Ford 351 Engine Specs
Overview
The Ford 351 engine is a powerful V8 engine that was produced by Ford Motor Company from 1969 to 1996. It belongs to the Ford Windsor engine family and has become a popular choice among car enthusiasts and performance enthusiasts alike. Let’s take a closer look at the specifications of this iconic engine.
Engine Configuration
The Ford 351 engine is a V8 engine with a displacement of 5.8 liters (351 cubic inches). It features a 90-degree V configuration, meaning the cylinders are arranged in two banks set at a 90-degree angle to each other. This configuration provides a smooth and balanced operation, resulting in improved performance and reduced vibrations.
Power and Torque
The power output of the Ford 351 engine varied throughout its production years and depended on the specific model and modifications. However, the engine was known for its impressive power and torque. In its most powerful form, the Ford 351 engine could produce up to 300 horsepower and 380 lb-ft of torque, making it a formidable choice for high-performance applications.
Compression Ratio
The compression ratio of the Ford 351 engine also varied depending on the specific model and year. Generally, the compression ratio ranged from 8.0:1 to 9.5:1. A higher compression ratio allows for better engine efficiency and power output, but it also requires higher-octane fuel to prevent knocking or detonation.
Fuel System
The Ford 351 engine typically featured a carbureted fuel system, although some later models were equipped with fuel injection. Carbureted versions utilized a single or dual-barrel carburetor, while fuel-injected versions used electronic fuel injection for improved fuel delivery and efficiency.
Engine Oil Specs & Service Intervals
Proper engine oil is crucial for maintaining the performance and longevity of any engine, including the Ford 351. Here are some important specifications and service intervals to keep in mind:
- Oil Type: The recommended oil type for the Ford 351 engine is a high-quality, multi-viscosity engine oil with a viscosity rating of 10W-30 or 10W-40. Consult your vehicle’s owner manual for specific recommendations.
- Oil Capacity: The oil capacity of the Ford 351 engine can vary depending on the specific model and oil pan design. On average, it holds approximately 5 to 6 quarts of oil, including the oil filter.
- Oil Change Interval: It is generally 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. However, always refer to your vehicle’s owner manual for the manufacturer’s recommended service intervals.
- Oil Filter: When performing an oil change, it is essential to replace the oil filter as well. Choose a high-quality oil filter that is compatible with the Ford 351 engine.
Detailed Engine Specifications
| Engine Specifications | Value |
|---|---|
| Engine Type | V8 |
| Displacement | 5.8 liters (351 cubic inches) |
| Configuration | 90-degree V |
| Compression Ratio | Varies (typically 8.0:1 to 9.5:1) |
| Fuel System | Carbureted or Fuel Injected |
| Power Output | Varies (up to 300 horsepower) |
| Torque | Varies (up to 380 lb-ft) |
In conclusion, the Ford 351 engine is a legendary V8 engine known for its power and performance. With its impressive specifications and a wide range of applications, it has left a lasting impact on the automotive industry. By following the recommended engine oil specifications and service intervals, you can ensure the longevity and optimal performance of your Ford 351 engine.
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