Pontiac 305 Engine Specs
The Pontiac 305 engine is a popular choice among car enthusiasts due to its reliable performance and durability. In this article, we will delve into the engine configuration, engine oil specs, and service intervals for this impressive powerplant.
Engine Configuration
The Pontiac 305 engine is a V8 engine that belongs to the Pontiac Small-Block family. It was first introduced in the late 1970s and continued to be used in various Pontiac models until the early 1990s. This engine is known for its robust construction and smooth operation.
Here are the key specifications of the Pontiac 305 engine:
| Specification | Value |
|---|---|
| Displacement | 305 cubic inches (5.0 liters) |
| Configuration | V8 |
| Bore x Stroke | 3.736″ x 3.48″ |
| Compression Ratio | 8.6:1 |
| Fuel System | 4-barrel carburetor |
| Horsepower | 140-165 HP |
| Torque | 240-245 lb-ft |
Engine Oil Specs & Service Intervals
To keep your Pontiac 305 engine running smoothly, it is crucial to use the right type of engine oil and adhere to the recommended service intervals. Here are the engine oil specifications and service intervals for the Pontiac 305 engine:
| Engine Oil Specification | Value |
|---|---|
| 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 |
It is recommended to change the engine oil and oil filter every 3,000 miles or every three months, whichever comes first. Regular oil changes are essential to maintain optimal engine performance and prolong the engine’s lifespan.
In addition to regular oil changes, it is also important to check the oil level regularly and top it up if necessary. Keeping the engine properly lubricated is crucial for preventing excessive wear and ensuring smooth operation.
Conclusion
The Pontiac 305 engine is a reliable and powerful V8 engine that has earned a reputation for its performance. By understanding its engine configuration, oil specifications, and service intervals, you can ensure that your Pontiac 305 engine remains in top shape for years to come. Regular maintenance and the use of the recommended engine oil will contribute to the longevity and performance of this impressive powerplant.
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