Pontiac 428 Engine Specs: Unleashing the Power of Performance
Introduction
The Pontiac 428 engine is an iconic powerhouse that has left a lasting impression on automotive enthusiasts around the world. Known for its raw power and impressive performance, this engine has become a legend in the automotive industry. In this article, we will delve into the specifications of the Pontiac 428 engine, explore its engine configuration, and discuss engine oil specs and service intervals.
Engine Configuration
The Pontiac 428 engine belongs to the legendary Pontiac V8 engine family. It features a displacement of 428 cubic inches (7.0 liters) and was produced from 1967 to 1969. This engine is a true testament to Pontiac’s commitment to performance and power.
Detailed Engine Specifications
| Specification | Value |
|---|---|
| Displacement | 428 cubic inches (7.0 liters) |
| Compression Ratio | 10.5:1 |
| Valvetrain | OHV (Overhead Valve) |
| Max Power Output | 360 horsepower |
| Max Torque | 472 lb-ft |
| Fuel System | Quadrajet 4-barrel carburetor |
| Ignition System | Points-style ignition |
| Engine Block Material | Cast iron |
| Cylinder Head Material | Cast iron |
Engine Oil Specs
To ensure optimal performance and longevity of the Pontiac 428 engine, it is crucial to use the recommended engine oil. The engine oil should meet the following specifications:
– Viscosity: 10W-30 or 10W-40 (depending on climate)
– API (American Petroleum Institute) Certification: SJ or higher
– Oil Capacity: Approximately 5 quarts (including filter)
Using the correct engine oil will provide the necessary lubrication and protection for the engine’s internal components, allowing it to perform at its best.
Service Intervals
Regular maintenance is essential to keep the Pontiac 428 engine running smoothly. Here are the recommended service intervals for this engine:
1. Oil Change: It is recommended to change the engine oil and oil filter every 3,000 to 5,000 miles or every 3 to 6 months, whichever comes first. Regular oil changes help remove contaminants and maintain proper lubrication.
2. Spark Plugs: Replace the spark plugs every 20,000 to 30,000 miles or as recommended by the manufacturer. This ensures efficient combustion and optimal engine performance.
3. Air Filter: Check and replace the air filter every 12,000 to 15,000 miles or as needed. A clean air filter promotes better airflow and protects the engine from dirt and debris.
4. Cooling System: Flush and refill the cooling system every 2 years or as recommended by the manufacturer. This helps prevent overheating and ensures proper engine cooling.
5. Timing Belt/Chain: Inspect the timing belt or chain regularly and replace it according to the manufacturer’s recommendations. A worn-out timing belt or chain can lead to engine damage and costly repairs.
By adhering to these service intervals, you can maintain the performance and reliability of your Pontiac 428 engine for years to come.
Conclusion
The Pontiac 428 engine is a true masterpiece that has left an indelible mark on the automotive world. With its impressive specifications, including a displacement of 428 cubic inches and a power output of 360 horsepower, this engine continues to captivate enthusiasts. By following the recommended engine oil specs and service intervals, you can ensure that your Pontiac 428 engine performs at its peak, delivering an exhilarating driving experience every time. So, unleash the power of performance with the Pontiac 428 engine and embrace the legacy of Pontiac’s engineering excellence.
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