1970 Ford Bronco Fact Sheet

1970 Ford Bronco Facts, Figures, and Specifications

Styling changes were minor for 1970, mostly regarding the side marker lights.

1970 Ford Bronco –
Steady as She Goes for 1970

Though losing the Roadster, the other models had reasonable sales increases bringing total production just a bit below the 1966 intro year.

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General Year Information – 1970 Ford Bronco

Styling changes were minor for the four-wheel drive Bronco in 1970. The front side-marker light and rear quarter panel reflector were now flush-mounted and higher than before. Standard features included: All-vinyl, full-width seat; fresh air heater and defroster; lockable glove compartment; padded instrument panel; energy-absorbing sun visors; vinyl-coated floor mat; floor-mounted T-bar transfer case control; Mono-Beam suspension; self-adjusting brakes; and fully synchronized three-speed manual transmission.

NOTE: The 302 CID V-8 was now the optional engine in the Bronco.

Historical Notes

Sales were down for 1970, from 20,956 in 1969 to 18,450.

1970 Ford Bronco Facts – Models Offered

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Model U-140 – This model looked like a mini-pickup truck. It had an all-steel, bolted-on, removable roof over the front seat. The side doors had roll-up windows.  The compact rear cargo area could hold up to 32.1 cubic feet. Among standard features were: a three-speed fully synchronized transmission, Mono-Beam front suspension, through-drive two-speed transfer case, and 11 x 2 inch front brakes.

Model U-150  – This was the most luxurious Bronco. It had a full-length roof and large quarter windows and was equipped as the Bronco Pickup.  Among standard features were: a three-speed fully synchronized transmission, Mono-Beam front suspension, through-drive two-speed transfer case, and 11 x 2 inch front brakes.

Sport Bronco Wagon and Pickup features. (Available ONLY in the Pickup and Wagon). In addition to or in place of standard features, these include:

    • Argent silver-painted grille with bright Ford letters
    • Bright metal Sport Bronco emblem
    • Bright headlight, side light, reflector and taillight bezels
    • Bright metal drip rail moldings
    • Bright metal grille molding and tailgate release handle
    • Bright metal wheel covers (with 15 in. wheels only)
    • Bright metal windshield and window frames
    • Chrome bumpers front and rear
    • Chrome front bumper guards
    • Cigarette lighter
    • Hardboard headlining with bright metal retainer moldings (Wagon)
    • Parchment vinyl simulated-carpet front floor mat with bright metal retainers (rear floor mat included with optional rear seat)
    • Pleated parchment vinyl front seat
    • Satin-finish horn ring
    • Vinyl door trim panels with bright metal moldings
    • 6.50 x 16-6 ply-rated TT tires.

1970 Ford Bronco Facts – Engines

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Inline Six. Overhead valves. Cast iron block.  Displacement: 170 cubic inches. Bore and stroke: 3.50 x 2.94 inches. Compression ratio: 8.7:1. Horsepower: 105 @ 4200 RPM. Torque: 156 @ 2200 RPM. Hydraulic valve lifters. Camshaft Duration (Intake) 240, (Exhaust) 240°, Overlap 27°; Lift 0.348”. Seven main bearings. Carburetion: Carter one-­barrel (Manual Transmission) Model D0DF-9510-R, (Automatic Transmission) C0DF-9510-N.

Optional Two Barrel V-8. Overhead valves. Cast iron block. Displacement: 289 cubic inches. Bore and stroke: 4.00 x 3.00 inches. Compression ratio: 8.7:1. Horsepower: 205 @ 4600 RPM. Torque: 300 @ 2600 RPM. Hydraulic valve lifters. Camshaft Duration (Intake) 266°, (Exhaust) 244°, Overlap 36°; Lift (Intake) 0.368”, (Exhaust) 0.380”. Five main bearings. Carburetion: Ford (Autolite) two-barrel (Manual Transmission) Model C8AF-9510-BD, (Automatic Transmission) C9ZF-9510-G.

1970 Ford Bronco Facts – Chassis Features

    • Wheelbase: 90.00″
    • Overall length: 152.10″
    • Width: 68.0″
    • Weight: GVW 3900-4700
    • Tires:
      With I-6 and V-8: 7.35 x 15 four-ply tubeless black wall. Optional: 6.50 x 15 6-ply tubeless black wall.

1970 Ford Bronco Facts – Significant Options

    • Armrests.
    • Bodyside moldings.
    • Bucket seats.
    • Cab doors (Roadster).
    • Chrome front and rear bumpers.
    • Cigarette lighter.
    • Closed crankcase emissions (required in California).
    • Cooling package.
    • Front bumper guards.
    • Fuel tank  Auxiliary 11.5 gallon with skid plate.
    • GVW package. Includes: 3300 lb. rear axle with 11″ x 1.75″ rear brakes, 1280 lb. rear springs, and 8.50 x 15 tubeless 8-ply blackwall tires.
    • Heavy-duty alternator.
    • Heavy-duty battery.
    • Heavy-duty clutch (with six-cylinder).
    • Limited-slip front axle.
    • Limited-slip rear axle.
    • Rear Axle, 2780 lbs capacity
    • Rear Axle, 3300 lbs capacity
    • Rear seat.
    • Sport Package – Wagon and Pickups (See Models for complete listing)
    • Tailgate mounted spare tire carrier.
    • 6.50 x 15 6-ply tubeless black wall tires.

1970 Ford Bronco Facts –
Body Paint Color Codes

Click on the Paint Code Name to See the Mix Codes for the appropriate color:

1970 Bronco

  2 New Lime
  3 Explorer Green
  4 Crystal Green
  5 Diamond Blue
  6 Acapulco Blue
  7 Harbor Blue
  8 Morning Gold
  A Raven Black
  B Royal Maroon
  C Pure White
  D Tucson Gold
  E Ski View Blue
  F Mojave Tan
  G Chrome Yellow
  H Cactus Green
  I Lime Gold
  J Grabber Blue
  J Rangoon Red
  K Carmel Bronze
  L Holly Green
  M Wimbledon White
  P Boxwood Green
  Q Brittany Blue
  R Yucatan Gold
  S Champagne Gold
  T Candy Apple Red
  U Empire Yellow
  W Tampico Yellow
  Z Baja Beige

)

1970 Bronco –
Current Market
Values

1970 Ford Bronco Facts –
Engine Options

    • 200 horsepower V-8 ($106).

1970 Ford Bronco Facts –
Power Train Options

Transmissions

    • Cruise-O-Matic automatic transmission, with six ($175.00); with V-8 ($190.00).
    • Four-speed manual floor shift transmission, with six ($135); with all V-8s ($200.00).
    • Three-speed manual transmission standard.

Transmission Ratios

    • Three-Speed Manual Transmission
      I-6: First: 3.29:1, Second: 1.83:1, Third 1:1. Reverse: 4.46:1
      V-8: First: 2.79:1, Second: 1.70:1, Third 1:1. Reverse: 2.87:1
    • Four-Speed Manual Transmission
      V-8: First: First: 2.78:1, Second: 1.93:1, Third: 1.36:1, Fourth: 1:1. Reverse: 2.78:1
    • Three-Speed Automatic Transmission
      Low: 2.46:1, Second: 1.46:1, Direct 1.00:1. Reverse: 2.20:1.

Rear Axle

    • Transmission: I-6
      Three Speed: (manual transmission) 3.20:1; (automatic transmission)
      Automatic: 2.83:1; 3.20:1 optional
    • Transmission: 200 HP V-8
      –  Three Speed: 2.80:1
      –  Four-speed: 2.80:1
      –  Automatic: 2.80:1
    • 3.50:1, 4.11:1, or 4.57:1 axle ratios available as options
    • Equa-lock limited slip axle available on all models.

1970 Ford Bronco Facts –
Related Documents

Downloadable files directly related to the 1970 Ford Bronco will appear below. Click to Download:

1970 Ford Bronco Brochure

1970 Ford Bronco Portrait Print Advertisements

1970 Ford Bronco Production Figures

1970 Ford Bronco Facts –
Related Images

Related Images to the 1970 Ford Bronco will appear below.

NOTE: Ford used the same images of the Bronco in Brochures from 1968-1970.

1970 Ford Bronco Wagon

The 1970 Ford Bronco Wagon was unchanged from 1969. 16,750 were delivered, down from 18,639 in 1969.

1970 Ford Bronco Pickup

The 1970 Ford Bronco Pickup was virtually unchanged from 1969. 1,700 were sold, down from 2,317 in 1969.

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