The Honda J35Z2 engine is a 3.5-liter, V6 engine produced by Honda. It is known for its high power output and reliability, making it a popular choice among car enthusiasts.
The J35Z2 engine was first introduced in 2008 and has been used in several Honda and Acura models, including the Honda Accord, Honda Accord Crosstour, Acura RDX, and Honda Inspire (Japanese market).
In this article, we will be taking a closer look at the specs and performance of the Honda J35Z2 engine. From its displacement and compression ratio to its power and torque output, we will examine every aspect of this engine to give you a comprehensive overview.
Whether you’re a potential buyer or just curious about the J35Z2 engine, this article is for you!
Honda J35Z2 Engine Overview
The Honda J35Z2 engine is a 3.5-liter, V6 engine produced by Honda. It was first introduced in 2008 and has been used in several Honda and Acura models, including the Honda Accord, Honda Accord Crosstour, Acura RDX, and Honda Inspire (Japanese market).
This engine is known for its high power output and reliability, making it a popular choice among car enthusiasts.
In terms of engine specs, the J35Z2 has a displacement of 3.5 liters, or 211.8 cubic inches, and a bore and stroke of 89mm x 93mm. The engine has a compression ratio of 10.5:1, which contributes to its high power output.
The J35Z2 engine produces 268 horsepower at 6,200 RPM and 254 lb-ft of torque at 5,000 RPM (278 horsepower and 251 lb-ft of torque in the Acura RDX).
The J35Z2 features Honda’s VTEC (Variable Valve Timing and Lift Electronic Control) technology, which allows for improved performance and fuel efficiency.
The engine is equipped with a 24-valve SOHC (Single Overhead Camshaft) and a VCM (Variable Cylinder Management) system, which allows for a smooth transition between 3 and 6 cylinders, depending on driving conditions. This helps to improve fuel efficiency and reduce emissions.
The J35Z2 engine is also equipped with a multi-point fuel injection system, which ensures precise fuel delivery and helps to improve engine performance. The redline for the J35Z2 engine is 6,800 RPM, which is high for a V6 engine and allows for plenty of power when needed.
In terms of performance, the J35Z2 engine has received positive reviews. It is known for its smooth acceleration, quick and responsive throttle, and ample power.
In real-world driving, the J35Z2 engine provides a smooth and comfortable ride, while also offering impressive acceleration and top speed.
In conclusion, the Honda J35Z2 engine is a high-performance and reliable engine that offers plenty of power and torque.
Whether you’re looking for a quick and responsive engine for daily driving, or you’re looking for a powerful and efficient engine for your next road trip, the J35Z2 is definitely worth considering.
Specification Table for J35Z2 Engine
|Displacement||3.5 liters (211.8 cu in)|
|Bore and Stroke||89 mm x 93 mm|
|Power Output (Honda)||268 horsepower at 6,200 RPM|
|Power Output (Acura RDX)||278 horsepower at 6,200 RPM|
|Torque Output (Honda)||254 lb-ft at 5,000 RPM|
|Torque Output (Acura RDX)||251 lb-ft at 5,000 RPM|
|Valvetrain||24-valve SOHC i-VTEC VCM|
|Fuel Control||Multi-point fuel injection; PGM-FI|
Comparison With Other J35Z Family Engine Like J35Z1 and J35Z3
The Honda J35Z engine family consists of several different models, including the J35Z1, J35Z2, and J35Z3. Each engine has its own unique specs and features, making them suitable for different types of vehicles and driving conditions.
Here’s a comparison of the J35Z1, J35Z2, and J35Z3 engines
|Displacement||3.5 liters||3.5 liters||3.5 liters|
|Bore and Stroke||89 mm x 93 mm||89 mm x 93 mm||89 mm x 93 mm|
|Power Output||255 horsepower at 6,200 RPM||268 horsepower at 6,200 RPM (278 horsepower for Acura RDX)||250 horsepower at 6,200 RPM|
|Torque Output||251 lb-ft at 5,000 RPM||254 lb-ft at 5,000 RPM (251 lb-ft for Acura RDX)||251 lb-ft at 5,000 RPM|
|Valvetrain||24-valve SOHC i-VTEC||24-valve SOHC i-VTEC VCM||24-valve SOHC i-VTEC VCM|
|Fuel Control||Multi-point fuel injection||Multi-point fuel injection; PGM-FI||Multi-point fuel injection; PGM-FI|
As you can see, the J35Z2 engine offers the highest power output of the J35Z engine family, making it the most performance-oriented engine of the group.
The J35Z2 engine also features a VCM (Variable Cylinder Management) system, which helps to improve fuel efficiency and reduce emissions.
The J35Z3 engine is similar to the J35Z2 in terms of specs and features, but with a slightly lower power output. The J35Z1 engine is the oldest engine in the J35Z engine family and has a lower power output compared to the J35Z2 and J35Z3 engines.
In conclusion, each engine in the J35Z engine family has its own unique specs and features, making them suitable for different types of vehicles and driving conditions.
If you’re looking for a high-performance engine with plenty of power and torque, the J35Z2 engine is a great option. If you’re looking for a more fuel-efficient engine with a slightly lower power output, the J35Z3 engine may be a better choice.
Head and Valvetrain Specs J35Z2
The Honda J35Z2 engine is equipped with a 24-valve SOHC (Single Overhead Cam) i-VTEC (Intelligent Valve Timing and Lift Electronic Control) valvetrain.
This combination of technology allows for improved engine efficiency and performance, with increased fuel economy and reduced emissions.
Here are the head and valvetrain specs for the J35Z2 engine
|Valves per cylinder||4|
|Valve Configuration||DOHC (Dual Overhead Cam)|
|Valvetrain Type||SOHC i-VTEC|
|Valve Lift||Not specified|
The SOHC i-VTEC valvetrain system helps to improve engine performance and efficiency by controlling both the valve timing and lift. The i-VTEC system adjusts the valve lift and duration depending on driving conditions, ensuring that the engine is operating at its optimal efficiency.
In conclusion, the Honda J35Z2 engine’s head and valvetrain specs are designed to provide a balance of performance and efficiency, with improved fuel economy and reduced emissions.
The 24-valve SOHC i-VTEC valvetrain system helps to optimize engine performance, ensuring that the engine is operating at its best, regardless of driving conditions.
The Technologies Used in
The Honda J35Z2 engine is equipped with several advanced technologies that help to improve engine performance and efficiency. These technologies include:
1. Multi-point Fuel Injection (Pgm-fi)
The PGM-FI system precisely meters the fuel that is delivered to the engine, ensuring optimal performance and fuel efficiency.
2. I-vtec (Intelligent Valve Timing and Lift Electronic Control)
The i-VTEC system adjusts the valve timing and lift depending on driving conditions, optimizing engine performance and efficiency.
3. Vcm (Variable Cylinder Management)
The VCM system allows the engine to switch between multiple operating modes, such as 6-cylinder and 3-cylinder modes, to improve fuel efficiency.
4. Variable Valve Timing (Vvt)
The VVT system adjusts the timing of the engine’s valves, optimizing engine performance and fuel efficiency.
5. Direct Ignition System
The Direct Ignition System ensures that the engine’s ignition system is functioning optimally, improving fuel efficiency and reducing emissions.
These technologies work together to improve engine performance and efficiency, ensuring that the Honda J35Z2 engine is operating at its best, regardless of driving conditions.
The advanced technologies used in the J35Z2 engine help to provide a balance of performance and efficiency, with improved fuel economy and reduced emissions.
The Honda J35Z2 engine is a powerful and efficient powerplant that provides strong performance and smooth operation.
Here is a performance review of the J35Z2 engine
1. Power Output
The J35Z2 engine generates a maximum power output of 268 horsepower (200 kW) at 6,200 rpm and 254 lb-ft (344 Nm) of torque at 5,000 rpm. These power outputs provide strong acceleration and passing power, making the J35Z2 engine a great choice for a variety of driving conditions.
2. Fuel Economy
The J35Z2 engine’s advanced technologies, such as Multi-point Fuel Injection and i-VTEC, help to improve fuel economy, providing drivers with a more fuel-efficient driving experience.
3. Smooth Operation
The J35Z2 engine is designed to provide smooth operation, with a well-balanced power delivery and minimal vibrations. This helps to provide a comfortable and refined driving experience.
The J35Z2 engine has a redline of 6,800 rpm, which allows the engine to rev freely, providing strong acceleration and power output.
What Car Did the J35Z2 Come in?
The Honda J35Z2 engine was used in several Honda and Acura vehicles, including the 2008-2012 Honda Accord (excluding the V6 6MT coupe), the 2010-2012 Honda Accord Crosstour, the 2013-2018 Acura RDX, and the 2007-2012 Honda Inspire in the Japanese market.
This versatile engine provided smooth and efficient power for a variety of driving needs, offering a great driving experience for drivers of these vehicles.
J35Z2 Upgrades and Modifications Can Be Made
Upgrades and modifications for the Honda J35Z2 engine can include:
1. Forced induction
A custom turbocharger or supercharger can significantly increase horsepower.
2. Exhaust system
A high-flow exhaust system can improve exhaust flow and increase horsepower.
3. Engine management system
Installing an engine management system, such as a piggyback ECU or a standalone ECU, can help to fine-tune engine performance and increase horsepower.
4. Camshaft upgrade
Installing a high-performance camshaft can improve valve lift and duration, leading to an increase in horsepower.
5. Cold air intake
A cold air intake system can increase airflow to the engine and improve horsepower.
6. Transmission upgrade
Upgrading the transmission, such as installing a manual transmission, can improve acceleration and overall performance.
7. Suspension upgrade
Upgrading the suspension system can improve handling and stability, which can also help to increase performance on the track.
It’s important to note that while these modifications can increase horsepower, they can also increase the stress on the engine and other components. As such, it’s important to make sure that the engine and transmission are in good condition before making any significant upgrades.
Additionally, professional installation is recommended for many of these modifications.
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