Buick 455 Engine Specs: Power and Performance
The Buick 455 engine is a legendary powerhouse that has left a lasting impression on car enthusiasts around the world. With its impressive power and performance, this engine has become a favorite among muscle car enthusiasts and drag racers. In this article, we will delve into the engine configuration, oil specifications, and service intervals of the Buick 455 engine.
Engine Configuration
The Buick 455 engine is a V8 engine that was produced by Buick from 1970 to 1976. It is a member of the Buick V8 engine family, known for its robust construction and exceptional performance. Let’s take a closer look at the engine configuration of the Buick 455:
| Engine Type | V8 |
|---|---|
| Displacement | 455 cubic inches (7.5 liters) |
| Bore x Stroke | 4.3125″ x 3.900″ |
| Compression Ratio | 8.5:1 |
| Fuel System | 4-barrel carburetor |
| Horsepower | 350-370 hp |
| Torque | 510-510 lb-ft |
The Buick 455 engine boasts a displacement of 455 cubic inches or 7.5 liters, making it a true powerhouse. With a bore of 4.3125 inches and a stroke of 3.900 inches, this engine is capable of delivering impressive performance on the road. The compression ratio of 8.5:1 ensures optimal combustion efficiency, resulting in both power and fuel efficiency.
Engine Oil Specs & Service Intervals
To keep your Buick 455 engine running smoothly and efficiently, it is crucial to follow the recommended oil specifications and service intervals. Here are the key details you need to know:
| Oil Type | SAE 10W-30 or SAE 10W-40 |
|---|---|
| Oil Capacity (with filter) | 5 quarts |
| Oil Capacity (without filter) | 4.5 quarts |
| Oil Filter | AC Delco PF25 or equivalent |
| Service Intervals | Every 3,000 miles or every 3 months |
The Buick 455 engine requires high-quality engine oil to ensure proper lubrication and cooling. It is recommended to use SAE 10W-30 or SAE 10W-40 oil, which provides excellent viscosity for various operating conditions. When performing an oil change, make sure to replace the oil filter with an AC Delco PF25 or an equivalent filter to maintain optimal filtration.
In terms of service intervals, it is advisable to change the oil and filter every 3,000 miles or every 3 months, whichever comes first. Regular oil changes are essential to remove contaminants and maintain the engine’s performance and longevity. Additionally, it is crucial to check the oil level regularly and top it up if necessary.
In Conclusion
The Buick 455 engine is a true marvel of engineering, offering impressive power and performance. With its V8 configuration and generous displacement, this engine has become a favorite among muscle car enthusiasts. By following the recommended oil specifications and service intervals, you can ensure that your Buick 455 engine continues to deliver the power and performance that it is renowned for. So, take care of your engine, and enjoy the thrilling ride it provides!
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