1998 Ford Ranger 2.5 Engine Specs
The 1998 Ford Ranger 2.5 engine is a reliable and efficient powertrain option that offers decent performance for its size. In this article, we will explore the engine configuration, engine oil specifications, and service intervals for this particular model.
Engine Configuration
The 1998 Ford Ranger 2.5 engine features a 2.5-liter four-cylinder configuration. It is equipped with a cast-iron block and cylinder head, providing durability and strength. The engine has an overhead valve (OHV) design, which means the valves are located within the cylinder head and are operated by pushrods and rocker arms. This configuration is known for its simplicity and reliability.
Engine Oil Specs
Proper engine oil is crucial for the smooth operation and longevity of any engine. Here are the engine oil specifications for the 1998 Ford Ranger 2.5:
- Oil Type: The recommended oil type for this engine is 5W-30. It is important to use oil that meets the API (American Petroleum Institute) specifications of SJ, SL, or SM.
- Oil Capacity: The oil capacity for this engine is approximately 4.5 quarts (including the oil filter).
- Oil Filter: It is recommended to use a high-quality oil filter that is compatible with the 1998 Ford Ranger 2.5 engine. Consult the vehicle’s manual or a trusted mechanic for the appropriate oil filter brand and model.
Service Intervals
Regular maintenance and servicing are essential to keep your engine running smoothly. Here are the recommended service intervals for the 1998 Ford Ranger 2.5 engine:
- Oil Change: 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, it is always a good idea to consult the vehicle’s manual for the manufacturer’s specific recommendations.
- Spark Plugs: The spark plugs should be inspected and replaced if necessary every 30,000 to 50,000 miles. This interval may vary depending on driving conditions and the type of spark plugs installed.
- Air Filter: The air filter should be checked regularly and replaced if dirty or clogged. As a general guideline, it is recommended to inspect the air filter every 12,000 to 15,000 miles.
- Fuel Filter: The fuel filter should be replaced every 30,000 to 40,000 miles or as recommended by the vehicle’s manufacturer.
- Timing Belt: The 1998 Ford Ranger 2.5 engine is equipped with a timing belt. It is crucial to follow the manufacturer’s recommended interval for timing belt replacement, which is typically around 60,000 to 100,000 miles.
Detailed Engine Specifications
To provide a comprehensive overview of the 1998 Ford Ranger 2.5 engine, here are the detailed specifications:
| Engine Type | 2.5-liter four-cylinder |
|---|---|
| Engine Code | Unknown |
| Valvetrain | Overhead Valve (OHV) |
| Block Material | Cast Iron |
| Cylinder Head Material | Cast Iron |
| Displacement | 2.5 liters (153 cubic inches) |
| Bore x Stroke | 3.78 inches x 3.40 inches |
| Compression Ratio | 9.0:1 |
| Horsepower | 118 hp @ 5,000 rpm |
| Torque | 146 lb-ft @ 3,750 rpm |
| Fuel System | Sequential Multi-Port Fuel Injection (SFI) |
| Fuel Type | Regular Unleaded |
In conclusion, the 1998 Ford Ranger 2.5 engine offers a reliable and efficient powertrain option. By following the recommended engine oil specifications and service intervals, you can ensure the longevity and optimal performance of your vehicle. Regular maintenance and care are key to keeping your engine running smoothly for years to come.
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