1971 Buick 350 Engine Specs
The 1971 Buick 350 engine is a classic piece of automotive history. Known for its power and reliability, this engine has become a favorite among car enthusiasts. In this article, we will explore the specifications of the 1971 Buick 350 engine, including its configuration, engine oil specs, and service intervals.
Engine Configuration
The 1971 Buick 350 engine is a V8 engine with a displacement of 5.7 liters. It features a cast-iron block and cylinder heads, providing durability and strength. The engine has a bore of 3.80 inches and a stroke of 3.85 inches, resulting in a compression ratio of 8.5:1. The 350 engine is equipped with a two-barrel carburetor and a single exhaust system.
With its compact design and efficient performance, the Buick 350 engine was a popular choice for various Buick models in the early 1970s. Its power output and smooth operation made it suitable for both daily driving and occasional spirited driving.
Engine Oil Specs
Choosing the right engine oil is essential for maintaining the performance and longevity of the 1971 Buick 350 engine. Here are the recommended engine oil specifications:
| Specification | Value |
|---|---|
| Oil Type | SAE 10W-30 |
| Oil Capacity (with filter) | 5 quarts |
| Oil Capacity (without filter) | 4.5 quarts |
| Oil Filter | AC Delco PF25 |
It is important to use high-quality engine oil that meets the SAE 10W-30 specification. This oil provides proper lubrication and protects the engine from wear and tear. Additionally, regularly changing the oil filter, using the AC Delco PF25 filter, ensures that contaminants are effectively removed from the oil.
Service Intervals
To keep the 1971 Buick 350 engine running smoothly, regular maintenance is crucial. Here are the recommended service intervals:
- Oil Change: Every 3,000 miles or every 3 months, whichever comes first.
- Oil Filter Replacement: Every oil change.
- Spark Plug Replacement: Every 12,000 miles or every 12 months, whichever comes first.
- Air Filter Replacement: Every 12,000 miles or every 12 months, whichever comes first.
- Timing Belt Replacement: Not applicable (the 1971 Buick 350 engine uses a timing chain).
Following these service intervals will help maintain the performance and reliability of the 1971 Buick 350 engine. Regular oil changes, along with the replacement of filters and spark plugs, ensure that the engine operates at its best.
In conclusion, the 1971 Buick 350 engine is a remarkable piece of automotive engineering. Its V8 configuration, durable construction, and recommended oil specifications make it a reliable and powerful choice. By following the recommended service intervals, car owners can enjoy the performance and longevity of this classic engine for years to come.
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