🏷️ Basic Information

Make:

Dodge

Model:

Dart

Year:

1970

Engine Identifier:

340

👋 Introduction

Market Position:

The 1970 Dodge Dart 340 represented a potent muscle car offering, targeting performance enthusiasts seeking a balance of style, power, and affordability within the Mopar lineup.

Competitive Analysis:

Competed directly with other American compact muscle cars of the era, such as the Chevrolet Nova SS, Ford Maverick Grabber, and AMC Javelin AMX, offering a distinct Mopar performance character.

Key Features:

Powerful 340 cubic inch V8 engine, optional performance packages, aggressive styling, rear-wheel drive platform, and a strong enthusiast following.

📋 Manual Details

Primary Coverage:

Sound Clip of 1970 Dodge Dart 340 Engine Operation

Page Count:

N/A (Audio File)

Manual Type:

Audio Sound Clip

Language:

N/A (Audio)

Format:

WAV, MP3 Download

📖 Manual Coverage

Systems Covered:

Engine exhaust note, intake sounds, audible engine operation (idle, acceleration)

Procedures Included:

Auditory representation of the 340 V8 engine's sound profile.

Technical Depth:

Focus on acoustic characteristics and auditory experience of the 1970 Dodge Dart 340 powertrain.

📊 Manual Specifications

File Format:

WAV, MP3

Print Quality:

N/A (Audio)

Binding Type:

N/A (Digital Download)

Paper Type:

N/A (Digital Download)

⚙️ Engine Specifications

Engine Type:

V8, Overhead Valve (OHV)

Displacement:

340 cubic inches (5.6 Liters)

Bore X Stroke:

4.04 inches x 3.31 inches (102.6 mm x 84.1 mm)

Compression Ratio:

10.3:1

Horsepower:

275 bhp @ 4800 rpm (Gross SAE)

Torque:

375 lb-ft @ 3200 rpm (Gross SAE)

Carburetor:

Single 4-barrel, Holley 600 CFM (Model 4160 or similar)

Valvetrain:

Mechanical Lifters

Fuel Type:

Unleaded Gasoline (typically 91-93 octane for optimal performance)

Fuel Pump:

Mechanical

Ignition System:

Distributor with breaker points and condenser

🔧 Transmission

Transmission Type:

TorqueFlite A727 Heavy Duty Automatic

Transmission Type:

A833 4-Speed Manual Transmission

Automatic Gear Ratios:

2.45:1 (1st), 1.45:1 (2nd), 1.00:1 (3rd)

Manual Gear Ratios:

2.66:1 (1st), 1.91:1 (2nd), 1.45:1 (3rd), 1.00:1 (4th)

Transmission Fluid:

ATF Dexron II or equivalent for automatic; SAE 90 GL-4 gear oil for manual

📐 Dimensions

Wheelbase:

108.0 inches (2743 mm)

Overall Length:

197.2 inches (5009 mm)

Overall Width:

71.4 inches (1813 mm)

Overall Height:

53.1 inches (1349 mm)

Curb Weight:

Approximately 3200-3500 lbs (1451-1588 kg) depending on configuration

Gross Vehicle Weight Rating:

Not explicitly specified but typically around 4000 lbs

Trunk Volume:

Approx. 12.0 cubic feet

🛡️ Safety Features

Safety Ratings:

NHTSA/IIHS ratings from 1970 are not directly comparable to modern standards. Vehicles of this era lacked many modern safety features.

Brakes:

Front: 11.0-inch (279 mm) finned drum brakes; Rear: 10.0-inch (254 mm) drum brakes. Power assist optional. Front disc brakes were an option on some 340 models.

Steering:

Recirculating ball, manual steering standard. Power steering optional.

Seatbelts:

Lap belts standard in the front. Shoulder belts were optional or added later as an upgrade.

Construction:

Unibody construction with front subframe.

Windshield:

Laminated safety glass standard.

💡 Technology Features

Infotainment System:

AM/FM Radio (optional), 8-track player (optional)

Speakers:

Two front door speakers standard, rear package tray speakers optional.

Driver Assistance Features:

None (features such as ABS, traction control, airbags were not available in 1970).

Connectivity Features:

N/A

🔧 Maintenance

Oil Change Interval:

Every 3,000 miles or 3 months. Use high-quality conventional oil.

Tune Up Interval:

Every 12,000-15,000 miles or 12 months, including spark plug replacement, ignition timing adjustment, carburetor adjustment.

Transmission Fluid Change:

Every 24,000-30,000 miles for automatic; inspect and change gear oil in manual annually or per mileage.

Engine Oil Capacity:

5 quarts (4.7 Liters) with filter change

Coolant Type:

50/50 mixture of ethylene glycol antifreeze and distilled water

Brake Fluid Type:

DOT 3 Brake Fluid

Power Steering Fluid:

ATF Dexron II or equivalent if equipped with power steering.

Known Issues:

Rust prone areas (wheel wells, floor pans, subframe), carburetor tuning sensitivity, potential for oil leaks, aging electrical components, drum brake performance limitations (if not upgraded).

Common Repairs:

Ignition system components (points, condenser, coil), fuel system cleaning/rebuilding, suspension bushings replacement, exhaust system repair/replacement.

📚 Vehicle History

Brand Heritage:

Dodge, as part of Chrysler Corporation, has a long history of performance vehicles, particularly during the muscle car era. The 'Dart' nameplate itself has roots stretching back to the early 1960s.

Model Evolution:

The Dart evolved through several generations. The 1970 model year represents the third and final generation of the Dart, known for its sportier styling and performance variants like the Dart Swinger and Dart GT, with the 340 engine being a popular choice for performance enthusiasts.

Production Years:

1960-1976 (Dart nameplate), 1968-1973 (Dart with 340 engine availability)

Manufacturing Location:

United States (primarily St. Louis, Missouri and Hamtramck, Michigan)

Production Volume 340:

Exact figures for 1970 Dart 340 production are not readily available, but it was a significant volume seller within the performance compact segment.

🏆 Awards & Recognition

Recognitions:

The 1970 Dodge Dart 340 was widely recognized by automotive journalists and enthusiasts of the era for its strong performance-to-price ratio and its place as a quintessential American muscle car.

Enthusiast Ratings:

Highly regarded by collectors and muscle car enthusiasts for its iconic status and driving experience.

Certifications:

N/A