Segment:
Compact Sports Coupe / Personal Luxury Coupe
Target Audience:
Enthusiasts, DIY mechanics, classic car owners
Key Competitors:
Toyota MR2, Nissan 300ZX (Z31), Mazda RX-7 (FC), Ford Mustang, Chevrolet Camaro
Unique Selling Points:
Rear-wheel drive, available turbocharging, distinctive styling, accessible performance for its era
Manual Value Proposition:
Provides essential knowledge for maintaining and repairing a performance-oriented, RWD coupe from the late 80s.
Years Covered:
1987, 1988, 1989, 1990
Trim Levels Covered:
All available trim levels (e.g., TSI, TSi)
Estimated Pages:
Hundreds (specific count not provided, but extensive)
Manual Type:
Service and Repair Manual
Powertrain:
Engine Mechanical, Fuel System, Ignition System, Emission Control System, Cooling System, Lubrication System, Turbocharger System
Drivetrain:
Manual Transmission, Automatic Transmission, Clutch, Driveshaft, Differentials, Axles, Hubs
Chassis:
Suspension (Front & Rear), Steering System, Brake System (Hydraulic, ABS), Wheels & Tires
Electrical:
Battery, Charging System, Starting System, Ignition System, Lighting System, Instrumentation, Wipers/Washers, Horn, Power Accessories, Body Control Modules, Audio System
Body:
Body Panels, Doors, Windows, Locks, Seats, Trim, Exterior/Interior Lighting, HVAC System
Maintenance:
Scheduled Maintenance, Fluid Changes, Filter Replacements, Tune-ups, Inspections
Repair:
Engine Overhaul, Transmission Rebuild, Brake Service, Suspension Component Replacement, Electrical Component Diagnosis and Repair
Troubleshooting:
Diagnostic procedures, symptom-based troubleshooting guides, wiring diagrams, component testing
Diagnostics:
Fault code interpretation, circuit testing, sensor data analysis
Depth Level:
Comprehensive (from basic maintenance to full rebuilds)
Detail Level:
Detailed step-by-step instructions, torque specifications, special tool requirements
Engine Type:
Inline-4 (I4)
Engine Displacement:
2.0 Liters (1997 cc)
Engine Code Family:
4G6x series (Mitsubishi origin)
Aspirated Variant:
G63B (2.0L SOHC/DOHC)
Turbocharged Variant:
G63B Turbo (2.0L DOHC with Turbocharger)
Horsepower Naturally Aspirated:
Approx. 105-113 hp (depending on year and specific engine variant)
Horsepower Turbocharged:
Approx. 145-170 hp (depending on year and specific boost levels)
Torque Naturally Aspirated:
Approx. 115-125 lb-ft
Torque Turbocharged:
Approx. 160-185 lb-ft
Fuel Delivery:
Electronic Fuel Injection (EFI)
Fuel Type:
Unleaded Gasoline (87 octane minimum, premium recommended for turbo models)
Ignition System:
Electronic Ignition (Distributor-based or Distributorless depending on specific year/variant)
ECU Type:
Engine Control Unit (ECU) controlling fuel and ignition timing
Transmission Type Standard:
5-Speed Manual Transmission
Transmission Type Optional:
4-Speed Automatic Transmission
Clutch Type:
Hydraulic Clutch Actuation
Transmission Fluid Spec:
Refer to manual for specific GL ratings (likely GL-4 or GL-5 for manual, ATF for automatic)
Wheelbase:
Approx. 97.2 inches (2469 mm)
Length:
Approx. 169.1 inches (4295 mm)
Width:
Approx. 66.3 inches (1684 mm)
Height:
Approx. 49.4 inches (1255 mm)
Curb Weight:
Approx. 2700-3000 lbs (depending on transmission and options)
Crash Test Ratings:
NHTSA ratings not readily available for this specific model/era; consult historical safety data
Braking System:
Front Ventilated Disc Brakes, Rear Drum Brakes (Optional Rear Disc and ABS available on some models)
ABS:
Available on some later models (Anti-lock Braking System)
Seat Belts:
3-point front seat belts, 2-point rear seat belts
Airbags:
Driver-side airbag not standard on all models of this era, consult specific vehicle options
Audio System:
Factory AM/FM stereo with cassette player, optional premium sound systems.
Dashboard:
Analog gauges, including tachometer, speedometer, oil pressure, and boost gauge (on turbo models).
Cruise Control:
Optional on most models.
Bluetooth:
Not available from factory.
Oil Change Interval:
Typically every 3,000-5,000 miles or 3-6 months (refer to manual for precise recommendation)
Tire Rotation Interval:
Every 6,000-8,000 miles
Timing Belt Replacement:
Critical component, typically 60,000-90,000 miles or 5-7 years (consult manual)
Engine Oil Specification:
API SG or higher, SAE 10W-30 or 10W-40 recommended (verify with manual)
Coolant Specification:
Ethylene Glycol based coolant, 50/50 mix with distilled water (specific type and color may vary)
Brake Fluid Specification:
DOT 3 or DOT 4 (check reservoir cap or manual)
Turbocharger Reliability:
Can be prone to issues if not properly maintained, especially oil changes and avoiding heat soak.
Electronics:
Age-related electrical gremlins, worn wiring harnesses, failing sensors.
Suspension Wear:
Bushings and ball joints can wear over time, leading to noise and poor handling.
Rust Prone Areas:
Wheel wells, rocker panels, and floor pans can be susceptible to rust.
Dodge Heritage:
Dodge's history of performance-oriented vehicles, including muscle cars and sports coupes.
Plymouth Heritage:
Plymouth's history with sporty and affordable coupes, often sharing platforms with Dodge.
Platform Origin:
Based on the Mitsubishi Starion/Chrysler Conquest platform (Chrysler J-body).
Rebadging:
The Conquest was a rebadged version of the Mitsubishi Starion, sold through Dodge and Plymouth dealerships in North America.
Production Years Global:
Mitsubishi Starion production: 1982-1989
North American Sales Period:
1984-1989 for Mitsubishi Starion; 1987-1990 for Dodge/Plymouth Conquest.
Manufacturing Location:
Japan (by Mitsubishi Motors)
