fits make: Nissan.

( Brand: Brian Crower ), ( Manufacturer Part Number: BC5235 ), ( Part Type: Crankshaft )
The BC5235 Brian Crower billet crankshaft is a high-performance upgrade for Nissan RB25 and RB26 engines, specifically designed for enthusiasts seeking maximum power and reliability. This crankshaft is manufactured from 4340 billet steel, a material known for its strength, durability, and ability to withstand high levels of stress and torque.
The BC5235 crankshaft features a stroke length of 73.7mm, which is a significant increase from the stock 72mm stroke. This longer stroke provides more displacement, resulting in increased power output. The crankshaft also has a 261/8ths inch journal diameter, ensuring optimal bearing clearance and reducing the risk of bearing failure under high-load conditions.
The BC5235 crankshaft is designed with a polished, full-floating, and self-centering main bearing cap that provides superior bearing support and alignment, reducing noise and vibration. The crankshaft also features a precision-machined, 8-bolt mains and a 4-bolt, counterweighted flywheel mounting pattern, which provides excellent balance and reduces the risk of crankshaft failure during high-RPM operation.
In addition, the BC5235 crankshaft features a 7.000-inch rod journal diameter, ensuring optimal clearance between the piston and the connecting rod. The crankshaft also features a forged 6240 rod bolt, providing superior strength and durability.
Overall, the BC5235 Brian Crower billet crankshaft is a high-quality, high-performance upgrade for Nissan RB25 and RB26 engines. Its 4340 billet steel construction, increased stroke length, and full-floating main bearing cap make it an ideal choice for enthusiasts seeking maximum power and reliability.
Pros of buying BC5235 Nissan Brian Crower RB25/RB26 Billet 4340 Crankshaft (73.7mm):1. Strength and Durability: The BC5235 crankshaft is made of 4340 billet material, which is highly resistant to wear and tear, making it a strong and durable option for high-performance applications.
2. Increased Horsepower: The 73.7mm stroke of the BC5235 crankshaft allows for increased engine displacement, resulting in more horsepower and torque.
3. Improved Engine Balance: The billet construction of the BC5235 crankshaft ensures excellent engine balance, reducing vibrations and improving overall engine performance.
4. Designed for High-Performance: The BC5235 crankshaft is specifically designed for high-performance applications, making it an ideal choice for racing or high-horsepower street builds.
Cons of buying BC5235 Nissan Brian Crower RB25/RB26 Billet 4340 Crankshaft (73.7mm):1. Cost: The BC5235 crankshaft is a high-performance part, and as such, it comes with a higher price tag compared to stock crankshafts.
2. Installation Requirements: Installing the BC5235 crankshaft requires specialized tools and expertise, which may add to the overall cost of the project.
3. Potential Compatibility Issues: While the BC5235 crankshaft is designed to fit RB25 and RB26 engines, there may be potential compatibility issues with other engine components, such as the cylinder head or the connecting rods.
Conclusion:The BC5235 Nissan Brian Crower RB25/RB26 Billet 4340 Crankshaft (73.7mm) is a high-performance part that can significantly improve the horsepower and durability of your engine. However, it comes with a higher cost and installation requirements compared to stock crankshafts. If you are planning a high-performance build or racing application, the BC5235 crankshaft is an excellent choice. But make sure to check compatibility with other engine components and consider the installation cost before making a decision.
Recommendation:If you are planning a high-performance build or racing application and have the budget and expertise to install the BC5235 crankshaft, it is a great investment for improved engine performance and durability. However, if you are looking for a more cost-effective solution, you may want to consider other options, such as upgrading other engine components or using a less expensive crankshaft. Ultimately, the best choice depends on your specific needs and budget.
Please see the for information regarding shipping costs and available shipping methods. Every crankshaft features large radius journals that add rigidity for high horsepower, high boost, high rpm applications.
Gun drilled, CBC ground oil holes feature a smooth surface for extra oiling, tear dropped for added oil scoop, cross drilled for priority main feeding to the rods and micro polished to a mirror finish for optimum bearing lubricity. CBC machined on state of the art, 5 axis Muzak integrates 300 iv CBC machines to exacting tolerances.
Search by make model year or part number Brian Crower crankshaft for Nissan RB26 RB25 73.
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Fully profiled counterweights are designed for reduced vintage through the crankcase creating less oil resistance for better rpm potential.
All cranks are stress relieved, shot preened, manga flux inspected and nitrated multi step heat treatment for ultimate performance.