430 Buick Engine Specs
The 430 Buick engine is a powerful and reliable V8 engine that was produced by Buick from 1967 to 1976. It was part of the Buick “big block” engine family and was known for its impressive performance and durability. In this article, we will explore the engine configuration, engine oil specs, and service intervals for the 430 Buick engine.
Engine Configuration
The 430 Buick engine featured a V8 configuration, meaning it had eight cylinders arranged in a V-shaped pattern. It had a displacement of 7.0 liters or 430 cubic inches, which is where its name comes from. The engine block was made of cast iron, providing strength and stability.
Here are some key specifications of the 430 Buick engine:
– Bore: 4.1875 inches
– Stroke: 3.90 inches
– Compression Ratio: 10.25:1
– Firing Order: 1-8-4-3-6-5-7-2
– Horsepower: 360 hp
– Torque: 475 lb-ft
Engine Oil Specs
Using the correct engine oil is crucial for maintaining the performance and longevity of the 430 Buick engine. Here are the recommended engine oil specifications:
– Oil Type: SAE 10W-30 or SAE 10W-40
– Oil Capacity: 5 quarts (including filter)
– Oil Filter: AC Delco PF25 or equivalent
It is important to use high-quality engine oil that meets the API (American Petroleum Institute) specifications for your specific climate and driving conditions. Regular oil changes are essential to keep the engine running smoothly and to prevent excessive wear and tear.
Service Intervals
To ensure optimal performance and reliability, it is important to follow the recommended service intervals for the 430 Buick engine. Here are the general guidelines:
– Oil Change: Every 3,000 to 5,000 miles or every 3 to 6 months, whichever comes first.
– Spark Plug Replacement: Every 30,000 miles or every 3 years, whichever comes first.
– Air Filter Replacement: Every 15,000 to 30,000 miles or every 2 years, whichever comes first.
– Coolant Flush: Every 2 years or as recommended by the manufacturer.
– Timing Belt Replacement: Every 60,000 to 100,000 miles or as recommended by the manufacturer.
It is important to note that these service intervals may vary depending on factors such as driving conditions, climate, and vehicle usage. Regular maintenance and inspections by a qualified mechanic are essential to keep the 430 Buick engine in top shape.
Detailed Engine Specifications
| Specification | Value |
|---|---|
| Engine Type | V8 |
| Displacement | 7.0 liters (430 cubic inches) |
| Bore | 4.1875 inches |
| Stroke | 3.90 inches |
| Compression Ratio | 10.25:1 |
| Firing Order | 1-8-4-3-6-5-7-2 |
| Horsepower | 360 hp |
| Torque | 475 lb-ft |
In conclusion, the 430 Buick engine is a powerful V8 engine known for its performance and durability. With the right engine oil and regular maintenance, this engine can provide many years of reliable service. By following the recommended service intervals and using high-quality engine oil, you can keep your 430 Buick engine running smoothly for miles to come.
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