Car Model History

Convertible · 2.3L EFI inline-four

1990 Ford Mustang LX Convertible 4AT

Ford's 1990 brochure pairs the LX convertible with the 2.3L EFI inline-four and 4-speed automatic overdrive.

1990 Ford Mustang — exact-model-year Commons photograph
Exact 1990 Mustang reference photograph; exact configuration not verified ·

Photo: “1990 Ford Mustang, 9th Annual Super Cruise-in Valdosta.JPG” by Michael Rivera / Wikimedia Commons, licensed under CC BY-SA 4.0. Cropped to 16:9.

Factory configuration

What this model is

Trim
LX
Body style
Convertible
Engine
2.3L EFI inline-four
Transmission
4-speed automatic overdrive

United States factory configuration. Appearance and value packages are not separate configurations.

Compare related 1990 configurations

Compare up to twelve documented pairings, prioritizing the same engine, body, trim and gearbox as this car. This related selection is not a complete factory lineup.

Browse all documented 1990 configurations →

Compare 12 related configurations — current car marked
1990 Ford Mustang: documented configuration differences
ConfigurationEngineTransmissionBody
Current carLX Convertible 4AT2.3L EFI inline-four4-speed automatic overdriveConvertible
LX Convertible 5MT2.3L EFI inline-four5-speed manual overdriveConvertible
LX Two-door sedan 4AT2.3L EFI inline-four4-speed automatic overdriveTwo-door sedan
LX Three-door hatchback 4AT2.3L EFI inline-four4-speed automatic overdriveThree-door hatchback
LX Two-door sedan 5MT2.3L EFI inline-four5-speed manual overdriveTwo-door sedan
LX Three-door hatchback 5MT2.3L EFI inline-four5-speed manual overdriveThree-door hatchback
LX 5.0L Convertible 4AT5.0L High-Output EFI V84-speed automatic overdriveConvertible
GT Convertible 4AT5.0L High-Output EFI V84-speed automatic overdriveConvertible
Limited Edition Emerald Green LX 5.0L Convertible 4AT5.0L High-Output EFI V84-speed automatic overdriveConvertible
LX 5.0L Convertible 5MT5.0L High-Output EFI V85-speed manual overdriveConvertible
GT Convertible 5MT5.0L High-Output EFI V85-speed manual overdriveConvertible
Limited Edition Emerald Green LX 5.0L Convertible 5MT5.0L High-Output EFI V85-speed manual overdriveConvertible

Configuration-specific ownership

Maintenance for this exact configuration

These items are filtered to the engine, transmission, trim, and model-year applicability recorded for this configuration. Broad Amazon category searches are suppressed here; shopping links appear only beside catalog-backed part numbers.

Service desk

What this car needs & when

Use this as a service-planning checklist for 1990 Ford Mustang LX Convertible 4AT. Start with the interval, confirm which engine or configuration you have, then use an exact ordering reference when one is verified.

Service topics
1
Scheduled topics
0
Applicability stated
1
Exact references
1

Before ordering Identify your engine, options and build date. Part numbers and sizes can change within one model year. Shopping links appear only for catalog-backed references; still verify the listing against your vehicle before ordering.

  • Engine oil filterView intervals, applicability and sources

    Engine oil filter

    Exact reference available

    Manufacturer application-catalog fitment only; this does not establish an oil-change interval.

    Applies to: 1990 · US

    2.3L EFI inline-four

    Baldwin B2

    Applies to: 1990 · 2.3L EFI inline-four · US

    Source: Baldwin Filters — Automotive Applications catalog (2017) · PDF page 261 — Ford 1990, Mustang 2.3L row · checked

    Verified ordering references

Search results may cover different scales, trims and model years. Check each listing; this search does not establish an exact replica of the documented vehicle.

Sources

  1. Ford — 1990 Mustang factory brochure

Other 1990 configurations

Filter documented 1990 configurations →