1973 Dodge 440 Engine Specs
The 1973 Dodge 440 engine was a powerful V8 engine that offered impressive performance and reliability. Let’s take a closer look at its specifications and what made it such a popular choice for car enthusiasts during that era.
Engine Configuration
The 1973 Dodge 440 engine was a big-block V8 engine that was part of Chrysler’s RB engine family. It had a displacement of 7.2 liters (440 cubic inches) and featured a cast-iron block and cylinder heads. The engine had a bore of 4.32 inches and a stroke of 3.75 inches, giving it a relatively square configuration.
This engine utilized a two-valve per cylinder design with a single overhead camshaft. It featured hydraulic lifters and a cast-iron crankshaft. The 1973 Dodge 440 engine also had a compression ratio of 8.2:1, which allowed it to run on regular unleaded gasoline.
Engine Oil Specs & Service Intervals
Proper engine oil specifications and regular maintenance are crucial for the longevity and optimal performance of any engine, including the 1973 Dodge 440. Here are the recommended engine oil specs and service intervals for this engine:
Engine Oil Specifications:
– Oil Type: It is recommended to use a high-quality multi-viscosity engine oil with a viscosity rating of 10W-30 or 10W-40. This ensures proper lubrication and protection for the engine components.
– Oil Capacity: The 1973 Dodge 440 engine has an oil capacity of approximately 5 quarts, including the oil filter. It is important to check the oil level regularly and top it up if necessary.
– Oil Filter: When changing the engine oil, it is essential to replace the oil filter as well. Make sure to use a filter that is compatible with the 440 engine.
Service Intervals:
– Oil Change: It is recommended to change the engine oil and oil filter every 3,000 to 5,000 miles or every 3 to 6 months, whichever comes first. Regular oil changes help remove contaminants and maintain proper lubrication.
– Oil Filter Replacement: The oil filter should be replaced during every oil change to ensure optimal filtration and prevent any debris from circulating in the engine.
– Oil Level Check: It is advisable to check the engine oil level regularly, especially before long trips or when the engine has been running for an extended period. Maintaining the oil level within the recommended range is vital for proper engine function.
Detailed Engine Specifications
To provide a comprehensive overview of the 1973 Dodge 440 engine, here is a detailed specifications chart:
| Specification | Value |
|---|---|
| Engine Type | V8 |
| Displacement | 7.2 liters (440 cubic inches) |
| Configuration | Big-block |
| Block Material | Cast Iron |
| Cylinder Head Material | Cast Iron |
| Bore | 4.32 inches |
| Stroke | 3.75 inches |
| Valvetrain | Overhead Camshaft (OHV) |
| Compression Ratio | 8.2:1 |
The 1973 Dodge 440 engine was a remarkable powerplant that offered both performance and durability. Its big-block design and reliable construction made it a favorite among car enthusiasts of that era. By following the recommended engine oil specifications and service intervals, owners could ensure that this engine would continue to deliver its full potential for years to come.
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