1968 Chevy 307 Engine Specs
The 1968 Chevy 307 engine is a classic powerhouse that has left a lasting impression on car enthusiasts. Known for its durability and reliability, this engine was a popular choice for various Chevrolet models during that era. In this article, we will delve into the engine configuration, engine oil specifications, and service intervals for the 1968 Chevy 307 engine.
Engine Configuration
The 1968 Chevy 307 engine was a V8 engine, meaning it had eight cylinders arranged in a V-shaped configuration. This engine featured a displacement of 5.0 liters or 307 cubic inches, hence the name. It had a bore and stroke of 3.875 inches by 3.25 inches, providing a decent balance between power and efficiency.
The compression ratio of the 1968 Chevy 307 engine was 9.5:1, allowing it to deliver a respectable amount of power. It had a single overhead camshaft (SOHC) configuration, with two valves per cylinder. This engine was also equipped with a two-barrel carburetor, providing smooth and efficient fuel delivery.
Engine Oil Specs
Choosing the right engine oil is crucial for maintaining the performance and longevity of the 1968 Chevy 307 engine. Here are the recommended engine oil specifications for this classic engine:
| Specification | Value |
|---|---|
| Engine Oil Type | SAE 10W-30 or SAE 10W-40 |
| Oil Capacity (with filter) | 5 quarts |
| Oil Filter | AC Delco PF25 or equivalent |
It is essential to use high-quality engine oil that meets the specified viscosity requirements. Regular oil changes, along with proper maintenance, will ensure optimal engine performance and longevity.
Service Intervals
To keep the 1968 Chevy 307 engine running smoothly, regular maintenance is necessary. Here are the recommended service intervals for this engine:
| Service | Interval |
|---|---|
| Oil Change | Every 3,000 miles or 3 months |
| Spark Plug Replacement | Every 20,000 miles or 2 years |
| Air Filter Replacement | Every 12,000 miles or 1 year |
| Fuel Filter Replacement | Every 24,000 miles or 2 years |
Following these service intervals will help maintain the engine’s performance and prevent any potential issues from arising. Regular maintenance is key to ensuring the longevity and reliability of the 1968 Chevy 307 engine.
In conclusion, the 1968 Chevy 307 engine is a remarkable piece of automotive engineering. Its V8 configuration, coupled with its reliable performance, has made it a favorite among car enthusiasts. By adhering to the recommended engine oil specifications and service intervals, owners can keep this classic engine running smoothly for years to come.
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