Volvo B18 Engine Specifications
The Volvo B18 engine is a notable powerplant that was produced by Volvo from the early 1960s to the late 1970s. This engine is renowned for its durability and performance, making it a popular choice among classic car enthusiasts. Below are the detailed specifications of the B18 engine.
| Specification | Details |
|---|---|
| Engine Type | Inline 4-cylinder |
| Displacement | 1780 cc (1.8 L) |
| Bore x Stroke | 88 mm x 80 mm |
| Compression Ratio | 9.0:1 |
| Power Output | 75 hp (56 kW) at 5,500 rpm |
| Torque | 120 Nm (88 lb-ft) at 3,500 rpm |
| Fuel System | Single carburetor (Solex or Zenith) |
| Ignition System | Conventional ignition |
| Cooling System | Water-cooled |
| Weight | Approximately 130 kg (287 lbs) |
Engine Configuration
The Volvo B18 engine features a straightforward inline 4-cylinder configuration, which is known for its simplicity and reliability. This configuration allows for a compact design while providing adequate power for various Volvo models, including the Amazon and the P1800.
Key Features of the Engine Configuration
- Inline 4-cylinder design enhances balance and smooth operation.
- Lightweight construction contributes to improved fuel efficiency.
- Durable materials used in construction ensure longevity.
- Easy to maintain due to accessible components.
Engine Oil Specifications
Proper lubrication is crucial for the longevity and performance of the B18 engine. The following are the recommended engine oil specifications:
| Specification | Details |
|---|---|
| Oil Type | SAE 10W-30 or 20W-50 |
| Oil Capacity | 4.5 liters (4.8 quarts) including oil filter |
| Oil Change Interval | 5,000 km (3,100 miles) or every 6 months |
Choosing the Right Oil
When selecting engine oil for the B18, consider the following:
- Use high-quality oils that meet or exceed the specifications.
- Consider the climate; thicker oils (20W-50) may be better for warmer temperatures.
- Regularly check oil levels and condition to ensure optimal performance.
Service Intervals
Regular maintenance is essential for keeping the Volvo B18 engine in peak condition. Below are the recommended service intervals:
| Service Item | Interval |
|---|---|
| Oil Change | Every 5,000 km (3,100 miles) or 6 months |
| Oil Filter Replacement | Every oil change |
| Air Filter Replacement | Every 15,000 km (9,300 miles) |
| Fuel Filter Replacement | Every 30,000 km (18,600 miles) |
| Spark Plug Replacement | Every 20,000 km (12,400 miles) |
| Valve Adjustment | Every 30,000 km (18,600 miles) |
Maintenance Tips
To ensure the longevity of the B18 engine, consider the following maintenance tips:
- Regularly inspect belts and hoses for wear.
- Keep the cooling system in good condition by checking coolant levels and replacing as necessary.
- Monitor engine performance and address any unusual noises or vibrations promptly.
- Use genuine Volvo parts for replacements to maintain compatibility and performance.
Conclusion
The Volvo B18 engine is a robust and reliable powerplant that has stood the test of time. Understanding its specifications, engine configuration, oil requirements, and service intervals is crucial for maintaining its performance and longevity. By adhering to recommended maintenance practices, owners can enjoy the performance and reliability that the B18 engine has to offer for many years to come.
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