Target Audience:
Moto Guzzi California Stone Metal owners and independent repair shops seeking to identify and source correct replacement parts.
Value Proposition:
Provides essential OEM part identification for a specific generation of a popular cruiser motorcycle, facilitating efficient maintenance and restoration.
Usability:
Easy to understand and navigate due to clear diagrams and organized part listings.
Completeness:
Full version implies coverage of all major component groups for the specified models.
Engine Components:
Cylinder heads, pistons, crankshaft, camshafts, valves, oil pump, cooling system components, intake manifold, exhaust system components.
Transmission Components:
Clutch assembly, gearbox internals, drive shaft, final drive components.
Chassis Frame:
Frame sections, mounting brackets, swingarm, steering head components.
Suspension Components:
Front forks, rear shock absorbers, linkages, bearings.
Brake System Components:
Calipers, master cylinders, brake lines, discs, pads, levers, pedal components.
Electrical System Components:
Wiring harnesses, battery, alternator, starter motor, ignition components, lighting, switches, relays, sensors.
Fuel System Components:
Fuel tank, fuel pump, fuel injectors, fuel lines, throttle body (if applicable).
Bodywork Trim:
Fairings, tanks, fenders, seat, luggage rack, mirrors, indicators, controls, dashboard components.
Fasteners Hardware:
Bolts, nuts, washers, clips, special fasteners, identifying specific hardware for assembly.
Assembly Identification:
Detailed exploded views illustrating part placement and relationships within assemblies.
Part Number Lookup:
Comprehensive listing of OEM part numbers for ordering and replacement.
Component Interchangeability:
Implicitly defines which parts are common across different versions within the specified model years.
Depth Level:
Detailed part identification and breakdown, suitable for parts sourcing, basic assembly understanding, and component recognition.
Quality:
Clear, crisp viewing. Full version implies comprehensive data.
Searchable:
Typically PDF format allows for text searching, enhancing navigation.
Format For Printing:
Digital Download (Printable)
Suggested Print Paper:
Standard or semi-gloss paper for clear image reproduction.
Operating Systems:
All Versions of Windows, Mac, and Linux
Software:
Adobe PDF Reader
Delivery:
Instant High Speed Download
Configuration:
Longitudinal 90° V-twin (L-twin)
Displacement:
Typically 1064cc for the California Stone series during this period, though some later models might have 1064cc or 1100cc variants. Specific checks against VIN are recommended.
Engine Code:
Often denoted by 'GU' followed by engine family and displacement (e.g., GU700 series for 1064cc).
Horsepower:
Approx. 70-75 HP (subject to specific model year and tune).
Torque:
Approx. 90-95 Nm (subject to specific model year and tune).
Induction:
Fuel Injection (Weber Marelli or similar, depending on the exact year/market).
Fuel Type:
Unleaded Gasoline
Ignition System:
Digital Electronic Ignition
Type:
Air-cooled with oil cooler
Crash Test Data:
N/A (Motorcycle specific safety ratings are not typically conducted or published in the same way as automobiles).
Braking System:
Typically Brembo disc brakes front and rear, often with linked braking system (Integral ABS on some later variants).
Lighting:
Halogen headlamp, LED tail light (on later models), front and rear turn signals.
Frame Construction:
Steel double-cradle frame providing robust chassis integrity.
Audio System:
Typically no integrated infotainment system; provision for aftermarket audio installations.
Instrumentation:
Analog speedometer and tachometer, fuel gauge, indicator lights. Chrome finish is characteristic of the 'Metal' trim.
ABS:
Optional on some later models within this range, check specific bike. If present, it would be a key feature identified in the parts catalog.
Oil Change Interval:
Typically every 6,000-10,000 km or annually, whichever comes first. Check manual for precise intervals.
Valve Adjustment Interval:
Generally every 10,000-20,000 km, depending on the specific engine variant and manufacturer recommendation. This manual's technical depth would confirm precise intervals.
Engine Oil Viscosity:
Commonly 10W-50 or 20W-50 for air-cooled V-twins, specific grade to be confirmed in the manual or owner's manual. API SG or higher is typical.
Gearbox Oil Type:
Hypoid gear oil (e.g., SAE 80W-90 or 75W-90).
Final Drive Oil Type:
Hypoid gear oil (e.g., SAE 80W-90).
Brake Fluid Type:
DOT 4 (unless specified otherwise for specific models with ABS).
Coolant Type:
N/A (Air-cooled engine, but oil cooler fluid is engine oil).
Common Wear Items:
Clutch plates (especially if ridden hard), exhaust gaskets, wheel bearings, fork seals, electrical connectors (corrosion).
Potential Failures:
Fuel pump reliability (on some early EFI systems), stator output (over time), starter solenoid issues.
Maintenance Tips:
Regular checking and topping up of engine oil, careful inspection of shaft drive boot for tears, cleaning fuel injectors periodically.
Manufacturer:
Moto Guzzi, established in 1921, renowned for its V-twin engine configurations and classic Italian styling.
California Lineage:
The California model line, first introduced in 1971, is Moto Guzzi's flagship cruiser, evolving through various engine sizes and stylistic updates. The 'Stone' variant emphasized a more minimalist, 'raw' aesthetic.
Manufacturing Location:
Mandello del Lario, Italy
Production Period For Model:
California Stone was part of the larger California series, with this specific generation (2002-2009) representing a significant iteration of the classic cruiser.
