KING ENGINE BEARINGS MB5398SI030 Crankshaft Lsx 611500457203 L20 LS1/2/4/6 .020

( Brand: King Engine Bearings ), ( Number In Pack: 10 ), ( Type: Crankshaft Main Bearing ), ( Manufacturer Part Number: MB5398SI030 ), ( Items Included: Engine Bearing ), ( Universal Fitment: No ), ( Size: .030 ), ( Fitment Type: Performance/custom ), ( UPC: 611500457203 )

Review KING ENGINE BEARINGS Crankshaft Main Chevrolet Lsx L20 Ls1/2/4/6 .020 fits LS1

Introducing the King Engine Bearings MB5398SI030 Crankshaft Bearing Set, a premium solution for Chevrolet LSX L20 LS1/2/4/6 engines. This set of bearings is specifically designed to provide superior performance and durability for high-performance applications.

The MB5398SI030 Crankshaft Bearing Set includes six bearings: one crankshaft main journal bearing and five crankshaft throw journal bearings. Each bearing is meticulously engineered using King's proprietary micro-filed bearing technology. This technology ensures a perfect surface finish, reducing friction and increasing load capacity.

The main journal bearing is designed to accommodate the largest journal diameter in the LS engine family. It features a large fillet radius for increased durability and reduced stress concentrations. The bearing material, a high-quality, chrome-aluminum alloy, provides excellent fatigue strength and wear resistance.

The throw journal bearings are engineered with a similar design philosophy, featuring large fillet radii and high-quality chrome-aluminum alloy material. The bearings are also designed to accommodate the latest LS engine stroker crankshafts, making this set a versatile option for a wide range of high-performance applications.

The MB5398SI030 Crankshaft Bearing Set is also designed to be used with the latest LS engine oil pumps, ensuring proper lubrication and longevity of the bearings and engine components.

In summary, the King Engine Bearings MB5398SI030 Crankshaft Bearing Set is a top-tier solution for high-performance Chevrolet LSX L20 LS1/2/4/6 engines. Its superior design and materials provide increased durability, reduced friction, and improved load capacity, making it the ideal choice for those seeking peak engine performance.

Buying King Engine Bearings MB5398SI030 for Chevrolet LSX L20 LS1/2/4/6: A Comprehensive Analysis

The King Engine Bearings MB5398SI030 is a popular choice among engine builders and performance enthusiasts for Chevrolet LSX engines (L20, LS1/2/4/6, 020). This analysis aims to provide an in-depth examination of the benefits and drawbacks of purchasing this specific bearing set to help you make an informed decision.

1. High-Quality Material: King Engine Bearings are well-known for their high-quality materials, which include chrome molybdenum steel for the bearing shells and phosphor bronze for the bearing surfaces. This combination ensures excellent strength, durability, and resistance to wear.

2. Enhanced Performance: The MB5398SI030 bearing set is designed to provide increased horsepower and torque by reducing friction and providing better clearance for larger piston sizes. This translates to improved engine performance and reliability.

3. Temperature Resistance: These bearings can withstand high engine temperatures, making them ideal for high-performance applications where engine temperatures tend to rise.

4. Reduced Engine Noise: The use of these bearings can lead to a quieter engine operation due to their superior design and materials, which reduce unwanted engine noise.

5. Wide Compatibility: The MB5398SI030 bearing set is compatible with a wide range of LSX engines, making it a versatile choice for engine builders and enthusiasts.

1. Higher Cost: Compared to stock or aftermarket bearings, the King Engine Bearings MB5398SI030 are more expensive. This may be a concern for those on a tight budget.

2. Installation Complexity: Installing these bearings requires a greater level of expertise and precision due to their high-performance design. This may necessitate hiring a professional or investing in specialized tools.

3. Potential Clearance Issues: Depending on the specific engine configuration, clearance issues may arise when using these bearings. This may require additional modifications or adjustments to the engine components.

The King Engine Bearings MB5398SI030 for Chevrolet LSX engines offer numerous benefits, such as enhanced performance, durability, and temperature resistance. However, they come with a higher cost and may require professional installation. Considering these pros and cons, if your budget allows and you are seeking top-tier engine performance, the King Engine Bearings MB5398SI030 are an excellent investment. If you are on a budget or prefer a more straightforward installation, you may want to consider other options. Ultimately, the decision is yours based on your engine goals and available resources.

For those looking for the best possible engine performance and durability in their Chevrolet LSX engine, the King Engine Bearings MB5398SI030 are an excellent choice. However, be prepared for a higher cost and potentially complex installation process. If budget or installation complexity are concerns, consider alternative bearing options that offer a good balance between performance and affordability.

Details:

Regardless if its race, track, or stock replacements they have proven get the job done. Compatible with: CHEVROLET LS series L20 LS1/2/4/6 Housing Bore .020 Number of pairs in a set: 5Bearing size: .030King Bearings have been proven time and again to be the best on market. For listings with free shipping, it only applies within the continental 48 states.

part #: mb5398si030 prices

• $99.91-$125.55

specifications engibearing:

• for models: Ls1
• for makes: Chevrolet
• brand: King Engine Bearings
• number in pack: 10
• type: Crankshaft Main Bearing
• manufacturer part number: MB5398SI030
• items included: Engine Bearing
• universal fitment: No
• size: .030
• fitment type: Performance/custom
• upc: 611500457203

shipping engibearing:

• class: Standard
• type: Fixed
• cost: $0.00
• transit: 3-5 Days
• service: Standard

seller engibearing:

• rating: 98.4%
• city: Wrightstown, Wisconsin
• # reviews: 65816

payments engibearing:

• credit card: Visa
• other
• wallet: Apple-pay

offer engibearing:

• options: Ship-to-home
• started: August 10, 2025
• availability: In Stock
• sold: 0

general engibearing:

• Car Truck Parts Accessories > Engines Engine Parts > Engine Bearings
• condition: New

returns engibearing:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

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