fits model: 250. make: Chevrolet.
( Brand: Brian Crower ), ( Manufacturer Part Number: BC5459U ), ( Part Type: Crankshaft )
The BC5459U Brian Crower Crankshaft for Chevrolet LS engines is a high-performance component designed to enhance the power and durability of your engine. This crankshaft is specifically engineered for LS engines with a stroke length of 4.250 inches and is made of 4340 forged steel, ensuring exceptional strength and reliability.
The BC5459U crankshaft is unbalanced, which means it requires a balancing job before installation to eliminate vibrations and ensure smooth operation. This is a common practice for high-performance crankshafts as they are often subjected to higher engine loads and rotational speeds.
The crankshaft features Brian Crower's proprietary design, which includes a precision-machined main journal surface and rod journal surfaces. This ensures proper alignment and minimizes wear, resulting in longer engine life. The crankshaft also features a high-polish, mirror-like finish, which not only looks great but also aids in oil flow and lubrication.
In addition, the BC5459U crankshaft is designed with a 6-bolt main cap and a 4340 forged steel flywheel bolt circle, providing additional strength and durability. This crankshaft is also suitable for both natural aspiration and forced induction applications, making it a versatile choice for various performance upgrades.
In summary, the BC5459U Brian Crower Crankshaft is a high-quality, high-performance component that is designed to deliver power and reliability for your Chevrolet LS engine. Its forged steel construction, unbalanced design, and precision machining make it an excellent choice for enthusiasts looking to upgrade their engine for better performance and durability.
Pros of buying BC5459U Brian Crower Crankshaft for Chevrolet LS 4.250 4340 (Forged, Unbalanced):1. High-quality material: The crankshaft is made of forged 4340 steel, which is known for its strength and durability.
2. Improved performance: The unbalanced design can help improve engine performance by reducing rotational mass and increasing power output.
3. Custom fit: The BC5459U is specifically designed for Chevrolet LS engines, ensuring a precise fit and reduced vibrations.
4. Reputable brand: Brian Crower is a well-known and respected brand in the automotive industry, known for producing high-quality performance parts.
Cons of buying BC5459U Brian Crower Crankshaft for Chevrolet LS 4.250 4340 (Forged, Unbalanced):1. Cost: High-quality forged crankshafts like the BC5459U can be expensive, which may be a barrier for some buyers.
2. Installation complexity: Installing a performance crankshaft can be a complex process, requiring specialized tools and expertise.
3. Potential for damage: If not installed correctly, a high-performance crankshaft like the BC5459U can cause engine damage.
Conclusion:The BC5459U Brian Crower Crankshaft for Chevrolet LS 4.250 4340 is a high-quality, performance-oriented part that can help improve engine performance and durability. However, it is also expensive and requires specialized installation, which may be a deterrent for some buyers. If you are looking to improve the performance of your Chevrolet LS engine and have the necessary expertise and budget, the BC5459U could be a worthwhile investment. If not, it may be better to stick with stock or less expensive aftermarket options.
Purchase from map to receive aggressive pricing and retain your manufacturers warranty. Brian Crower crankshaft Chevrolet ls series 4.
CBC machined on state of the art, 5 axis Muzak integrates 300-iv machines to exacting tolerances.
All cranks are stress relieved, shot preened, manga flux inspected and nitrated multi step heat treatment for ultimate performance.
Gun drilled, CBC ground oil holes feature a smooth surface for extra oiling, tear dropped added scoop, cross drilled priority main feeding to the rods and micro polished mirror finish optimum bearing lubricity.
Please see the for information regarding shipping costs and available methods.
Every crankshaft features large radius journals that add rigidity for high horsepower, boost, rpm applications.