Two-door sedan · 2.3L EFI inline-four

1991 Ford Mustang LX Two-door sedan 5MT


Ford's 1991 brochure pairs the LX two-door sedan with the 2.3L EFI inline-four and 5-speed manual overdrive.

1991 Ford Mustang (Fox-body) — green LX 5.0 coupe, right side profile
Exact 1991 Mustang reference photograph; exact configuration not verified ·

Photo: TJKula / Wikimedia Commons, licensed under CC BY 4.0. Cropped to 16:9.

Factory configuration

What this model is

Trim
LX
Body style
Two-door sedan
Engine
2.3L EFI inline-four
Transmission
5-speed manual overdrive

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

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 1991 Ford Mustang LX Two-door sedan 5MT. Start with the interval, confirm which engine or configuration you have, then use an exact ordering reference when one is verified.

Service topics
1
Factory intervals
0
Fitment-scoped
1
Exact references
1

Before orderingIdentify 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 filter

    Exact reference available

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

    Applies to: 1991 · US

    2.3L EFI inline-four

    Baldwin B2

    Applies to: 1991 · 2.3L EFI inline-four · US

    Source: Baldwin Filters — Automotive Applications catalog (2017) · PDF page 260 — Ford 1991, Mustang 2.3L row · checked

    Verified ordering references

Sources

  1. Ford — 1991 Mustang factory brochure

Other 1991 configurations

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