🏷️ Basic Information

Make:

Chrysler / Dodge / Mitsubishi

Model:

Conquest / Starion

Year:

1988

Chassis Code:

G54B / G63B

Engine Code Primary:

G54B

Engine Code Secondary:

G63B

👋 Introduction

Market Niche:

Performance-oriented rear-wheel-drive coupe, often associated with tuner culture and motorsport enthusiasts.

Competitors:

Nissan 300ZX (Z31), Toyota Supra (MkII/MkIII), Mazda RX-7 (FC), Ford Mustang, Chevrolet Camaro.

Design Philosophy:

Sleek, aerodynamic styling, powerful turbocharged engines, sophisticated suspension for its era, RWD platform.

Conquest Starion Heritage:

The Mitsubishi Starion was the original design and production vehicle, sold in North America under both the Mitsubishi and Chrysler/Dodge brands (Conquest) through a strategic partnership. It represented a move by Chrysler into the personal luxury/sports coupe market.

📋 Manual Details

Coverage:

Comprehensive repair, maintenance, rebuilding, refurbishing, restoration, diagnostics

Estimated Page Count:

Varies (Digital manual, effectively unlimited content)

Type:

Workshop Repair Service Manual

Language:

English

Format:

Digital Download (PDF)

📖 Manual Coverage

Engine:

Engine Mechanical, Lubrication System, Cooling System, Engine Control System, Fuel System, Exhaust System

Transmission Drivetrain:

Clutch, Manual Transaxle, Automatic Transaxle, Front Axle, Rear Axle

Suspension Brakes Steering:

Front Suspension, Rear Suspension, Road Wheels & Tyres, Brake System, Parking Brake System, Brake Control System, Power Steering System, Steering System

Body Restraints Climate:

Seat Belts, Supplemental Restraint System (SRS), Body Lock & Security System, Glasses Window System & Mirrors, Roof, Exterior & Interior, Instrumental Panel, Seat, Air Conditioner System

Electrical:

Wiring Diagrams, Starting & Charging System, Lighting System, Driver Information System, Wiper Washer & Horn, Body Control System, LAN System, Audio Visual Navigation & Telephone System, Auto Cruise Control System, Power Supply Ground & Circuit Elements

Procedures:

All repair procedures from A-Z, diagnostics, maintenance, rebuilding, refurbishment, restoration

Diagnostic Procedures:

Troubleshooting guides for various systems, component testing, circuit diagnosis using wiring diagrams, check engine light (if applicable to specific control system).

Repair Procedures:

Detailed step-by-step instructions for engine overhauls, transmission R&R and rebuilds, brake caliper and rotor replacement, suspension component replacement, steering rack repair, body panel repair, electrical component replacement.

Maintenance Procedures:

Routine maintenance tasks such as oil changes, filter replacements, spark plug changes, coolant flushes, brake fluid changes, belt inspections and replacement.

Depth:

Professional technician and mechanic level information, detailed diagnostic and repair procedures

Wiring Diagrams:

Detailed, factory-quality wiring diagrams covering all electrical systems, crucial for diagnosing electrical issues.

Torque Specifications:

Includes critical torque specifications for engine, transmission, suspension, and chassis components, essential for proper assembly.

📊 Manual Specifications

File Type:

PDF

Searchability:

Likely searchable text within the PDF for quick information retrieval.

Quality:

High Quality Photos, Illustrations, and Diagrams

Illustration Detail:

High-quality photographic images and detailed technical illustrations/diagrams specific to the 1988 model year.

Binding:

N/A (Digital Download)

Paper:

N/A (Digital Download)

Os Compatibility:

All Versions of Windows, Mac, and Linux

Software Requirements:

PDF Reader

⚙️ Engine Specifications

Engine Displacement Primary:

2.6 Liters (2555 cc)

Engine Configuration Primary:

Inline 4-cylinder

Aspiration Primary:

Turbocharged and Intercooled

Engine Code Primary:

G54B

Horsepower Primary Est:

176 hp @ 5000 rpm (Turbocharged models)

Torque Primary Est:

245 lb-ft @ 3000 rpm (Turbocharged models)

Engine Block Material Primary:

Cast Iron

Cylinder Head Material Primary:

Aluminum Alloy

Engine Displacement Secondary:

2.0 Liters (1997 cc)

Engine Configuration Secondary:

Inline 4-cylinder

Aspiration Secondary:

Turbocharged and Intercooled

Engine Code Secondary:

G63B

Horsepower Secondary Est:

190 hp @ 5500 rpm (Turbocharged Intercooled models)

Torque Secondary Est:

214 lb-ft @ 3500 rpm (Turbocharged Intercooled models)

Fuel Delivery:

Electronic Fuel Injection (EFI)

Ignition System:

Electronic Ignition (ECI)

🔧 Transmission

Transmission Type Standard:

5-Speed Manual

Transmission Type Optional:

4-Speed Automatic

Drivetrain:

Rear-Wheel Drive (RWD)

Clutch Type:

Hydraulic, Single Dry Plate Clutch

📐 Dimensions

Wheelbase Est:

98.2 inches (2494 mm)

Length Est:

176.2 inches (4475 mm)

Width Est:

69.1 inches (1755 mm)

Height Est:

50.6 inches (1285 mm)

Curb Weight Est:

3000-3300 lbs (1361-1497 kg), varies by trim and options

Towing Capacity:

Not rated for towing.

🛡️ Safety Features

Safety Ratings Era Notes:

Crash test data for this specific model and year may be limited or non-existent by modern standards. The manual would detail available safety features for the period.

Active Safety Features:

Front Disc Brakes, Rear Disc Brakes (standard on most performance models), Power-assisted Brakes, Independent Front and Rear Suspension.

Passive Safety Features:

3-Point Seat Belts, Energy-absorbing Steering Column, Reinforced Body Structure (as per era design).

Srs System:

Supplemental Restraint System (SRS) typically refers to the driver's airbag, which became available or standard on some models in this era. The manual would detail its operation and maintenance.

💡 Technology Features

Audio System:

Factory AM/FM Cassette Player with optional amplifier and speakers. Analog controls.

Cruise Control:

Available Auto Cruise Control system.

Connectivity Features:

None (vehicle is from the pre-digital era).

Instrument Panel:

Analog gauges including speedometer, tachometer, fuel, coolant temperature, oil pressure. Boost gauge often integrated on turbo models.

🔧 Maintenance

Oil Change Interval Est:

Every 3,000-5,000 miles or 3-6 months, depending on driving conditions. Consult manual for specific recommendations.

Tune Up Interval Est:

Spark plugs, filters, and fluids typically every 30,000 miles. Refer to manual for precise intervals.

Engine Oil Spec:

API SG or higher, SAE 10W-30 or 10W-40 recommended. Consult manual for exact viscosity based on temperature.

Coolant Spec:

Ethylene glycol based coolant (e.g., Prestone), 50/50 mix with distilled water. Consult manual for specific type and capacity.

Transmission Fluid Manual:

GL-4 Gear Oil, SAE 75W-90 or 80W-90. Capacity approximately 2.2 liters.

Transmission Fluid Automatic:

Dexron II or Dexron III ATF. Capacity approximately 3.5 liters.

Brake Fluid Spec:

DOT 3 or DOT 4 brake fluid.

Power Steering Fluid Spec:

Dexron II or equivalent power steering fluid.

Transfer Case Fluid Spec:

N/A (RWD vehicle)

Differential Fluid Spec:

API GL-5, SAE 80W-90 hypoid gear oil. Capacity approximately 1.5 liters.

Common Issues Turbo:

Turbocharger failure (worn seals, bearing damage), intercooler leaks, detonation/knocking due to fuel system or timing issues, oil consumption.

Common Issues Electrical:

Aging wiring harness (brittle insulation), failing sensors (crank angle, knock sensor), intermittent electrical gremlins, fuel pump issues.

Common Issues Suspension Steering:

Worn bushings, leaking power steering rack, worn tie rod ends, sagging springs.

Common Issues Rust:

Rust in common areas like wheel wells, rocker panels, strut towers, and floor pans, especially in regions with road salt.

📚 Vehicle History

Chrysler Dodge Heritage:

Chrysler's involvement aimed to offer a competitive European-style sports coupe to complement its existing lineup. The partnership with Mitsubishi was crucial for developing vehicles like the Conquest/Starion.

Starion Conquest Evolution:

Introduced in the early 1980s, the Starion/Conquest underwent styling and mechanical updates throughout its production. The 1988 model represents a refined version of the second generation, often featuring wider body kits (Widebody) and intercooled turbochargers for enhanced performance.

Styling Differences:

The 1988 model typically features the 'Widebody' fender flares and updated aerodynamic elements that became a hallmark of the later Starion/Conquest models.

Production Years:

Mitsubishi Starion: 1982-1989; Dodge Conquest/Chrysler Conquest: 1984-1987 (US Market).

Manufacturing Location:

Japan (Mitsubishi Motors Corporation)

🏆 Awards & Recognition

Historical Reception:

Praised for its styling and performance when new. Featured in automotive magazines for its handling and turbocharged power. Competed effectively in the sports coupe segment of its era.