Two-door hardtop · 426 cu in Street Hemi V8, dual 4-barrel carburetors (425 gross hp / 490 lb-ft)

1970 Dodge Charger R/T 426 Street Hemi V8


The dual-four-barrel 426 Street Hemi remained the top optional engine in the 1970 Charger R/T.

1970 Dodge Charger R/T — B-body hardtop, front three-quarter view
Exact 1970 Charger reference photograph; exact configuration not verified ·

Photo: “1970 Dodge Charger RT” by Sicnag / Wikimedia Commons, licensed under CC BY 2.0. Cropped to 16:9.

Factory configuration

What this model is

Trim
Charger R/T
Body style
Two-door hardtop
Engine
426 cu in Street Hemi V8, dual 4-barrel carburetors (425 gross hp / 490 lb-ft)
Transmission
4-speed manual or 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 1970 Dodge Charger R/T 426 Street Hemi V8. Start with the interval, confirm which engine or configuration you have, then use an exact ordering reference when one is verified.

Service topics
7
Factory intervals
6
Fitment-scoped
7
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.

  • Carburetor air-cleaner element

    Sourced interval available

    Applies to: 1970 · United States · Exact 1970 Dodge factory schedule for Coronet and Charger passenger cars; the separate trailer-towing and severe-service matrix is not presented as the normal interval.

    Published interval: 24,000 mi / 24 months · Replace the element at the published interval; inspect/clean the paper element every second oil change and replace Fresh Air Induction paper elements annually.

    Source: Dodge — 1970 Coronet and Charger factory service manual, lubrication and maintenance chapter (preserved by MyMopar) · Factory Service Manual group 0, p. 0-3 — air-cleaner rows and Fresh Air Induction footnote · checked

  • Brakes and hydraulic system

    Sourced interval available

    Applies to: 1970 · United States · Exact 1970 Dodge factory schedule for Coronet and Charger passenger cars; the separate trailer-towing and severe-service matrix is not presented as the normal interval.

    Published interval: 12,000 mi / 12 months · Inspect the brakes annually or at 12,000 miles, whichever occurs first; check master-cylinder fluid and inspect brake hoses every six months.

    Source: Dodge — 1970 Coronet and Charger factory service manual, lubrication and maintenance chapter (preserved by MyMopar) · Factory Service Manual group 0, p. 0-3 — six-month hydraulic checks and 12-month/12,000-mile brake inspection · checked

  • Front wheel-bearing lubricant

    Sourced interval available

    Applies to: 1970 · United States · Exact 1970 Dodge factory schedule for Coronet and Charger passenger cars; the separate trailer-towing and severe-service matrix is not presented as the normal interval.

    Published interval: 12,000 mi / 12 months · Inspect annually or at 12,000 miles, whichever occurs first.

    Source: Dodge — 1970 Coronet and Charger factory service manual, lubrication and maintenance chapter (preserved by MyMopar) · Factory Service Manual group 0, p. 0-3 — front-wheel-bearing-lubricant inspection row · checked

  • Steering, suspension, and body lubrication

    Sourced interval available

    Applies to: 1970 · United States · Exact 1970 Dodge factory schedule for Coronet and Charger passenger cars; the separate trailer-towing and severe-service matrix is not presented as the normal interval.

    Published interval: 6 months · Inspect steering linkage, suspension ball joints, and universal joints every six months; lubricate the listed joints and body mechanisms at the manual's longer published intervals.

    Source: Dodge — 1970 Coronet and Charger factory service manual, lubrication and maintenance chapter (preserved by MyMopar) · Factory Service Manual group 0, pp. 0-3–0-4 — six-, 12-, and 36-month lubrication rows · checked

  • Transmission and rear-axle lubricant levels

    Sourced interval available

    Applies to: 1970 · United States · Exact 1970 Dodge factory schedule for Coronet and Charger passenger cars; the separate trailer-towing and severe-service matrix is not presented as the normal interval.

    Published interval: 6 months · Check automatic/manual transmission and rear-axle lubricant levels every six months under normal service.

    Source: Dodge — 1970 Coronet and Charger factory service manual, lubrication and maintenance chapter (preserved by MyMopar) · Factory Service Manual group 0, p. 0-3 — six-month transmission and rear-axle check rows · checked

  • Tire rotation

    Sourced interval available

    Applies to: 1970 · United States · Exact 1970 Dodge factory schedule for Coronet and Charger passenger cars; the separate trailer-towing and severe-service matrix is not presented as the normal interval.

    Published interval: 8,000 mi / 6 months · Rotate at every second oil change under the normal schedule.

    Source: Dodge — 1970 Coronet and Charger factory service manual, lubrication and maintenance chapter (preserved by MyMopar) · Factory Service Manual group 0, p. 0-3 — every-second-oil-change tire-rotation row · checked

  • Engine oil filter

    Exact reference available

    The order numbers below establish replacement-filter fitment only; they do not establish a service interval. Confirm the installed engine, VIN, build date, and filter dimensions before ordering.

    Applies to: 1970 · United States

    426 cu in Street Hemi V8, dual 4-barrel carburetors (425 gross hp / 490 lb-ft)

    K&N HP-3001

    K&N publishes HP-3001 for this exact year-and-engine application; confirm VIN, build date, and installed filter dimensions before ordering.

    Applies to: 1970 · 426 cu in Street Hemi V8, dual 4-barrel carburetors (425 gross hp / 490 lb-ft) · United States · Exact 1970 Charger engine application. Confirm VIN, build date, and installed filter dimensions before ordering.

    Source: K&N Engineering — Dodge Charger replacement-oil-filter application catalog · 1970 Dodge Charger 426 cu in application row — HP-3001 · checked

    Verified ordering references

Sources

  1. Dodge — 1970 Charger, Charger 500, and Charger R/T sales brochure
  2. Dodge — 1970 Coronet/Charger AMA passenger-car specification form
  3. Dodge — 1970 Division Code Guide, Charger engine and transmission availability

Other 1970 configurations

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