1973 Dodge 340 Engine Specs
Engine Configuration
The 1973 Dodge 340 engine was a high-performance V8 engine that was widely used in various Dodge vehicles during that era. Let’s take a closer look at its specifications and configuration.
| Specification | Value |
|---|---|
| Engine Type | V8 |
| Displacement | 340 cubic inches (5.6 liters) |
| Compression Ratio | 10.5:1 |
| Valvetrain | OHV (Overhead Valve) |
| Number of Valves | 16 |
| Fuel Delivery | 4-barrel carburetor |
| Maximum Horsepower | 240 hp |
| Maximum Torque | 290 lb-ft |
| Engine Block Material | Cast Iron |
| Camshaft Type | Hydraulic |
| Ignition System | Electronic |
The 1973 Dodge 340 engine featured a V8 configuration, meaning it had eight cylinders arranged in a V-shaped pattern. It had a displacement of 340 cubic inches, which is equivalent to 5.6 liters. This engine was known for its impressive power and performance, making it a popular choice among muscle car enthusiasts.
The 340 engine had a compression ratio of 10.5:1, which contributed to its high power output. It utilized an OHV (Overhead Valve) valvetrain with a total of 16 valves. The fuel delivery system was a 4-barrel carburetor, ensuring efficient fuel distribution to the engine.
With a maximum horsepower of 240 hp and a torque rating of 290 lb-ft, the 1973 Dodge 340 engine packed a punch. Its cast iron engine block provided durability and strength, making it capable of handling the demands of high-performance driving.
The camshaft in the 340 engine was of the hydraulic type, which offered smooth operation and reduced maintenance requirements. Additionally, it featured an electronic ignition system, improving reliability and ignition timing accuracy.
Engine Oil Specs & Service Intervals
Proper engine oil selection and regular maintenance are crucial for the longevity and optimal performance of any engine, including the 1973 Dodge 340. Here are the recommended engine oil specifications and service intervals for this engine.
| Specification | Value |
|---|---|
| Engine Oil Type | SAE 10W-30 |
| Oil Capacity (with Filter) | 5 quarts |
| Oil Capacity (without Filter) | 4.5 quarts |
| Oil Filter Type | Cartridge or Spin-on |
| Oil Change Interval | Every 3,000 miles or 3 months |
The recommended engine oil for the 1973 Dodge 340 engine is SAE 10W-30. This oil viscosity provides excellent lubrication and protection across a wide range of temperatures, ensuring optimal engine performance.
When performing an oil change, it is important to replace the oil filter as well. The 340 engine can accommodate either a cartridge-type or a spin-on oil filter, depending on the specific model and configuration.
The oil capacity of the 340 engine, including the filter, is 5 quarts. However, if the oil filter is not replaced during the oil change, the oil capacity is reduced to 4.5 quarts. It is crucial to maintain the proper oil level to ensure adequate lubrication and cooling of the engine components.
To maintain the engine’s health, it is recommended to change the oil and filter every 3,000 miles or 3 months, whichever comes first. Regular oil changes help remove contaminants and maintain proper lubrication, prolonging the life of the engine.
In conclusion, the 1973 Dodge 340 engine was a powerful V8 engine known for its performance capabilities. With its impressive specifications and proper maintenance, this engine provided an exhilarating driving experience for Dodge enthusiasts of that era.
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