Popular Manual Transmissions for 2JZ Swaps
The 2JZ engine is a popular choice for swaps, and there are several manual transmissions that are commonly used. Some of the most popular options include the R154, W58, Getrag 420G, Tremec T56 Magnum-F, and V160/V161.
R154
The R154 is a popular choice for 2JZ swaps due to its strength and availability. It is a 5-speed transmission that was originally found in the Toyota Supra, Celica, and other models. The R154 is known for its durability and ability to handle high horsepower. It is also relatively inexpensive to find and rebuild. The newer JZX100 version of the R154 features 3-piece synchros and ball bearings for smoother operation. It is the right shifter length for swaps into various Toyota models, including the SC300, SC400, GS300, GS400, and MK4 Supra. With some trimming around the shifter opening, it can also be installed in other models like the 240SX and IS300. It comes with a 1JZ bell housing that allows it to bolt up to any JZ engine.
W58
The W58 is another popular choice for 2JZ swaps. It is a 5-speed transmission that was originally found in the Toyota Supra, Celica, and other models. The W58 is known for its durability and ability to handle high horsepower. It is also relatively inexpensive to find and rebuild. It is a good option for street use, but it may not be as strong as the R154 for track use or high-horsepower applications. The W58 is often used in swaps into the IS300, which is a popular platform for 2JZ swaps. While the W58 is a solid option for many 2JZ swaps, it’s important to note that it is not as strong as the R154, especially for high-horsepower applications. A similar transmission, the Aisin-Toyota W55, is often found in IS300 5-speed M/T applications, but it has significantly weaker internals and is not recommended for turbo use.
Getrag 420G
The Getrag 420G is a 6-speed transmission that is becoming increasingly popular for 2JZ swaps. It was originally found in the BMW E36 M3 and is known for its strength and durability. The Getrag 420G is a good choice for high-horsepower applications and track use. It is considered a strong and durable option, but it can be more expensive to find and rebuild than other transmissions. It is often used in swaps into the IS300 and other platforms, but it may require some modifications to fit. While it’s not as popular as other transmissions for 2JZ swaps, it’s still a good option for those who need a strong and durable 6-speed transmission.
Tremec T56 Magnum-F
The Tremec T56 Magnum-F is a popular choice for 2JZ swaps because of its strength and durability. It is a 6-speed transmission that was originally designed for high-horsepower applications. It’s known for its ability to handle high torque and horsepower, making it a good choice for those who plan on modifying their 2JZ engine. It’s also relatively easy to find parts and rebuild kits for the T56 Magnum-F, making it a good choice for those who want a reliable transmission. While it can be an expensive option, it is a high-quality transmission that will hold up well under heavy use. It is a good choice for those who want a strong and durable transmission that can handle high horsepower and torque.
V160/V161
The Getrag-Toyota V160 and V161 6-speed transmissions are popular choices for 2JZ swaps. These transmissions are known for their strength and durability, and they can handle a significant amount of horsepower and torque. They are also relatively easy to find parts for, making them a good choice for those who want a reliable transmission. While they are not as common as some of the other transmissions on this list, they are a good option for those who are looking for a strong and reliable transmission. They are also a good choice for those who are looking for a transmission that can handle high horsepower and torque. The V160 and V161 are known for their smooth shifting and durability, making them a good choice for those who are looking for a high-quality transmission.
Considerations for 2JZ Manual Swaps
Swapping a 2JZ engine into a car with an automatic transmission can be a complex process. There are a number of factors to consider, including the type of transmission, the clutch and flywheel, and the starter.
Auto to Manual Conversion
Converting an automatic transmission car to a manual transmission can be a significant undertaking, but it’s a popular modification for enthusiasts looking to enhance the driving experience. A key element of this conversion is the tunnel cover, which replaces the automatic transmission tunnel with a new one designed for the manual transmission shifter. This ensures a clean and functional installation. The process involves removing the automatic transmission and replacing it with the chosen manual transmission. The tunnel cover provides a seamless integration for the shifter and prevents any gaps or leaks, improving the overall appearance and functionality of the car.
Tunnel Cover
When swapping a 2JZ engine into a car that originally came with an automatic transmission, one of the crucial components for a successful conversion is the tunnel cover. This cover acts as a bridge between the car’s floor pan and the newly installed manual transmission, effectively replacing the original automatic transmission tunnel. The tunnel cover is designed to accommodate the manual transmission shifter, ensuring that it fits seamlessly into the car’s interior. It also provides a clean and aesthetically pleasing appearance while protecting the car from potential leaks or drafts. The tunnel cover plays a crucial role in completing the auto-to-manual conversion and achieving a well-integrated and functional setup.
Clutch and Flywheel
The clutch and flywheel are essential components in a manual transmission setup. The clutch is responsible for engaging and disengaging power from the engine to the transmission, allowing for smooth gear changes. The flywheel, a heavy disc attached to the crankshaft, acts as a buffer, smoothing out engine power fluctuations. When performing a 2JZ manual swap, choosing the right clutch and flywheel is critical. Factors such as engine power, driving style, and desired performance levels all play a role in selecting the appropriate components. A heavier flywheel will provide smoother acceleration and better low-end torque, while a lighter flywheel will offer faster acceleration and quicker revving. The clutch disc should be chosen based on the engine’s power output and the desired level of grip. A high-performance clutch will handle more power and torque, while a street-oriented clutch will offer smoother engagement and less wear.
Starter
The starter motor is responsible for cranking the engine and getting it running. When swapping a 2JZ into a car that originally had an automatic transmission, you’ll need to consider the starter motor. An automatic transmission typically uses a starter that engages with the flywheel from the top, while a manual transmission uses a starter that engages from the bottom. This means that you’ll need to either modify the existing starter or use a new starter specifically designed for a manual transmission. Some popular options for 2JZ manual swaps include starters from 1999 BMW E36 M3s. These starters are known for their reliability and performance, and they are readily available. When choosing a starter, make sure it is compatible with your specific engine and transmission setup. The starter should have enough power to crank the engine quickly and efficiently, and it should be able to handle the increased demands of a turbocharged 2JZ.
Additional Information
There are many resources available online and in forums for those looking to perform a 2JZ manual transmission swap. These resources can provide valuable information on everything from choosing the right transmission to troubleshooting problems.
Aftermarket Swap Kits
For those who want a hassle-free 2JZ manual transmission swap, aftermarket kits are available. These kits typically include everything you need to complete the swap, such as the transmission, bell housing, clutch, flywheel, shifter, and mounting hardware. Some popular aftermarket kits include the Collins swap kit for the 1JZ, 2JZ engine to 350Z, and the Lexus GS300 2JZ/1JZ Engine to CD009 (350Z/370Z 6-Speed) Manual Transmission Swap Kit. These kits can be a great option for those who are new to swaps or who want to save time and effort. However, they can be more expensive than sourcing individual parts.
Commonly Used Transmissions in 1JZ and 2JZ Swaps
The 1JZ and 2JZ engines are popular choices for swaps, and there are a number of manual transmissions that are commonly used. These transmissions are known for their durability and performance. The R154 is a popular choice for 1JZ and 2JZ swaps, as it is a strong and reliable transmission. The W58 is another popular option, and it is often found in Toyota Supra and Lexus IS300 applications. The Getrag 420G is a six-speed transmission that is becoming increasingly popular for 2JZ swaps. These transmissions are all capable of handling significant power and torque, making them ideal for performance applications. The Tremec T56 Magnum-F and V160/V161 are also options for those seeking a higher-performance transmission. It’s important to note that the best transmission for your specific application will depend on your needs and budget.
Drifting with Manual Transmissions
Manual transmissions are often preferred for drifting, as they provide more control over the car’s power delivery. The ability to control the car’s speed and throttle with precision is crucial for maintaining a drift. A manual transmission also allows the driver to use the engine braking to help slow the car down during a drift. This can be especially helpful when transitioning from one drift to another. When choosing a manual transmission for drifting, it is important to consider the gear ratios and overall strength of the transmission. A transmission with a close-ratio gearbox can be beneficial for maintaining momentum during a drift. It’s also important to choose a transmission that can handle the abuse of drifting without failing.
2JZ Swap into Other Chassis
Swapping a 2JZ engine into other chassis is a popular modification for enthusiasts seeking to boost performance. The 2JZ’s reputation for reliability and power makes it an attractive option for various platforms. The process involves more than just dropping the engine in; it requires careful consideration of compatibility, mounting, and drivetrain integration. This often includes sourcing custom or modified parts, such as adapter plates, bell housings, and driveshafts, to ensure proper fitment. Popular chassis for 2JZ swaps include the Toyota Supra MK3, Nissan 240SX, and Mazda RX-7, among others. The swap can be a challenging project, requiring expertise in mechanical work and a thorough understanding of the specific vehicles involved. However, the rewards of a successful 2JZ swap can be significant, transforming the performance and character of the chosen chassis.
Manual Transmission Options for Toyota Aristo
The Toyota Aristo, known for its luxurious styling and potent 2JZ engine, is often sought after by enthusiasts looking for a comfortable and powerful daily driver. However, many Aristos come equipped with automatic transmissions, leaving those seeking a manual experience with limited options. The most common solution is to swap in a manual transmission, but finding a compatible and reliable unit can be challenging. The R154 and W58 transmissions are popular choices due to their availability and compatibility with the 2JZ, but modifications may be required for proper fitment. The Getrag 420G 6-speed transmission is another option, offering a more modern driving experience, but it may require custom adapter plates and other modifications. Ultimately, the best transmission choice depends on the specific needs and budget of the owner, and careful research and planning are essential for a successful manual swap in a Toyota Aristo.