cm³ (100 4T)
- Compression ratio: 10.5:1 (50 i.e., 100 4T), 11.5:1 (50 4T)
- Starting system: Electric (50 i.e., 50 4T), Electric + Kick starter (100 4T)
- Fuel system: Keihin CVK 17 (50), Keihin CVK 20 - Dellorto PHVD 22 (100)
- Drive system: Automatic continuous variator with V-belt
- Max loading capacity: 180 kg (396.8 lbs)
Aprilia Manual Features & Content Preview
- Covers 2003 Aprilia Scarabeo 50 i.e., 50 4T, and 100 4T models, including electronic injection and 4-stroke carbureted variants
- Original OEM publication (Form 1118 2, February 2003) acting as the reference document for the 8140696 UK-series build
- Contains 80 pages detailing technical specifications, maintenance schedules, and repair reference data
- Features comprehensive tightening torque tables for frame, engine, suspension, and braking assemblies
- Details electrical system reference values, fuse ratings, and bulb specifications
Technical Content Overview
The 2003 Aprilia Scarabeo 50/100 4T service documentation equips technicians and owners with the factory-authorized specifications essential for maintaining the 50 i.e., 50 4T, and 100 4T platforms. The material is organized systematically by major component groups. It breaks down the engine, frame, electrical, fuel, transmission, and braking assemblies into dedicated sections for each model variant. Proper adherence to OEM guidelines and standard workshop safety protocols is critical when handling these systems to prevent component damage or personal injury. This manual provides the structural and diagnostic outlines necessary to plan any maintenance or repair procedure effectively.
Specifications and Reference Data
Accurate tolerances are non-negotiable in a professional environment. Technical data includes comprehensive torque specifications for metric ISO fasteners ranging from M4 to M16. For example, rear wheel nuts require 130 Nm, while handlebar clamp screws call for 44 Nm. The manual documents extensive electrical benchmarks. Generator outputs are rated at 140 W for the 50 i.e. and 120 W for the 100 4T.
You will also find critical fluid and timing parameters. Coolant system capacity for the Scarabeo 100 is 850 cm³. The service interval chart mandates valve clearance verification every 24,000 km. Ignition timing is fixed at 26° for the 50 4T, whereas the 50 i.e. utilizes a variable curve mapping 20° at 4000 rpm.
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