1976 Pontiac Firebird Trans Am Hardtop Coupe — 400 cu in V8, 4-barrel, 4-speed close-ratio manual

Service topics

3

Factory intervals

2

Fitment-scoped

3

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.

• 01

  Spark plugs and ignition service

  Sourced interval available

  Applies to: 1976 · United States (federal reference schedule) · The federal database transcribes the 1976 General Motors package for Pontiac. Match the applicable schedule to the underhood emissions label; this recovered package establishes the listed emissions tasks and intervals, not the omitted oil, lubricant, fluid, or owner-check rows.

  Published interval: 22,500 mi · Emissions III: replace the spark plugs; check the wires, timing, distributor, idle-stop solenoid/dashpot, differential vacuum-delay valve, and separator valve.

  Source: U.S. DOT/NHTSA — 1976 General Motors Pontiac scheduled-maintenance packages · Appendix D, page D-51 — 1976 General Motors Schedule I, Emissions III · checked 2026-08-26

• 02

  Air-cleaner and charcoal-canister filters

  Sourced interval available

  Applies to: 1976 · United States (federal reference schedule) · The federal database transcribes the 1976 General Motors package for Pontiac. Match the applicable schedule to the underhood emissions label; this recovered package establishes the listed emissions tasks and intervals, not the omitted oil, lubricant, fluid, or owner-check rows. The printed air-cleaner replacement excludes four-cylinder engines.

  Published interval: 30,000 mi · Emissions IV: replace the air-cleaner element except on four-cylinder engines, and replace the charcoal-canister filter.

  Source: U.S. DOT/NHTSA — 1976 General Motors Pontiac scheduled-maintenance packages · Appendix D, page D-51 — 1976 General Motors Schedule I, Emissions IV · checked 2026-08-26

• 03

  Engine oil filter — catalog fitment

  Exact reference available

  Manufacturer-catalog fitment scoped to the exact engine row in the Firebird application table.

  Baldwin B39 cataloged fitment

  This manufacturer application record establishes filter fitment only; it does not alter the separately sourced service schedule.

  Applies to: 1976 · 400 cu in V8, 4-barrel · United States · Baldwin's exact 1976 Firebird V8-400 (6.6L) carbureted row assigns B39; confirm the engine code and installed filter before ordering.

  Source: Parker/Baldwin Filters — 2025 Automotive Applications catalog · PDF page 939, Pontiac 1976 Firebird V8-400 (6.6L) carbureted row — Lube — B39 · checked 2026-08-31

  Verified ordering references

  • Validated equivalentBaldwin B39

    Qty. 1 · Engine lubricating-oil filter · catalog-listed

    Cataloged for the 1976 Firebird V8-400 (6.6L) carbureted; verify engine code and installed dimensions.

    Catalog: Parker/Baldwin Filters — 2025 Automotive Applications catalog · PDF page 939, Pontiac 1976 Firebird V8-400 (6.6L) carbureted row — Lube — B39 · checked 2026-08-31

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