The Honda K24Z4 engine is a 2.4-liter inline-four engine that was produced by Honda for use in several of its vehicles, including the 2008-2012 Honda CR-V (RE7).
Understanding the specs and performance of an engine is crucial for car enthusiasts who are looking to buy, upgrade, or modify their vehicle. Knowing the engine specs can provide valuable information on its power, acceleration, efficiency, and reliability, which can help in making informed decisions about the car.
In this blog post, we will dive into the specs and performance of the Honda K24Z4 engine to help car enthusiasts make informed decisions about their vehicles.
Honda K24Z4 Engine Overview
The Honda K24Z4 engine is a 2.4-liter inline-four engine produced by Honda for use in several of its vehicles. It features a DOHC (Double Overhead Cam) design and is equipped with i-VTEC (Intelligent Variable Valve Timing and Lift Electronic Control) technology. This engine was designed to deliver a balanced combination of power, efficiency, and reliability.
The engine has a compression ratio of 9.7:1, which helps to extract the maximum amount of power from the fuel that it burns. The engine produces 161 horsepower (120 kW) at 5800 RPM and 161 lb-ft of torque (218 N⋅m) at 4200 RPM.
The maximum RPM of the engine is 6500, which provides a wide powerband for the driver to take advantage of.
The Honda K24Z4 engine uses a combination of fuel injection and ignition timing control to optimize its performance. The engine management system constantly monitors various parameters such as engine speed, air intake, and throttle position to ensure that the engine is operating at its peak performance.
The i-VTEC system is also responsible for controlling the engine’s valve timing and lift, which helps to improve power, efficiency, and emissions.
The Honda K24Z4 engine is a well-rounded engine that offers a balanced combination of power, efficiency, and reliability. With its advanced technologies and design, the K24Z4 engine is a great choice for car enthusiasts who are looking for a powerful and reliable engine for their vehicle.
Specification Table for K24Z4 Engine
| Specification | Value |
|---|---|
| Engine Type | 2.4-liter inline-four |
| Compression Ratio | 9.7:1 |
| Horsepower | 161 hp (120 kW) @ 5800 RPM |
| Torque | 161 lb⋅ft (218 N⋅m) @ 4200 RPM |
| Maximum RPM | 6500 |
| Valvetrain | DOHC with i-VTEC |
| Fuel Delivery | Fuel Injection |
Source: Wikipedia
Comparison With Other K24 Family Engine Like K24Z1 and K24Z2
| Specification | K24Z4 | K24Z1 | K24Z2 |
|---|---|---|---|
| Engine Type | 2.4-liter inline-four | 2.4-liter inline-four | 2.4-liter inline-four |
| Compression Ratio | 9.7:1 | 9.6:1 | 10.0:1 |
| Horsepower | 161 hp (120 kW) @ 5800 RPM | 140 hp (104 kW) @ 6200 RPM | 156 hp (116 kW) @ 6500 RPM |
| Torque | 161 lb⋅ft (218 N⋅m) @ 4200 RPM | 142 lb⋅ft (192 N⋅m) @ 4500 RPM | 145 lb⋅ft (197 N⋅m) @ 4500 RPM |
| Maximum RPM | 6500 | 6800 | 6800 |
| Valvetrain | DOHC with i-VTEC | DOHC with VTEC | DOHC with i-VTEC |
| Fuel Delivery | Fuel Injection | Fuel Injection | Fuel Injection |
The Honda K24Z4 engine has a slightly higher compression ratio and more horsepower compared to the K24Z1 engine.
On the other hand, the K24Z2 engine has a higher compression ratio and slightly more horsepower compared to the K24Z4 engine. The torque output of both the K24Z4 and K24Z2 engines is similar, but the K24Z2 engine has a slightly higher maximum RPM.
The valvetrain and fuel delivery systems are similar across all three engines, with DOHC and fuel injection respectively. However, the K24Z4 and K24Z2 engines feature i-VTEC technology, which provides improved performance and efficiency compared to the VTEC system used in the K24Z1 engine.
The Honda K24Z4 engine provides a good balance of power, efficiency, and reliability compared to other engines in the K24 family. The choice between the different engines will depend on the specific requirements and preferences of the car enthusiast.
Head and Valvetrain Specs K24Z4
The Honda K24Z4 engine is equipped with a DOHC (Double Overhead Cam) valvetrain, which provides improved performance and efficiency compared to single overhead cam (SOHC) designs.
The DOHC design uses two camshafts to operate the engine’s intake and exhaust valves, which helps to optimize air flow and engine breathing.
The engine also features i-VTEC (Intelligent Variable Valve Timing and Lift Electronic Control) technology, which provides improved performance and efficiency compared to conventional VTEC systems.
i-VTEC controls the engine’s valve timing and lift based on various operating conditions, such as engine speed, load, and temperature. This helps to improve power, efficiency, and emissions.
The Honda K24Z4 engine’s DOHC valvetrain with i-VTEC technology provides improved performance and efficiency compared to conventional engine designs.
This technology helps to optimize the engine’s air flow and valve timing, which results in improved performance and efficiency.
The Technologies Used in
The Honda K24Z4 engine is equipped with several advanced technologies that enhance its performance and efficiency. Some of these technologies include:
1. Dohc (Double Overhead Cam) Valvetrain
This design uses two camshafts to operate the engine’s intake and exhaust valves, which helps to optimize air flow and engine breathing.
2. I-vtec (Intelligent Variable Valve Timing and Lift Electronic Control)
This technology controls the engine’s valve timing and lift based on various operating conditions, such as engine speed, load, and temperature. This helps to improve power, efficiency, and emissions.
3. Fuel Injection
This system uses electronically controlled injectors to spray fuel into the engine, which helps to optimize fuel economy and emissions.
4. Drive-by-wire Throttle System
This system eliminates the mechanical linkage between the throttle pedal and the throttle body, and uses electronic signals to control throttle position. This helps to improve throttle response and control.
5. Dual Stage Intake Manifold
This design uses two separate plenums to feed air into the engine, which helps to optimize air flow and increase power output.
The Honda K24Z4 engine is equipped with advanced technologies that enhance its performance and efficiency. These technologies help to optimize the engine’s air flow, valve timing, fuel delivery, and throttle control, which results in improved performance and efficiency.
Performance Review
The Honda K24Z4 engine is a high-performance engine that delivers excellent power and efficiency. The engine produces 161 horsepower (120 kW) at 5800 RPM and 161 lb-ft of torque (218 N⋅m) at 4200 RPM, which provides strong acceleration and passing power.
The engine’s redline is set at 6500 RPM, which provides ample headroom for performance enthusiasts.
In terms of efficiency, the K24Z4 engine’s i-VTEC system helps to optimize fuel economy by controlling the engine’s valve timing and lift based on various operating conditions.
The engine’s DOHC valvetrain and fuel injection system also help to optimize engine breathing and fuel delivery, which results in improved efficiency.
In terms of reliability, the Honda K24 engine family is known for its durability and longevity. The K24Z4 engine is no exception, and with proper maintenance, it should provide years of reliable service.
The Honda K24Z4 engine is a high-performance engine that provides excellent power, efficiency, and reliability.
The engine’s advanced technologies, such as DOHC valvetrain with i-VTEC and fuel injection, help to optimize performance and efficiency, while the engine’s durability and longevity provide peace of mind for its owners.
What Car Did the K24Z4 Come in?
The Honda K24Z4 engine was installed in the 2008-2012 Honda CR-V (RE7). This compact SUV offered a combination of performance, efficiency, and practicality, making it a popular choice for families and adventurous drivers.
The K24Z4 engine provided the CR-V with robust acceleration and passing power, while its advanced technologies helped to optimize fuel economy and emissions.
With its combination of performance, efficiency, and reliability, the K24Z4 engine made the 2008-2012 Honda CR-V (RE7) a top choice for drivers looking for a versatile and dependable vehicle.
Other K Series Engines-
| K24Z7 | K24Z6 | K24Z5 | K24Z3 | K24Z1 |
| K24A8 | K24A4 | K24A3 | K24A2 | K24A1 |
| K24V7 | K24W1 | K20Z5 | K20Z4 | K20Z3 |
| K20Z2 | K20Z1 | K20C6 | K20C4 | K20C3 |
| K20C2 | K20C1 | K20A9 | K20A7 | K20A6 |
| K20A4 | K20A3 | K20A2 | K20A1 |
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