Target Audience:
Harley-Davidson owners performing their own maintenance and repairs, independent repair shops, and enthusiast mechanics.
Value Proposition:
Provides factory-level detail and accuracy, crucial for maintaining the integrity and performance of Harley-Davidson motorcycles, often at a fraction of dealership service costs.
Comprehensiveness:
Covers all aspects of the motorcycle, from basic maintenance to complete engine and transmission rebuilds, ensuring users have the information for virtually any task.
Illustrations:
Features clear, step-by-step instructions accompanied by detailed diagrams and illustrations to aid in understanding complex procedures.
Systems Covered:
Engine (1584cc Twin Cam 96), Transmission (6-speed Cruise Drive), Primary Drive, Fuel System (Electronic Sequential Port Fuel Injection - ESPFI), Ignition System, Electrical System (including lighting, starting, charging, instrumentation), Frame, Suspension (front fork, rear shock absorbers), Brakes (front and rear), Wheels and Tires, Clutch, Controls, Bodywork, Emissions Control Systems, Diagnostics, Troubleshooting, Maintenance Procedures, Specifications, Torque Values.
Estimated Page Count:
Approximately 600-800 pages (typical for comprehensive service manuals of this era).
Manual Type:
Service Repair Workshop Manual
Format:
Downloadable Digital File (likely PDF)
Engine Management:
Detailed coverage of ESPFI system, including sensor locations, diagnostic codes, fuel injector operation, and throttle body service.
Electrical Diagnostics:
Comprehensive wiring diagrams, component testing procedures, and troubleshooting guides for all electrical circuits.
Drivetrain:
In-depth instructions for primary drive, clutch assembly, 6-speed Cruise Drive transmission service, and final drive belt inspection and adjustment.
Routine Maintenance:
Oil changes (engine, primary, transmission), filter replacements, spark plug service, drive belt inspection and adjustment, brake fluid checks, tire pressure and wear checks.
Component Overhaul:
Detailed disassembly, inspection, repair, and reassembly procedures for engine internals, transmission gears, clutch, suspension components, and brake calipers.
Troubleshooting Guides:
Systematic approaches to diagnosing common and complex problems, including symptom-based troubleshooting charts and fault code interpretation.
Diagnostic Capabilities:
Includes procedures for using diagnostic tools (like Harley-Davidson's Digital Technician) for reading and clearing fault codes, performing actuator tests, and data logging.
Rebuild Procedures:
Comprehensive instructions for engine disassembly, cylinder head service, piston and ring replacement, crankshaft inspection, and transmission gearset overhaul.
Wiring Diagrams:
High-quality, detailed wiring diagrams for all electrical systems, color-coded for clarity.
Engine Type:
Air-cooled, Twin Cam 96 V-Twin
Displacement:
1584 cc (96 cubic inches)
Bore X Stroke:
3.75 in x 4.38 in (95.25 mm x 111.25 mm)
Compression Ratio:
9.0:1 (typical for Twin Cam 96)
Horsepower:
Approx. 70-75 HP (est. at crankshaft, varies slightly by model and tuning)
Torque:
Approx. 90-95 ft-lbs (est. at crankshaft, varies slightly by model and tuning)
Fuel Delivery:
Electronic Sequential Port Fuel Injection (ESPFI)
Fuel Type:
Unleaded gasoline, minimum 91 octane (RON + MON / 2)
Transmission Type:
6-speed Cruise Drive
Gear Ratios:
1st: 9.312, 2nd: 6.445, 3rd: 4.759, 4th: 3.795, 5th: 3.223, 6th: 2.790 (typical for 6-speed Cruise Drive)
Primary Drive Type:
Duplex chain, wet clutch, 34/46 ratio
Final Drive Type:
Belt, 32/66 ratio
Clutch Type:
Hydraulic, multi-plate wet clutch
Transmission Fluid Type:
Harley-Davidson Formula+ Transmission/Primary Chaincase Lubricant or equivalent SAE 50 API GL-1 lubricant.
Wheelbase:
Approx. 64.2 inches (1630 mm) (varies slightly by specific Dyna model)
Seat Height:
Approx. 26.5 inches (673 mm) (unladen, varies by model)
Dry Weight:
Approx. 650-680 lbs (295-308 kg) (varies by model)
Gross Vehicle Weight Rating Gvwr:
Approx. 1000-1030 lbs (454-467 kg) (typical)
Crash Test Data:
Motorcycles are not subject to standardized crash testing like automobiles; however, the Dyna platform is known for its robust frame and stable handling characteristics.
Braking System:
Dual-piston calipers front and rear, with optional ABS (Anti-lock Braking System) on some models. Brake fluid type: DOT 4.
Lighting:
Halogen headlight, LED taillight/brake light, amber incandescent turn signals.
Chassis Design:
Steel, tubular frame and swingarm contribute to structural integrity and predictable handling.
Instrumentation:
Analog speedometer with integrated tachometer, LCD display for odometer, trip meter, gear indicator, fuel level, and diagnostic codes. Factory radio/audio systems were optional on many Dyna models.
ABS Availability:
Anti-lock Braking System (ABS) was an optional feature on many 2010 Dyna models, enhancing braking control.
Diagnostic Port:
OBD-II compliant diagnostic connector for use with digital diagnostic tools.
Initial Service:
First service typically at 1,000 miles (1,600 km) or 6 months, whichever comes first.
Subsequent Engine Oil Change:
Every 5,000 miles (8,000 km) or 12 months.
Subsequent Transmission Primary Oil Change:
Every 10,000 miles (16,000 km) or 24 months.
Drive Belt Inspection:
Inspect every 5,000 miles (8,000 km).
Engine Oil Type:
Harley-Davidson SYN3 (20W-50 Full Synthetic) or equivalent API CI-4 rated motorcycle engine oil.
Engine Oil Capacity:
3.5 US quarts (3.3 Liters) with filter change.
Primary Chaincase Oil Type:
Harley-Davidson Formula+ Transmission/Primary Chaincase Lubricant or equivalent SAE 50 API GL-1.
Primary Chaincase Oil Capacity:
1 US quart (0.95 Liters).
Transmission Oil Type:
Harley-Davidson Formula+ Transmission/Primary Chaincase Lubricant or equivalent SAE 50 API GL-1.
Transmission Oil Capacity:
24 fl oz (0.71 Liters).
Brake Fluid Type:
DOT 4, DOT 5.1 approved for ABS models where applicable.
Cam Chain Tensioner Wear:
Early Twin Cam engines (pre-2007) experienced wear on the hydraulic cam chain tensioners; 2010 models with Twin Cam 96 are generally less prone but still warrant inspection.
Crankcase Breather System:
Some Dyna models can experience oil misting from the breather system, which the manual addresses with potential updates or modifications.
Primary Drive Belt Tension:
Incorrect primary drive belt tension can lead to premature bearing wear; proper adjustment is critical.
Harley Davidson Legacy:
Founded in 1903, Harley-Davidson is an iconic American motorcycle manufacturer renowned for its V-twin engines, distinctive styling, and a rich history of performance and customization.
Dyna Platform Origin:
The Dyna line, introduced in 1991, was designed to offer a blend of classic styling with modern performance and handling, bridging the gap between the traditional Big Twin and the Sportster.
Twin Cam 96 Introduction:
The Twin Cam 96 engine, introduced in 2007, replaced the Evolution Big Twin, offering increased displacement, power, and torque, becoming the standard for most Harley-Davidson Big Twin models including the Dyna.
Production Period For 2010 Models:
Models were manufactured for the 2010 model year, with production typically beginning in the latter half of 2009.
Manufacturing Locations:
Primarily assembled at Harley-Davidson's York, Pennsylvania, and Kansas City, Missouri facilities.
