🏷️ Basic Information

Make:

Suzuki

Model:

Mighty Boy

Engine Code:

F5A

Model Generation:

First and only generation of the Mighty Boy nameplate.

👋 Introduction

Vehicle Segment:

Kei car, microcar, light commercial vehicle (coupe utility/ute)

Competitors:

Dominated by other Japanese Kei manufacturers like Daihatsu (Mira), Honda (Today), Subaru (Rex), Mitsubishi (Minica).

Unique Selling Proposition:

Distinctive coupe utility body style, compact and economical operation, unique niche within the Kei car market.

Availability:

Very rare vehicle, making a comprehensive factory workshop manual highly valuable for owners and enthusiasts.

📋 Manual Details

Primary Coverage:

Full Factory Workshop Service and Repair

Estimated Pages:

Highly Comprehensive (Specific page count not provided, but typical for full factory manuals of this era is 300-600 pages)

Type:

Workshop Service Manual

Language:

Likely English (assuming typical market for such manuals, but confirmation recommended)

Format:

PDF

📖 Manual Coverage

Engine Systems:

Engine description, engine services not requiring removal, engine removal steps, engine disassembly, engine maintenance, engine reassembly, engine mounting

Fuel System:

Carburetor, air cleaner, fuel pump, fuel filter

Cooling System:

Engine cooling system, car heater

Ignition System:

Ignition system

Electrical Systems:

Starter motor, charging system, body electrical equipment

Drivetrain:

Clutch, gear shifting control, transmission and differential, drive shafts

Suspension Steering Brakes:

Suspension, steering system, brakes

Body:

Body

Maintenance Adjustments:

Maintenance service, adjustments, tightening torque schedule, service data, periodical inspection schedule

Diagnostics Troubleshooting:

Diagnosis procedures

Repair Replacement:

Minor service operations, replacement of components, disassembly and assembly of major components

Technical Bulletins:

New Model Technical Bulletin section suggests inclusion of factory updates and changes, adding significant value.

Depth:

Comprehensive (factory-level detail for all major systems, suitable for professional technicians and advanced DIYers)

Diagnostic Procedures:

Includes specific procedures for diagnosing engine, electrical, and mechanical faults.

📊 Manual Specifications

Format:

PDF

Searchability:

Likely text-searchable PDF, enhancing usability

Quality:

Dependent on source scan quality, but factory manuals are typically clear and legible

Binding:

N/A (Digital PDF format)

Paper:

N/A (Digital PDF format)

Manual Completeness:

Full Factory Workshop Manual, indicating a high level of detail and coverage across all vehicle systems.

⚙️ Engine Specifications

Engine Type:

Naturally Aspirated Inline-3 Cylinder

Displacement:

550 cc (0.55 Liters)

Engine Code:

F5A

Valve Configuration:

SOHC (Single Overhead Camshaft)

Horsepower:

Approximately 27-32 HP (exact figures vary by specific market and emission standards)

Torque:

Approximately 35-40 Nm (exact figures vary by specific market and emission standards)

Fuel Delivery:

Carburetor

Cooling Type:

Water-cooled

Oil Type Recommendation:

SAE 10W-30 or 10W-40 API SF or SG classification (consult manual for precise specifications and viscosity based on temperature).

Spark Plug Gap:

Typically 0.7-0.8 mm (refer to manual for exact specification)

Valve Clearance Cold:

Intake: 0.15-0.25 mm, Exhaust: 0.20-0.30 mm (typical figures, verify in manual)

🔧 Transmission

Transmission Type:

4-speed manual (standard)

Transmission Type:

3-speed automatic (optional in some markets/trims)

Drive Layout:

Front-engine, Front-wheel drive (FWD)

Manual Transmission Fluid:

API GL-4 SAE 75W-90 or 80W-90 gear oil (check manual for precise recommendation and capacity).

Automatic Transmission Fluid:

Dexron II or equivalent (for automatic variants, verify in manual).

📐 Dimensions

Length:

Approx. 3,195 mm (Kei car regulations limit length)

Width:

Approx. 1,395 mm (Kei car regulations limit width)

Height:

Approx. 1,350 mm

Curb Weight:

Approx. 540-590 kg (depending on equipment and transmission)

Gross Vehicle Weight Rating:

Typically around 800-850 kg

🛡️ Safety Features

Crash Test Results:

No modern crash test data available due to era of production. Vehicles of this class from the 1980s generally had minimal passive safety features by today's standards.

Active Safety:

Basic braking system, steering. ABS not typically equipped.

Passive Safety:

Seat belts. Structural integrity typical of 1980s Kei car design.

💡 Technology Features

Audio System:

Basic AM/FM radio, likely with cassette player. Speaker configuration typically limited.

Driver Assistance Features:

None by modern standards. Focus on fundamental vehicle operation.

Connectivity Options:

None.

🔧 Maintenance

Oil Change Interval:

Typically every 5,000-10,000 km or 6-12 months, depending on usage and oil type (refer to manual for precise intervals).

Air Filter Replacement:

Every 20,000-30,000 km or as needed based on operating conditions (refer to manual).

Spark Plug Replacement:

Every 20,000-40,000 km, depending on plug type (refer to manual).

Transmission Fluid Change:

Manual: Inspect every 20,000 km, change as needed or every 40,000-60,000 km. Automatic: Check level regularly, change as per manual schedule (typically 40,000-80,000 km).

Coolant Type:

Ethylene glycol-based antifreeze, typically mixed 50/50 with distilled water. Check manual for specific color/type and capacity.

Brake Fluid Type:

DOT 3 or DOT 4 (check manual for precise specification).

Common Wear Items:

Carburetor adjustments/cleaning, fuel system components (fuel pump, filter), ignition system components (distributor, coil, spark plug wires), suspension bushings, clutch wear.

Rust Corrosion:

As with many vehicles of this era, rust and corrosion can be significant issues, especially in areas with harsh winters or coastal climates. Body panels and undercarriage require regular inspection.

📚 Vehicle History

Suzuki Heritage:

Suzuki has a long history in automotive manufacturing, particularly known for its smaller, efficient vehicles and motorcycles.

Mighty Boy Development:

Introduced in 1983 as a unique variant of the Suzuki Cervo (SC11), featuring a coupe utility (ute) style cargo bed.

Production Years:

1983-1988

Manufacturing Location:

Japan

🏆 Awards & Recognition

Awards Achievements:

No major awards typically documented for this niche Kei vehicle, but it achieved cult status among enthusiasts for its unique design and practicality within its segment.