Manufacturer:
Associated Motor Cycles (AMC), Wolfshire Road, Plumstead, London, England
Production Years Covered:
1958 model range
Vehicle Type:
Single and twin cylinder motorcycles
Target Audience:
Professional motorcycle technicians and DIY owners restoring or servicing a 1958 AJS
Intended Use:
Workshop-level repair, rebuild, refurbishment and restoration reference
Completeness:
Complete service and repair manual covering every detail of the 1958 AJS range
Illustrations:
Detailed illustrations, diagrams, wiring schematics and specifications
Instructions:
Step-by-step diagnostic and repair procedures
Printable:
All pages printable - print only what you need for the workshop
Advantage Over Alternatives
Instant Access:
Instant PDF download - no shipping cost and no waiting for a CD or paper manual
Cost:
No shipping charges; significantly cheaper than original printed literature
Manual Type:
Factory-level service repair workshop manual
Coverage Depth:
Complete - covers every repair, maintenance, rebuild and restoration procedure
Delivery Method:
Instant download on completion of payment
Printing:
All pages printable
Page Count:
N/A - exact page count not specified for this download
Engine:
Complete teardown, inspection, overhaul and rebuild of single and twin cylinder engines
Fuel System:
Carburettor strip-down, cleaning, tuning and jetting
Ignition System:
Magneto/coil ignition service, timing and wiring schematics
Clutch and Transmission:
Clutch overhaul, gearbox removal, disassembly and rebuild
Frame and Suspension:
Frame inspection, front fork and rear suspension service
Wheels and Brakes:
Wheel building, hub overhaul, brake shoe inspection and adjustment
Electrical System:
Wiring schematics, lighting, charging and switchgear
Lubrication System:
Oil pump service, oil ways and lubrication intervals
Exhaust System:
Exhaust removal, inspection and refitting
Controls and Cables:
Throttle, clutch, brake and magneto cable adjustment and replacement
Diagnostics:
Fault-finding and diagnostic procedures for all major systems
Scheduled Maintenance:
Routine service and adjustment procedures
Repair Procedures:
Step-by-step repair instructions with detailed illustrations
Rebuild Procedures:
Complete engine, gearbox and component rebuild instructions
Torque Data:
Specifications and torque figures for fasteners and assemblies
Special Tools:
Special tool usage where factory tools are required
Measurements:
Wear limits, clearances and tolerance tables
Depth:
Full workshop depth - suitable for complete teardown and restoration, not just owner maintenance
Detail Level:
Exploded views, diagrams and schematics throughout
Part Numbers:
Reference to factory part numbers where given in procedures
Parts List:
N/A - this is a service manual, not a dedicated parts catalogue
Interchange Info:
N/A - not specified for this model
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Engine Range:
1958 AJS range including single cylinder and parallel twin engines
Typical Singles:
350cc and 500cc single cylinder OHV engines
Typical Twins:
Parallel twin engines of the era
Exact Displacements:
Refer to manual specifications chapter for your specific model
Power Output:
N/A - not specified in the description; see manual specifications
Compression Ratio:
N/A - listed per model within the manual
Carburettor:
Amal-type carburettor fitting, tuning and jetting procedures
Fuel:
Petrol (leaded-era fuel); consult manual for current fuel guidance
Fuel Tank Capacity:
N/A - not specified for this model
Gearbox Type:
Separate four-speed gearbox of the period (AMC unit-construction on applicable models)
Clutch:
Multi-plate wet clutch
Options:
N/A - options varied by model; see manual for your specific machine
Coverage:
Full gearbox removal, disassembly, inspection and rebuild procedures included
Adjustments:
Clutch and gear change linkage adjustment procedures
Wheelbase:
N/A - varies by model; see specifications chapter in manual
Overall Length:
N/A - not specified for this model
Seat Height:
N/A - not specified for this model
Ground Clearance:
N/A - not specified for this model
Curb Weight:
N/A - varies by model; see specifications chapter in manual
Crash Test Ratings:
N/A - crash testing did not exist for 1958 motorcycles
Era Standards:
Vehicle conforms to 1958 UK construction and use regulations of the period
Brakes:
Drum brakes front and rear; manual covers inspection and adjustment
Lighting:
Headlamp, tail lamp and pilot lamp circuits covered in wiring schematics
Frame Integrity:
Frame inspection and repair guidance for safe operation
Controls:
Correct cable routing and lever adjustment procedures
Audio System:
N/A - not applicable to a 1958 motorcycle
Instrumentation:
Speedometer and engine rev counter servicing covered
Lighting:
Full lighting circuit diagrams and switchgear included
Assistance Systems:
N/A - not applicable to this era of vehicle
Electrical Support:
Charging system (dynamo/magneto era) testing and overhaul procedures
Routine Service:
Periodic lubrication, tappet and ignition timing checks per factory schedule
Reference:
Full maintenance schedule contained within the manual
Engine Oil:
Period-correct engine oil grade recommendations included
Gearbox Oil:
Gearbox and primary chaincase oil specifications and capacities
Fork Dampers:
Front fork damper oil specification and filling procedure
Known Issues / Common Wear
Common Wear Items:
Brake shoes, cables, contact points, chain and sprockets
Restoration Focus:
Manual supports rebuild, refurbishment and restoration of worn components
Manufacturer:
AJS, established 1909 in Wolverhampton, England; by 1958 part of Associated Motor Cycles (AMC)
AMC Era:
1958 models built alongside Matchless machines with shared AMC engineering
1958 Position:
Final years of the classic AMC era before the later industry changes
Shared Components:
Many drivetrain and frame components shared with Matchless equivalents
Factory:
AMC works, Plumstead, London, England