The Honda Civic 1.8 Petrol Engine (R18A2) is a modern and efficient power unit designed to deliver smooth performance, reliability, and excellent fuel economy. This 1.8L inline 4-cylinder engine is widely used in Honda Civic models and is known for its low maintenance and long lifespan.
Equipped with SOHC i-VTEC (Intelligent Variable Valve Timing and Lift Electronic Control) and multi-point fuel injection (MPFI), the R18A2 engine produces approximately 138–140 horsepower and 170–175 Nm of torque, offering responsive acceleration and efficient fuel consumption for both city and highway driving.
The engine features a lightweight aluminum block and cylinder head, which improves fuel efficiency and heat dissipation. It uses a timing chain system, reducing maintenance costs compared to timing belt engines and enhancing durability over time.
Supplied as a complete engine (long block or full assembly), it typically includes:
- Engine block
- Cylinder head
- Pistons and crankshaft
- Camshaft system
- Intake system with i-VTEC components
⚠️ External components such as alternator, starter motor, AC compressor, injectors, and ECU may need to be transferred from your existing engine.
This engine is ideal for:
- Replacing worn or damaged engines
- Daily driving with excellent fuel economy
- Drivers seeking a reliable and low-maintenance engine
⚙️ Key Features
- 1.8L inline 4-cylinder petrol engine
- Engine code: R18A2
- SOHC i-VTEC system
- Multi-point fuel injection (MPFI)
- Smooth and fuel-efficient performance
- Lightweight aluminum construction
- Timing chain (low maintenance)
- OEM Honda replacement engine
🚗 Vehicle Compatibility
- Honda Civic 1.8 (R18A2)
- Honda Civic FD / FG series
- Honda Civic 8th generation models
- Other Honda models using R18A engine variants
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