Suzuki RG250 1987 Factory Service Repair Manual

常规价格: $16.99
促销价: $16.99
常规价格
单价: 单价

🏷️ Basic Information Identification Make: Suzuki Model: RG250 Year: 1987 Codes Model Code: RG250 Gamma (GJ21B/GJ21D depending on market) 👋 Introduction Market Position Segment: Lightweight sportbike, 250cc class, known for...

26 people are viewing this right now

类型: Motorcycle

斯库: 370299

标签: 1987 Motorcycle Motorcycles RG Series RG250 Suzuki

产品多属性

Description

🏷️ Basic Information

Identification

Make:

Suzuki

Model:

RG250

Year:

Codes

Model Code:

RG250 Gamma (GJ21B/GJ21D depending on market)

👋 Introduction

Market Position

Segment:

Lightweight sportbike, 250cc class, known for performance and handling.

Competitive Analysis

Competitors:

Yamaha RZ250, Kawasaki KR250, Honda CBR250R (though the RG250 was more of a direct competitor to the RZ).

Key Features

Engine Type:

Liquid-cooled, two-stroke, parallel-twin engine.

Frame Type:

Aluminium alloy twin-spar frame (a significant feature for its era).

Suspension System:

Monoshock rear suspension with Suzuki's proprietary 'Full Floater' linkage system.

Performance Reputation:

Renowned for its sharp handling, quick acceleration, and race-inspired design.

📋 Manual Details

Coverage Areas

Primary Coverage:

Factory Service Repair Manual

Page Count

Estimated Page Count:

200-300 Pages (typical for this era of service manual)

Manual Type

Type:

Factory Service Manual

Language

Language:

English (presumed, based on product description)

Format

Format:

Printed Manual (implied by 'handy, easy to read reference book')

📖 Manual Coverage

Systems Covered

Engine:

Complete engine overhaul, disassembly, assembly, inspection, tuning, and troubleshooting for the 247cc liquid-cooled two-stroke twin-cylinder engine.

Fuel System:

Carburetor (Mikuni VM26SS typical) disassembly, cleaning, adjustment, specifications, and troubleshooting.

Transmission:

6-speed constant mesh gearbox, clutch operation, inspection, and service.

Ignition System:

CDI ignition system, spark plug specifications, timing checks, and component testing.

Cooling System:

Liquid cooling system, radiator, coolant specifications, pump operation, and bleeding procedures.

Suspension:

Front telescopic forks (likely Showa or Kayaba), rear monoshock (Full Floater system), fork oil specifications, seal replacement, damping adjustments, and linkage maintenance.

Brakes:

Front and rear disc brake systems, caliper overhaul, pad replacement, fluid type and bleeding procedures, master cylinder inspection.

Electrical System:

Wiring diagrams, lighting system, charging system (stator, rectifier/regulator), battery specifications, starter motor, and fuse box.

Chassis And Bodywork:

Frame inspection, steering head bearing service, body panel removal and installation, seat, tank, fairing, and exhaust system.

Procedures Included

Maintenance:

Scheduled maintenance, oil changes, filter replacements, chain adjustment, lubrication points, and general upkeep.

Troubleshooting:

Diagnostic procedures for common issues, symptom-based fault finding, and repair recommendations.

Repair:

Step-by-step instructions for disassembly, component repair, and reassembly of all major vehicle systems.

Adjustment:

Carburetor synchronization, ignition timing, clutch adjustment, throttle cable play, and suspension settings.

Installation:

Procedures for installing new parts or accessories, as well as proper assembly of components.

Technical Depth

Depth:

Comprehensive, covering from basic maintenance and adjustments to complete engine and transmission rebuilds. Includes detailed specifications and diagnostic information.

📊 Manual Specifications

File Format

Digital Format:

PDF (common for scanned manuals, searchable if OCR'd)

Print Quality

Quality:

Likely scanned from original factory documents, quality may vary. High-resolution scans are preferable for clarity of diagrams and text.

Binding Type

Binding:

Wire-O or perfect bound (if a professionally reprinted version)

Paper Type

Paper Quality:

Durable paper stock suitable for workshop environments (typical of factory manuals).

⚙️ Engine Specifications

Primary Engine

Engine Type:

2-stroke, liquid-cooled, parallel-twin

Displacement:

247 cc

Bore X Stroke:

54.0 mm x 54.0 mm

Compression Ratio:

7.2:1 (typical, may vary slightly by market)

Power Delivery:

Suzuki T.R.A.C. (Torque Responsive Atomized Control) system or similar reed valve induction for improved mid-range torque.

Performance

Horsepower:

Approx. 45-47 PS (33-34.5 kW) at 9,000 rpm (typical for European/Japanese models)

Torque:

Approx. 33 Nm (24 lb-ft) at 8,500 rpm (typical)

Fuel System

Carburetor Type:

Dual Mikuni VM26SS (or similar 26mm constant velocity carburetors)

Fuel Type:

Unleaded gasoline (91 RON or higher recommended)

Fuel Mixture:

Pre-mix or oil injection system (CCI - Crankcase Cylinder Injection typical for Suzuki)

Ignition System

Ignition Type:

CDI (Capacitor Discharge Ignition)

🔧 Transmission

Standard

Gearbox Type:

6-speed constant mesh

Clutch Type:

Wet, multi-plate

Features

Final Drive:

Chain drive

Gear Ratios:

Specific ratios provided in the manual, crucial for performance tuning.

📐 Dimensions

Exterior

Length:

Approx. 2040 mm (80.3 in)

Width:

Approx. 720 mm (28.3 in)

Height:

Approx. 1140 mm (44.9 in)

Wheelbase:

Approx. 1380 mm (54.3 in)

Weights

Dry Weight:

Approx. 143 kg (315 lbs)

Wet Weight:

Approx. 157 kg (346 lbs)

Cargo

Fuel Tank Capacity:

16 liters (4.2 US gal)

🛡️ Safety Features

Ratings

Crash Testing:

N/A (Motorcycle safety ratings are typically not standardized in the same way as cars).

Active Features

Braking System:

Dual front disc brakes, single rear disc brake.

Suspension Dynamics:

Designed for stability and handling performance.

Passive Features

Frame Construction:

Aluminum alloy twin-spar frame for rigidity and impact absorption.

💡 Technology Features

Infotainment

Features:

N/A (This is a 1987 sportbike; technology focus is on performance mechanics).

🔧 Maintenance

Service Intervals

Oil Change:

Every 3,000-5,000 km or annually (refer to manual for specific recommendations).

Spark Plug Replacement:

Every 6,000-8,000 km.

Chain Lubrication Adjustment:

Every 1,000 km or as needed.

Fork Oil Change:

Every 10,000-15,000 km or if performance degrades.

Fluid Specifications

Engine Oil Type:

2-stroke specific oil for oil injection system (e.g., Yamalube 2M, Castrol TTS, Motul 510 2T) - refer to manual for exact Suzuki specification.

Fork Oil Viscosity:

Suzuki Fork Oil SS-05 or equivalent SAE 5W / SAE 10W (check manual for precise grade).

Brake Fluid Type:

DOT 3 or DOT 4 (refer to manual for specific recommendation).

Coolant Type:

Ethylene glycol-based coolant mixed with distilled water (50/50 ratio recommended).

Known Issues

Two Stroke Wear:

Piston, rings, and cylinder wear due to high-performance two-stroke operation, requiring periodic inspection and rebuild.

Carburetor Issues:

Fuel delivery problems, idle instability, or poor throttle response due to gummed-up carburetors from age or improper fuel storage.

Electrical Gremlins:

Corroded connections or failing rectifier/regulator common in older bikes.

Cooling System Leaks:

Aging hoses or seals in the liquid cooling system can lead to leaks.

Suspension Seals:

Worn fork seals are common on vintage motorcycles, leading to oil leaks.

📚 Vehicle History

Brand Heritage

Suzuki Motorcycle Legacy:

Suzuki has a long history in motorcycle racing and performance machines, establishing a reputation for innovative two-stroke technology and sporty handling.

Model Evolution

Rg Series:

The RG250 Gamma was part of Suzuki's 'Gamma' series, which emphasized performance and advanced technology, building upon the success of earlier RG models.

Technical Advancements:

Key advancements included the aluminum frame and the Full Floater rear suspension, which were cutting-edge for 250cc sportbikes of the mid-1980s.

Production

Production Period:

The RG250 Gamma was produced from 1983 to 1987, with the 1987 model representing the final iteration of this specific design.

Manufacturing Location:

Japan

🏆 Awards & Recognition

Recognitions

Industry Acclaim:

Highly regarded by enthusiasts and critics of the era for its performance, handling, and styling. Often featured in motorcycle magazines for its capabilities.

Ratings

User Reviews:

Praised for its agility and spirited performance, often considered a benchmark in its class.