1980 Ford F-150 Ranger XLT SuperCab 4x2 6.75-foot Styleside box — 5.8-liter V8

Service topics

3

Scheduled topics

3

Applicability stated

3

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

  01

  Engine oil filter

  Exact reference available

  Motorcraft FL-1; Ford C1AZ-6731A

  Applies to: 1980 · United States · US F-150 gasoline engines except the two-wheel-drive 4.9L/300 six; the 4x4 4.9L uses this schedule.

  Published interval: 15,000 mi / 24,000 km / 12 months · Replace at the first 7,500-mile oil change and alternate oil changes; replace at every oil change if annual mileage is below 15,000.

  Source: Ford — 1980 Truck Shop Manual, pre-delivery, maintenance, lubrication and emissions volume (preserved scan) · Part 50-29, page 50-29-4 — oil-filter row and note 3 · checked 2026-08-24

  Verified ordering references

  • Service replacementMotorcraft FL-1

    Qty. 1 · Long Life spin-on engine-oil filter · catalog-listed

    The 1980 Ford lubrication chart lists this filter for F-100 through F-350; verify the engine and any later supersession before ordering.

    Catalog: Ford — 1980 Truck Shop Manual, pre-delivery, maintenance, lubrication and emissions volume (preserved scan) · Part 50-03, page 50-03-6 — Engine Oil Filter, F-100–350, C1AZ-6731A / FL-1 · checked 2026-08-24

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• Spark plugs and carburetor air-cleaner elementView intervals, applicability and sources

  02

  Spark plugs and carburetor air-cleaner element

  Sourced interval available

  Applies to: 1980 · United States

  Published interval: 30,000 mi / 48,000 km · US Schedule B replacement interval; service the air cleaner sooner in severe dust.

  Source: Ford — 1980 Truck Shop Manual, pre-delivery, maintenance, lubrication and emissions volume (preserved scan) · Part 50-29, pages 50-29-4 and 50-29-5 — spark-plug and air-cleaner rows · checked 2026-08-24

• Chassis and driveline lubricationView intervals, applicability and sources

  03

  Chassis and driveline lubrication

  Sourced interval available

  Applies to: 1980 · United States · US F-150 gasoline engines except the two-wheel-drive 4.9L/300 six; the 4x4 4.9L uses this schedule.

  Published interval: 7,500 mi / 12,000 km / 12 months · Lubricate the printed Schedule B fittings; off-highway and mud/water use require earlier attention.

  Source: Ford — 1980 Truck Shop Manual, pre-delivery, maintenance, lubrication and emissions volume (preserved scan) · Part 50-02, page 50-02-27 — Schedule B slip-yoke, spindle-pin, steering-linkage and clutch-linkage rows · checked 2026-08-24