Toyota 1ZZ Engine Specs
The Toyota 1ZZ engine is a four-cylinder, 1.8-liter engine that was produced by Toyota from 1998 to 2007. It belongs to the ZZ engine family, which also includes the 2ZZ-GE engine found in the sportier versions of Toyota vehicles. The 1ZZ engine is known for its reliability and fuel efficiency, making it a popular choice among Toyota enthusiasts.
Engine Configuration
The Toyota 1ZZ engine features a dual overhead camshaft (DOHC) design with four valves per cylinder. It has an aluminum cylinder block and cylinder head, which helps reduce the overall weight of the engine. The engine is equipped with Toyota’s Variable Valve Timing with intelligence (VVT-i) system, which optimizes valve timing for improved performance and fuel economy.
- Engine Type: Inline 4-cylinder
- Displacement: 1.8 liters
- Valvetrain: DOHC, 16-valve
- Block Material: Aluminum
- Head Material: Aluminum
- Compression Ratio: 10.0:1
- Induction System: Naturally aspirated
Engine Oil Specs & Service Intervals
Proper engine oil is essential for the smooth operation and longevity of any engine, including the Toyota 1ZZ. It is important to use the recommended oil type and adhere to the manufacturer’s service intervals for oil changes. Here are the engine oil specifications and service intervals for the Toyota 1ZZ engine:
- Recommended Oil Type: 5W-30 or 10W-30 synthetic or conventional oil
- Oil Capacity (including filter): Approximately 3.9 liters
- Oil Change Interval: Every 5,000 to 7,500 miles or every 6 months, whichever comes first
- Oil Filter: Replace with every oil change
It is important to note that these specifications may vary depending on the specific model and year of the Toyota vehicle equipped with the 1ZZ engine. Always refer to the owner’s manual or consult a certified Toyota technician for the most accurate and up-to-date information.
Detailed Engine Specifications
To provide a comprehensive overview of the Toyota 1ZZ engine, here are the detailed specifications:
| Specification | Value |
|---|---|
| Engine Type | Inline 4-cylinder |
| Displacement | 1.8 liters |
| Valvetrain | DOHC, 16-valve |
| Compression Ratio | 10.0:1 |
| Block Material | Aluminum |
| Head Material | Aluminum |
| Induction System | Naturally aspirated |
| Maximum Power | 120 horsepower |
| Maximum Torque | 122 lb-ft |
| Fuel System | Sequential multi-port fuel injection |
| Recommended Fuel | Regular unleaded gasoline (87 octane) |
In conclusion, the Toyota 1ZZ engine is a reliable and efficient four-cylinder engine that offers decent power and fuel economy. Its DOHC design, VVT-i system, and lightweight construction contribute to its overall performance. By following the recommended oil specifications and service intervals, owners can ensure the longevity and optimal functioning of their Toyota 1ZZ engine.
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