1966 Chevy 396 Engine Specs
Engine Configuration
The 1966 Chevy 396 engine was a powerful V8 engine that was part of Chevrolet’s big-block engine family. It had a displacement of 396 cubic inches, which is equivalent to 6.5 liters. This engine was designed for high-performance applications and was commonly used in Chevrolet’s muscle cars and trucks during the 1960s.
Engine Oil Specs & Service Intervals
Proper maintenance of the engine oil is crucial for the longevity and performance of any engine, including the 1966 Chevy 396. Here are the engine oil specifications and recommended service intervals for this iconic engine:
Engine Oil Specifications
To ensure optimal performance and protection, it is important to use the right type of engine oil for the 1966 Chevy 396. The recommended engine oil specifications for this engine are as follows:
– Oil Type: High-quality multi-viscosity engine oil
– Viscosity Grade: SAE 10W-30 or SAE 10W-40
– API Service Classification: API SG or higher
– Oil Capacity: Approximately 5 quarts (including oil filter)
Using the recommended engine oil specifications will help maintain proper lubrication and protect the engine components from wear and tear.
Service Intervals
Regular oil changes are essential to keep the 1966 Chevy 396 engine running smoothly. Here are the recommended service intervals for engine oil changes:
– Normal Driving Conditions: Change the engine oil and oil filter every 3,000 miles or every 3 months, whichever comes first.
– Severe Driving Conditions: If you frequently drive in severe conditions, such as towing heavy loads, driving in extreme temperatures, or driving in dusty environments, it is recommended to change the engine oil and oil filter every 1,000-2,000 miles or every 3 months, whichever comes first.
It is important to note that these service intervals are general recommendations, and it is always a good idea to consult the vehicle’s owner’s manual or a qualified mechanic for specific recommendations based on your driving habits and conditions.
Detailed Engine Specifications
| Engine Type | V8 |
|---|---|
| Displacement | 396 cubic inches (6.5 liters) |
| Compression Ratio | 10.25:1 |
| Power Output | 325 horsepower |
| Torque | 410 lb-ft |
| Fuel System | 4-barrel carburetor |
| Ignition System | Points-type ignition |
| Valvetrain | Overhead valve (OHV) |
| Valves per Cylinder | 2 |
| Fuel Requirement | Regular unleaded gasoline |
| Recommended Engine Oil | SAE 10W-30 or SAE 10W-40 |
| Oil Capacity | Approximately 5 quarts (including oil filter) |
The 1966 Chevy 396 engine was a true powerhouse, delivering impressive power and torque. With its robust construction and high-performance design, it became a favorite among car enthusiasts and remains a legendary engine to this day. By following the recommended engine oil specifications and service intervals, you can ensure that your 1966 Chevy 396 engine continues to perform at its best for years to come.
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