The 4A91 engine, found in the Mitsubishi Lancer, is a compact and efficient 1.5L inline-4 engine that delivers a balance of performance and fuel economy. Here’s a detailed product description:
Engine Specifications
- Engine Type: 1.5L Inline-4 (4A91)
- Power Output: Approximately 102-109 horsepower (75-81 kW) depending on the specific model and configuration.
- Torque: Around 135 Nm (99 lb-ft) at 4,000 RPM.
- Fuel System: Multi-point fuel injection, enhancing efficiency and power delivery.
- Compression Ratio: Typically around 10.0:1.
Performance
- Acceleration: Responsive acceleration suitable for urban and highway driving.
- Fuel Efficiency: Known for excellent fuel economy, making it a cost-effective choice for daily commuting.
- Emissions: Designed to meet modern emissions standards, contributing to a cleaner environment.
ECU (Engine Control Unit)
- Integration: The ECU is specifically tuned to manage engine performance, optimizing fuel delivery and ignition timing for enhanced efficiency and power.
- Features: Advanced diagnostics, real-time monitoring, and adaptability to driving conditions.
Design and Features
- Compact Size: Lightweight and compact design, contributing to the overall agility of the Lancer.
- Durability: Built with high-quality materials to ensure longevity and reliability under various driving conditions.
Applications
The 4A91 engine is commonly used in various Mitsubishi Lancer models, providing a reliable option for drivers seeking performance combined with practicality.
Conclusion
Overall, the Mitsubishi Lancer 4A91 1.5L engine with an attached ECU is an excellent choice for those looking for a blend of efficiency, performance, and advanced technology in a compact sedan. Its reliability and ease of maintenance make it a popular option in its class
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