🏷️ Basic Information Identification Make: Hodaka Model: 90cc & 125cc Singles Model Variant: Various single-cylinder models Codes Product Name: Hodaka 90cc 125cc Singles 1964-1975 Service Repair Workshop Manual Download PDF 👋 Introduction Market Position Target Audience: Hodaka owners, vintage motorcycle enthusiasts, mechanics specializing in classic Japanese motorcycles, restorers. Competitive Analysis Value Proposition: Provides professional-grade repair information for a comprehensive range of Hodaka singles from a crucial production period, at a single purchase price with lifetime access. Key Features Accuracy: Factory-sourced information, mirroring what professional technicians use. Completeness: Covers all repair, servicing, and troubleshooting procedures. Visual Aid Quality: Hundreds of pages with detailed photos and exploded diagrams. 📋 Manual Details Coverage Areas Years Covered: 1964-1975 Engine Displacements Covered: 90cc, 125cc Model Types Covered: Single-cylinder models (specific model names not detailed in product info, but implies common Hodaka singles of the era) Page Count Estimated Page Count: Hundreds (as stated in description, specific number not provided) Manual Type Type: Service Repair Workshop Manual Language Language: English Format Digital Format: PDF Download 📖 Manual Coverage Systems Covered Engine Repair: Full engine disassembly, assembly, tuning, and troubleshooting for 90cc and 125cc single-cylinder engines. Transmission Repair: Service and repair of the gearbox, clutch, and shifting mechanisms. Carburetion: Detailed coverage of carburetor models used, including adjustment, cleaning, and rebuilding. Ignition System: Service and troubleshooting of the points, condenser, coil, and spark plug system. Fuel System: Inspection and repair of the fuel tank, petcock, and fuel lines. Electrical System: Wiring diagrams, lighting, charging system (alternator/generator), and troubleshooting of electrical faults. Suspension System: Front fork and rear shock absorber servicing, lubrication, and repair. Brake System: Drum brake adjustment, lining replacement, and linkage servicing. Wheel And Tire: Spoke tensioning, wheel bearing maintenance, and tire inspection. Frame And Bodywork: Frame inspection, fender and seat mounting, and general body panel maintenance. Procedures Included Routine Maintenance: Oil changes, chain lubrication and adjustment, spark plug replacement, air filter cleaning. Troubleshooting: Systematic diagnosis of common running problems, starting issues, and performance degradation. Engine Rebuilds: Complete engine overhauls, including piston, ring, cylinder, and crankshaft bearing replacement. Clutch Adjustment And Replacement: Detailed steps for clutch engagement and component replacement. Carburetor Tuning And Rebuilding: Step-by-step instructions for optimal fuel mixture and performance. Electrical Component Testing: Methods for testing coils, stators, and other electrical parts. Front Fork Service: Fork oil changes, seal replacement, and spring inspection. Brake System Adjustment: Correct setting of brake levers and pedal for safe operation. Technical Depth Depth: Comprehensive, covering all aspects from basic user maintenance to full mechanical rebuilds. Suitable for professional mechanics and serious home restorers. Detail Level: High, with detailed photos and diagrams. 📊 Manual Specifications File Format Format Details: PDF, downloadable, usable on computers, tablets, and smartphones. Print Quality Printability: Printable (single pages or entire manual). Binding Type Binding: Not applicable (Digital Download) Paper Type Paper Type: Not applicable (Digital Download) Licensing Usage Rights: Lifetime use, unlimited installations on multiple devices. Updates: No expiry, no renewal fees, no additional costs. ⚙️ Engine Specifications Primary Engine Engine Type: Single-cylinder, two-stroke (common for Hodaka of this era) Displacement Options: 90cc, 125cc Cooling System: Air-cooled Performance Horsepower Range: Typically 7-15 HP depending on model and displacement (specific figures not provided, but industry standard for the period) Torque Range: Not specified in product info, but generally moderate for class. Fuel System Carburetor Type: Various Mikuni or similar Japanese carburetors (specific models would be detailed in manual) Fuel Type: Unleaded gasoline with appropriate oil mix for two-stroke engines (e.g., 20:1 or 25:1, specified in manual) Lubrication Premix Ratio: Typically 20:1 or 25:1 for vintage two-strokes, but specific to model and manual guidance. 🔧 Transmission Standard Type: Manual (likely constant mesh, sequential gearbox) Number Of Gears: Likely 4 or 5 speeds (common for the era) Features Clutch Type: Wet multi-plate Final Drive: Chain drive 📐 Dimensions Exterior Wheelbase: Varies by model, but typically compact for off-road/light trail use. Weights Dry Weight: Approx. 150-200 lbs (specifics vary by model, e.g., Wombat, Scrambler) 🛡️ Safety Features Ratings Crash Test Data: Not applicable (vintage motorcycle, no formal crash testing as in modern cars). Active Features Braking System: Drum brakes front and rear (standard for the era and model type). Passive Features Lighting: Headlight, taillight, brake light (subject to local regulations and wiring configuration). 💡 Technology Features Infotainment Features: Not applicable (vintage motorcycle focused on mechanical operation). Driver Assistance Features: Not applicable (vintage motorcycle focused on mechanical operation). 🔧 Maintenance Service Intervals Oil Change Recommendation: Every 1,000-1,500 miles or annually, or as per manual's specific recommendation. Gearbox oil change is also critical. Spark Plug Replacement: Typically every 3,000-5,000 miles or as needed based on plug condition. Chain Lubrication Adjustment: Every 500 miles or after washing/wet riding. Fluid Specifications Engine Oil: Two-stroke pre-mix oil meeting API-TC or JASO FD specifications (exact grade and ratio specified in manual). Transmission Oil: Typically SAE...