Exact configuration / US market
1983 / MY1983 / 4WD
Ford BRONCO 4WD300 cu in · Automatic A3 · 49-state · 83FG 391
1983 Ford BRONCO 4WD: 49-state EPA engine and transmission record.
01 / Key facts
Technical specifications
Facts are grouped by system. Expand any row to inspect evidence and its exact source locator.
Identity
3/13- Model year
- Not recorded
- Market
- Not recorded
- Body style
- Not recorded
- Doors
- Not recorded
- Seating capacity
- Not recorded
- Chassis / platform code
- Not recorded
- Factory grade
- Not recorded
- Manufacturer code
- Not recorded
- EPA vehicle class
- Not recorded
- FuelEconomy.gov record
- Not recorded
- Historical EPA class
- SPEC PURPOSE 4WD
Verified
1983 EPA historical carline, manufacturer and class dictionary
83CARLIN.DAT:line 18; class code columns 1-2; class name columns 3-26; CARLINE 70060/CLASS 18 - EPA sales area
- 49-state
Verified
83FG.DAT:line 391; record SHA-256 eed65343b98a2e0a463304d077a5d5b58f5188ede76ac80469159b64a3e2c9e5; sales area from FG/CG filename; EPA readme lines 37-39 - EPA altitude applicability flagsOriginal applicability flags are retained independently; no change in performance is inferred.
- Low altitude: Yes; high altitude: Yes; both altitudes: No
Verified
83FG.DAT:line 391; record SHA-256 eed65343b98a2e0a463304d077a5d5b58f5188ede76ac80469159b64a3e2c9e5; ALT-LOW column 2=1; ALT-HIGH column 3=1; ALT-BOTH column 4=0; https://www.epa.gov/sites/default/files/2016-10/readme.txt fields 2-4
Powertrain
4/23- Powertrain layout
- Not recorded
- Powertrain type
- Not recorded
- Engine
- Not recorded
- Engine description
- Not recorded
- Engine code
- Not recorded
- Engine position
- Not recorded
- Cylinders
- 6
Verified
83FG.DAT:line 391; record SHA-256 eed65343b98a2e0a463304d077a5d5b58f5188ede76ac80469159b64a3e2c9e5; NO-CYL columns 44-45 - Displacement
- 299 cu in
Derived
83FG.DAT:line 391; record SHA-256 eed65343b98a2e0a463304d077a5d5b58f5188ede76ac80469159b64a3e2c9e5; OPT-DISP columns 76-83; liters converted to cubic centimeters by multiplication by 1000 - Bore
- Not recorded
- Stroke
- Not recorded
- Compression ratio
- Not recorded
- Valves
- Not recorded
- Induction
- Not recorded
- Fuel delivery
- Not recorded
- Fuel
- Unleaded gasoline
Verified
83FG.DAT:line 391; record SHA-256 eed65343b98a2e0a463304d077a5d5b58f5188ede76ac80469159b64a3e2c9e5; FUEL columns 90-91; raw code 6; https://www.epa.gov/sites/default/files/2016-10/readme.txt FUEL definitions - Alternate fuel
- Not recorded
- Stop-start system
- Not recorded
- Engine power
- Not recorded
- Power speed
- Not recorded
- Engine torque
- Not recorded
- Torque speed
- Not recorded
- Redline
- Not recorded
- Fuel system
- Carburetor, 1 venturis
Verified
83FG.DAT:line 391; record SHA-256 eed65343b98a2e0a463304d077a5d5b58f5188ede76ac80469159b64a3e2c9e5; FUEL-SYS columns 48-49; EPA readme field definition
Transmission
3/9- Transmission
- Automatic A3
Verified
83FG.DAT:line 391; record SHA-256 eed65343b98a2e0a463304d077a5d5b58f5188ede76ac80469159b64a3e2c9e5; MODTRS columns 40-41 (A3); MODTRN column 50 (A); O-D-CODE column 43 (1); EPA readme COMMENT #1 - Transmission code
- Not recorded
- Transmission type
- Automatic
Derived
83FG.DAT:line 391; record SHA-256 eed65343b98a2e0a463304d077a5d5b58f5188ede76ac80469159b64a3e2c9e5; MODTRS columns 40-41 (A3); MODTRN column 50 (A); O-D-CODE column 43 (1); EPA readme COMMENT #1; normalized transmission type - EPA transmission descriptor
- Not recorded
- Forward ratios / speeds
- Not recorded
- Driven wheels
- Not recorded
- Differential
- Not recorded
- Transfer case
- Not recorded
- Drive system
- 4WD
Verified
83FG.DAT:line 391; record SHA-256 eed65343b98a2e0a463304d077a5d5b58f5188ede76ac80469159b64a3e2c9e5; explicit 2WD/4WD in CARLINE-NAME columns 116-143; no driven axle inferred
Gearing
0/19- 1st gear
- Not recorded
- 2nd gear
- Not recorded
- 3rd gear
- Not recorded
- 4th gear
- Not recorded
- 5th gear
- Not recorded
- 6th gear
- Not recorded
- 7th gear
- Not recorded
- 8th gear
- Not recorded
- 9th gear
- Not recorded
- 10th gear
- Not recorded
- CVT lowest ratio
- Not recorded
- CVT highest ratio
- Not recorded
- Reverse
- Not recorded
- Final drive
- Not recorded
- Front final drive
- Not recorded
- Rear final drive
- Not recorded
- Secondary reduction
- Not recorded
- Transfer-case high range
- Not recorded
- Transfer-case low range
- Not recorded
Chassis and steering
0/7- Frame / construction
- Not recorded
- Front suspension
- Not recorded
- Rear suspension
- Not recorded
- Steering
- Not recorded
- Steering ratio
- Not recorded
- Turns lock-to-lock
- Not recorded
- Turning circle
- Not recorded
Brakes
0/6- Brake system
- Not recorded
- Front brakes
- Not recorded
- Rear brakes
- Not recorded
- Front rotor diameter
- Not recorded
- Rear rotor diameter
- Not recorded
- Anti-lock braking
- Not recorded
Wheels and tires
0/8- Wheels
- Not recorded
- Front wheel
- Not recorded
- Rear wheel
- Not recorded
- Front tire
- Not recorded
- Rear tire
- Not recorded
- Wheel fastener torque
- Not recorded
- Front cold tire pressure
- Not recorded
- Rear cold tire pressure
- Not recorded
Replacement fitment
0/22- Wheel bolt pattern
- Not recorded
- Center bore
- Not recorded
- Front wheel offset
- Not recorded
- Rear wheel offset
- Not recorded
- Wheel fastener thread
- Not recorded
- Spare tire
- Not recorded
- Driver-side wiper
- Not recorded
- Passenger-side wiper
- Not recorded
- Rear wiper
- Not recorded
- 12 V battery specification
- Not recorded
- 12 V battery group / size
- Not recorded
- Low-beam bulb
- Not recorded
- High-beam bulb
- Not recorded
- Fog-lamp bulb
- Not recorded
- Front turn-signal bulb
- Not recorded
- Rear turn-signal bulb
- Not recorded
- Brake-lamp bulb
- Not recorded
- Reverse-lamp bulb
- Not recorded
- Engine air-filter fitment
- Not recorded
- Cabin air-filter fitment
- Not recorded
- Engine oil-filter fitment
- Not recorded
- Engine oil drain washer
- Not recorded
Dimensions and capacity
0/13- Overall length
- Not recorded
- Overall width
- Not recorded
- Overall height
- Not recorded
- Wheelbase
- Not recorded
- Front track
- Not recorded
- Rear track
- Not recorded
- Ground clearance
- Not recorded
- Curb weight
- Not recorded
- Weight distribution
- Not recorded
- Passenger volume
- Not recorded
- Cargo volume
- Not recorded
- Payload
- Not recorded
- Drag coefficient
- Not recorded
Load and utility
0/13- GVWR
- Not recorded
- Front GAWR
- Not recorded
- Rear GAWR
- Not recorded
- GCWR
- Not recorded
- Maximum trailer weight
- Not recorded
- Maximum tongue load
- Not recorded
- Maximum roof load
- Not recorded
- Cargo-bed length
- Not recorded
- Cargo-bed width
- Not recorded
- Cargo-bed depth
- Not recorded
- Cargo-floor length
- Not recorded
- Cargo-area width
- Not recorded
- Cargo-area height
- Not recorded
Fluids and capacities
0/16- Fuel tank
- Not recorded
- Engine oil capacity
- Not recorded
- Engine oil with filter
- Not recorded
- Engine oil without filter
- Not recorded
- Conditional engine oil refill
- Not recorded
- Coolant capacity
- Not recorded
- Automatic transmission fluid capacity
- Not recorded
- CVT fluid capacity
- Not recorded
- DCT fluid capacity
- Not recorded
- Manual transmission fluid capacity
- Not recorded
- Differential oil capacity
- Not recorded
- Front differential fluid capacity
- Not recorded
- Rear differential fluid capacity
- Not recorded
- Transfer-case fluid capacity
- Not recorded
- A/C refrigerant charge
- Not recorded
- Washer-fluid capacity
- Not recorded
Service specifications
0/17- Minimum fuel octane
- Not recorded
- Engine oil viscosity
- Not recorded
- Engine oil specification
- Not recorded
- Engine oil drain-plug torque
- Not recorded
- Automatic transmission fluid
- Not recorded
- CVT fluid
- Not recorded
- DCT fluid
- Not recorded
- Manual transmission fluid
- Not recorded
- Coolant specification
- Not recorded
- Differential fluid
- Not recorded
- Transfer-case fluid
- Not recorded
- Brake fluid
- Not recorded
- Power-steering fluid
- Not recorded
- A/C refrigerant type
- Not recorded
- Spark-plug type
- Not recorded
- Spark-plug gap
- Not recorded
- Spark-plug torque
- Not recorded
Efficiency
3/9- EPA city
- Not recorded
- EPA highway
- Not recorded
- EPA combined
- Not recorded
- EPA city, alternate fuel
- Not recorded
- EPA highway, alternate fuel
- Not recorded
- EPA combined, alternate fuel
- Not recorded
- Historical EPA city economyOriginal 1983 EPA guide methodology; values are not adjusted to the 2008-and-later label basis.
- 15 mpg (US)
Verified
83FG.DAT:line 391; record SHA-256 eed65343b98a2e0a463304d077a5d5b58f5188ede76ac80469159b64a3e2c9e5; CITY-MPG columns 21-23; original rounded guide value - Historical EPA highway economyOriginal 1983 EPA guide methodology; values are not adjusted to the 2008-and-later label basis.
- 20 mpg (US)
Verified
83FG.DAT:line 391; record SHA-256 eed65343b98a2e0a463304d077a5d5b58f5188ede76ac80469159b64a3e2c9e5; HWY-MPG columns 24-26; original rounded guide value - Historical EPA combined economyOriginal 1983 EPA guide methodology; values are not adjusted to the 2008-and-later label basis.
- 17 mpg (US)
Verified
83FG.DAT:line 391; record SHA-256 eed65343b98a2e0a463304d077a5d5b58f5188ede76ac80469159b64a3e2c9e5; COMB-MPG columns 27-29; original rounded guide value
Range
0/4- Total range
- Not recorded
- Alternate-fuel range
- Not recorded
- Alternate-fuel city range
- Not recorded
- Alternate-fuel highway range
- Not recorded
Emissions
0/4- Tailpipe CO₂
- Not recorded
- Emissions classification
- Not recorded
- EPA fuel-economy score
- Not recorded
- EPA greenhouse-gas score
- Not recorded
Safety
0/3- Tire-pressure monitoring
- Not recorded
- Stability control
- Not recorded
- Driver-assistance suite
- Not recorded
Body
0/2- Roof
- Not recorded
- Aerodynamic equipment
- Not recorded
US safety ratings and recalls
Current NHTSA results for this model year, make, and model. Ratings are shown only for NHTSA-tested variants; recall applicability must be confirmed by VIN.
Loading current NHTSA data…
Sources used
Original EPA source configuration; the label identifies a government record and does not assert a retail trim. Historical economy follows the original guide basis; equipment and body shape are not inferred.
1983 EPA historical carline, manufacturer and class dictionary
Original fixed-width EPA archive. Source rows, region, codes and historical fuel-economy basis are retained. This source is not a complete inventory of all vehicles sold; unsupported equipment is not inferred.
- Applies to
- United States model year 1983; source manufacturer, carline and EPA classification dictionary
- Retrieved
- 2026-09-05
1983 EPA historical 49-state fuel economy records
Original fixed-width EPA archive. Source rows, region, codes and historical fuel-economy basis are retained. This source is not a complete inventory of all vehicles sold; unsupported equipment is not inferred.
- Applies to
- United States model year 1983; 49-state source records
- Retrieved
- 2026-09-05