Four-door long-wheelbase rear-wheel-drive luxury sedan · 3.8-liter M116 fuel-injected V8 (155 hp U.S.)

1981 Mercedes-Benz 380 SEL Automatic


The long-wheelbase 380 SEL was the gasoline half of the two-model 1981 U.S. W126 launch range.

1981 Mercedes-Benz S-Class (W126) — sedan, front three-quarter view
Exact 1981 S-Class reference photograph; exact configuration not verified ·

Photo: “1981 Mercedes-Benz 280 SE (W 126) sedan (25041740475)” by Jeremy from Sydney, Australia / Wikimedia Commons, licensed under CC BY 2.0. Cropped to 16:9.

Factory configuration

What this model is

Trim
380 SEL
Body style
Four-door long-wheelbase rear-wheel-drive luxury sedan
Engine
3.8-liter M116 fuel-injected V8 (155 hp U.S.)
Transmission
4-speed automatic

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 1981 Mercedes-Benz 380 SEL Automatic. Start with the interval, confirm which engine or configuration you have, then use an exact ordering reference when one is verified.

Service topics
2
Factory intervals
0
Fitment-scoped
2
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 air filter

    Exact reference available

    The part reference below is catalog fitment only; retain the separately sourced factory service interval where one is shown.

    Applies to: 1981

    380 SEL — 3.8-liter M116 fuel-injected V8 (155 hp U.S.)

    K&N E-2872

    Applies to: 1981 · 3.8-liter M116 fuel-injected V8 (155 hp U.S.) · 380 SEL · Exact 1981 380 SEL engine application. Confirm VIN and build date before ordering.

    Source: K&N Engineering — 2017 European Automotive Catalog, S-Class application tables (archived copy) · W126 S-Class table — 380 SEL, 1981 — E-2872 · checked

    Verified ordering references

  • Engine oil filter

    Fitment must be confirmed

    Use the exact engine, VIN, and build date to confirm the catalogued service part before ordering.

    Applies to: 1981

Sources

  1. Mercedes-Benz Club of America — 1981–1991 W126 U.S.-market buyer's guide
  2. Car and Driver — February 1981 U.S. 300 SD and 380 SEL launch test

Other 1981 configurations

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