fits model: Tsx. make: Acura, Honda. year: 2004–2008.

( Brand: Honda ), ( Manufacturer Part Number: K24A-RBB ), ( Items Included: Camshaft, Cylinder Head, Oil Pan, Oil Pump, Timing Cover, Valve Covers, Water Pump ), ( Vintage Part: No ), ( Fuel Type: Gasoline ), ( Type: Complete Assembly ), ( Manufacturer Warranty: 3 Months ), ( Engine Size: 2.4 L ), ( Number Of Valves: 16 ), ( Block Type: Straight ), ( Country/region Of Manufacture: Japan )
The Honda K24A RBB JDM 04-08 Acura TSX 2.4L High Comp Motor is a premium engine designed for high-performance applications. This motor is derived from the Honda K-Series platform, which is renowned for its robustness and efficiency. The RBB (Revised Block Bore) designation indicates that this engine has undergone several improvements over its predecessors.
The K24A High Comp motor is a DOHC (Double Overhead Camshaft) inline-four architecture with i-VTEC technology. It features a 2.4-liter displacement, three-lobe camshafts, and a 16-valve configuration that maximizes power output and throttle response. The i-VTEC system enables the engine to offer both high-rpm power and low-rpm torque, making it an ideal choice for both street driving and track applications.
One of the most significant enhancements in the K24A RBB motor is the increased bore size and stroke, contributing to higher output potential. It boasts a 91.5mm bore and an 86.4mm stroke, which is a slight increase from the previous generation. This engine also sports Bryan Honda Race Reliability (BHR) main and rod bearings, which are known for their exceptional strength, reducing the likelihood of failures during high-load situations.
The Honda K24A RBB JDM motor is also equipped with an upgraded intake and exhaust system. It features a larger diameter intake and a header-style exhaust manifold, ensuring a more efficient airflow and optimized combustion. These modifications result in a noticeable increase in power and improved engine response.
Furthermore, this engine comes with a high-performance timing belt and water pump, making it more durable and suitable for high-rpm driving. Additionally, it supports an engine control unit (ECU) exchange, enabling easier tuning potential for further power gains.
In conclusion, the Honda K24A RBB JDM 04-08 Acura TSX 2.4L High Comp Motor is a powerful, efficient, and reliable engine choice for those seeking increased performance in their application. Its upgraded components, incorporating a larger bore, high-performance cams, and advanced i-VTEC technology, make it a standout option for both everyday driving and track use.
The Honda K24A-RBB JDM 04-08 ACura Tsx 2.4L high compression engine is a popular choice for those seeking high performance and reliability. yardasas facilities Tatebayashi, Japan, originally manufactured this engine for Japanese Domestic Market (JDM) versions of the Acura Tsx. Here's a balanced assessment of the advantages and disadvantages of investing in a Honda K24A-RBB engine:
Advantages:1. High Compression: With a compression ratio of 13.5:1, this engine delivers impressive power and torque for its size. It provides improved performance in comparison to its non-high compression counterparts and makes for an excellent power upgrade for many vehicles.
2. Reliability: Known for its durability and reliability, Honda engines are iconic in the automotive industry. The K24A-RBB engine is no exception, making it a wise investment for those seeking a high-performance unit that will last.
3. Versatility: This engine is not limited to the Acura Tsx, and can be easily adapted to other compatible platforms, making it a popular choice for custom builders and enthusiasts.
4. Affordability: Compared to other high-performance engines, the K24A-RBB is relatively affordable, making it an accessible choice for hobbyists and professional mechanics.
5. Availability: These engines are widely available in used marketplaces and junkyards, making them a cost-effective alternative for rebuilders and enthusiasts on a budget.
6. Smooth Power Delivery: The engine's high-revving nature delivers a balanced power band, providing an exhilarating driving experience.
Disadvantages:1. Complexity: Traditional single camshaft engines can be more complex to set up and fine-tune than more modern double overhead camshaft engines. This may require more time and financial investment to realize full engine potential.
2. Limited Manufacturing Capacity: The limited production capacity of the K24A-RBB engine leads to its scarcity on the market. This scarcity can drive up the price and make it difficult to source.
3. Fuel Economy: The high-performance nature of this engine comes at a cost to fuel efficiency; those who primarily focus on economy may find that this engine does not suit their needs.
4. No Factory A/C: The JDM K24A engines are not equipped with factory air conditioning, requiring aftermarket solutions to be installed.
5. Coupling Rod issues (3-Lobe): The engine is known for having issues with the crankshaft coupling rods, which can cause engine vibrations and premature failure.
Conclusion:The K24A-RBB JDM 04-08 ACura Tsx engine offers exceptional power, reliability, and adaptability. Its advantages, such as high compression, affordability, and versatility, make it a popular choice among enthusiasts. However, there are disadvantages, like complexity and potential fuel economy concerns, that must be considered. Ultimately, whether this engine is right for you depends on your personal preferences, goals, and budget.
Recommendation:For those seeking a high-performance engine with impressive power and versatility, the K24A-RBB offers a great value when considering both its advantages and disadvantages. It's important to carefully research the market for this engine, take into account the resources available for repair and maintenance, and weigh the potential costs of needed modifications against the benefits this engine provides. This engine may not be the best choice for everyone, but for those dedicate to customizing a vehicle for high power and performance, it's definitely worth considering.
Cylinder head and short block only or transmission only. Engines complete with accessories may not comply the emission control laws of state in which our item is being sold or used. Not The Accessories or Sensor THIS IS PRODUCT CONSIDERED A JAPAN DOMESTIC AND WOULD REQUIRE USER TO MODIFY OR REPLACE COMPONENTS FOR COMPATIBILITY IN MOST USA VEHICLES. JDM 04-08 ACURA TSX TYPEs ENGINE K24A HIGH COMP 2.4L MOTOR RBB 3LOBE.
Everything as shown in the pictures is included unless noted otherwise, Warranty Covers Only Internals of Engine Trans.