Era:
Represents the mid-to-late 1950s American automotive landscape, focusing on Dodge's offering.
Competitors:
Competed directly with Chevrolet Bel Air, Ford Fairlane, Plymouth Savoy/Belvedere, Buick Special, Oldsmobile Eighty-Eight.
Design Language:
Embodied the 'Forward Look' styling by Virgil Exner, characterized by prominent fins and jet-age aesthetics.
Powertrain Options:
Offered a range of V8 engines, including the renowned 'Red Ram' hemi and larger polyspherical V8s, paired with advanced automatic transmissions.
Target Audience:
Essential for owners, restorers, mechanics, and enthusiasts of the 1957 Dodge Coronet line.
Engine:
Detailed diagnostics, overhaul procedures, tune-up specifications for all available engines.
Transmission:
Service and repair for Fluid Drive (Push-Button Automatic) and Manual Transmissions.
Suspension:
Front and rear suspension components, steering linkage, alignment specifications.
Brakes:
Hydraulic brake system, drums, shoes, master cylinder, wheel cylinders, parking brake.
Electrical:
Complete wiring diagrams, ignition system, starting and charging systems, lighting, accessories.
Fuel System:
Carburetor service (Stromberg, Carter), fuel pump, fuel lines, tank.
Cooling System:
Radiator, water pump, thermostat, hoses, heater core.
Body And Frame:
Body panel repair, door mechanisms, glass replacement, structural components.
Heating And Air Conditioning:
Heater system operation and service (factory A/C likely optional and may have separate documentation).
Differentials And Axles:
Rear axle service, differential overhaul, bearings.
Exhaust System:
Exhaust manifolds, pipes, mufflers, hangers.
Maintenance:
Oil change, filter replacement, lubrication, spark plug replacement, belt adjustment.
Troubleshooting:
Diagnostic charts and symptom-based troubleshooting for common issues.
Repair:
Step-by-step repair instructions for all major components and systems.
Overhaul:
Complete engine, transmission, and differential rebuild procedures.
Adjustment:
Carburetor, ignition timing, brake adjustment, clutch adjustment.
Disassembly And Assembly:
Detailed instructions for component removal and installation.
Specifications And Tolerances:
Torque values, clearances, measurements for engine, transmission, and chassis components.
Depth:
Factory-level technical detail suitable for professional mechanics and skilled enthusiasts.
Diagnostic Capability:
In-depth diagnostics for mechanical, electrical, and fuel systems.
Rebuild Detail:
Detailed procedures for complete engine and transmission rebuilds.
Engine Options:
270 cubic inch "Red Ram" V8 (Hemi), 315 cubic inch "Super Red Ram" V8, 325 cubic inch "Super Mighty" V8 (Polyspherical).
Horsepower:
Ranges from approximately 190 hp to 240 hp depending on engine and carburetion.
Torque:
Torque figures vary, but V8s offered strong low-end grunt typical of the era.
Carburetor:
Single or dual-barrel Stromberg or Carter carburetors, depending on engine and trim.
Fuel Type:
Leaded gasoline (premium grades recommended for higher compression engines).
Type:
12-volt positive ground electrical system with coil and distributor.
Capacity:
Approximately 17-19 quarts (depending on engine and radiator size).
Configuration:
V8 (OHV - OverHead Valve)
Wheelbase:
Approximately 118 inches.
Length:
Approximately 195-205 inches depending on body style.
Width:
Approximately 75-78 inches.
Curb Weight:
Varies by model and equipment, generally in the 3500-4000 lb range.
Gross Vehicle Weight Rating:
Typically around 4500-5000 lbs.
Ratings:
No formal crash test ratings as per modern standards. Safety features were basic for the era.
Braking System:
Four-wheel hydraulic drum brakes.
Steering:
Recirculating ball steering system, power steering was an option.
Seatbelts:
Seat belts were typically an optional extra and not standard equipment.
Windshield:
Laminated safety glass for windshield was standard, others may have been tempered.
Oil Change:
Every 2,000-3,000 miles or 3-6 months, common for the era.
Tune Up:
Recommended at 6,000-12,000 miles, including points, condenser, spark plugs, and carburetor adjustment.
Lubrication:
Chassis lubrication points every 1,000 miles or as needed.
Engine Oil:
SAE 10W-30 or SAE 20W-50, depending on ambient temperature. API Service SG or higher recommended for modern equivalents.
Coolant:
Ethylene glycol-based antifreeze mixed with distilled water (50/50 ratio).
Brake Fluid:
DOT 3 or DOT 4 heavy-duty brake fluid.
Engine:
Potential for oil leaks, valve guide wear, and camshaft lobe wear, especially in higher mileage engines.
Electrical:
Degradation of wiring insulation, generator/regulator issues, starter solenoid problems are common.
Suspension And Steering:
Worn ball joints, tie rod ends, and kingpins; fluid leaks from steering box.
Body:
Rust in common areas (rocker panels, wheel wells, floor pans) due to age and materials.
Fuel System:
Carburetor gumming, fuel pump diaphragm failure, clogged fuel filters.
Dodge History:
Dodge, founded by the Dodge Brothers, became a significant marque under Chrysler Corporation, known for robust engineering and value.
Coronet Evolution:
The Coronet nameplate has a long history within Dodge, often representing a mid-range offering. The 1957 model was a significant redesign part of the 'Forward Look'.
Manufacturing Location:
Primarily produced in the United States by Chrysler Corporation plants.
Sales Context:
1957 was a strong year for the automotive industry, and the stylish Dodge models sold well.
