1990 Mitsubishi Eclipse GSX Turbo

Mitsubishi Eclipse 1G and 2G: GS-T, GSX and Buying Guide

UNUSUAL CARS MODEL GUIDE

The first- and second-generation Mitsubishi Eclipse are American-built sport coupés from the Diamond-Star Motors era. The sought-after GS-T and GSX versions paired Mitsubishi’s turbocharged 2.0-litre 4G63 with front- or all-wheel drive, creating one of the most tunable performance platforms of the 1990s.

Quick answer: choose GS-T for lower weight and simpler front-wheel drive, or GSX for all-weather traction and rarity. In Britain most cars are imports, so establish the generation, market, engine and drivetrain before judging condition or value.

Diamond-Star Motors and the 1G Eclipse

Mitsubishi and Chrysler formed Diamond-Star Motors and built the Eclipse at Normal, Illinois alongside the closely related Eagle Talon and Plymouth Laser. The 1990 model arrived with wedge styling and pop-up lamps. North American grades ranged from base and GS models to turbo GS-T and all-wheel-drive GSX.

First-generation Mitsubishi Eclipse GSX Turbo rear view
Photograph by Cutlass, CC0, via Wikimedia Commons; locally hosted and resized.

GS-T, GSX and the 4G63

Mitsubishi’s own history records up to 195hp for the first-generation turbo models. The GS-T sends power to the front wheels; the GSX adds all-wheel drive. Non-turbo engines differ by year and market, so the badge, VIN and engine installation must agree.

Version Drive Typical engine Character
GS Front Normally aspirated; market dependent Simpler road coupé
GS-T Front 2.0 4G63 turbo Fast, lighter, traction limited
GSX All-wheel drive 2.0 4G63 turbo Maximum traction and complexity
1993 first-generation Mitsubishi Eclipse GSX
Photograph by Spanish Coches, CC BY 2.0, via Wikimedia Commons; locally hosted and resized.

The curvier 2G Eclipse

The second generation appeared for the 1995 model year with a cab-forward profile and rounded body. Mitsubishi quotes up to 210hp for later turbo engines. The GS-T and GSX continued, while the Spyder convertible arrived for 1996 in GS and turbo GS-T forms; there was no factory GSX Spyder.

1996 second-generation Mitsubishi Eclipse GSX
Photograph by The Dude 421, CC BY-SA 3.0, via Wikimedia Commons; locally hosted and resized.

Pop culture and modified cars

The 2G Eclipse gained a second life through the early-2000s tuning scene and cinema. That fame also means many survivors have non-standard bodywork, wiring, boost control, engines and transmissions. A mostly original car is not automatically perfect, but originality makes identity and prior treatment easier to assess.

1999 Mitsubishi Eclipse GSX
Photograph by TallestHERETIC, CC BY-SA 4.0, via Wikimedia Commons; locally hosted and resized.

Mitsubishi Eclipse buying guide

Identity and import paperwork

Confirm VIN, model year, trim and drivetrain. UK registrations can lag the actual build year, and cosmetic conversions are common. Match turbo, engine orientation, rear differential and transmission to the claimed version.

Structure and accident damage

Inspect sills, floor, suspension mounts, wheelarches, rear hatch area and front rails. Look for uneven seams, overspray and mismatched glass. A powerful imported coupé may have been repaired more than once.

4G63, timing belt and cooling

Evidence for belt, tensioner, water pump and regular oil changes is essential. Check from cold for smoke, leaks, unstable idle, overheating and crankshaft end movement. Modifications require an intelligible parts and tuning record.

Gearbox and all-wheel drive

Manual synchros can wear and hard launches stress clutches, transfer cases, driveshafts and differentials. A GSX should use four correctly matched tyres. Inspect an automatic for clean engagement and service history.

Parts and usability

Mechanical support is better than model-specific trim supply. Lamps, bumpers, interior plastics, glass and original wheels can be awkward to replace in Britain, making a complete car especially attractive.

1999 Mitsubishi Eclipse GSX side view
Photograph by Bryan E. Miller, Public domain, via Wikimedia Commons; locally hosted and resized.

Research sources

Continue the Mitsubishi story

Explore the Rare & Performance Mitsubishis hub, then compare the Lancer Evolution IX and the GTO and 3000GT.

Frequently asked questions

What does DSM mean for a Mitsubishi Eclipse?

DSM means Diamond-Star Motors, the Mitsubishi-Chrysler manufacturing venture in Illinois that produced the Eclipse and its Eagle Talon and Plymouth Laser relatives.

Which Eclipse models have the 4G63 turbo engine?

In North America the first- and second-generation GS-T and GSX used turbocharged versions of Mitsubishi’s 2.0-litre 4G63. Other trims and markets used different engines.

What is the difference between Eclipse GS-T and GSX?

Both are turbocharged, but the GS-T is front-wheel drive and the GSX is all-wheel drive. The GSX adds traction and drivetrain complexity.

Was the Fast and Furious Eclipse a GSX?

The famous green film car was portrayed as a heavily modified Eclipse, but readers should not assume its appearance represents a factory GS-T or GSX specification.

What are the main Eclipse buying checks?

Verify the exact trim and engine, inspect for rust and crash damage, check timing-belt history, test turbo and cooling systems, and examine modified wiring, fuel and drivetrain work carefully.

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