KING ENGINE BEARINGS MB509XP1 Race Set Gm MS1038H1 CR509XP-001 6.6L .001

( Brand: King Engine Bearings ), ( Type: Main Bearing Set ), ( Ipn: Ms1038h1 ), ( Manufacturer Warranty: 1 Year ), ( Items Included: Main Bearings ), ( Manufacturer Part Number: MB509XP1 ), ( Material: Tri-metal ), ( Vintage Part: No ), ( Country/region Of Manufacture: Israel ), ( Performance Part: Yes ), ( California Prop 65 Warning: This Product May Contain Chemicals Known To The State Of California To Cause Cancer, Birth Defects, Or Other Reproductive Harm. )

Review KING ENGINE BEARINGS Race Main Set Gm 6.6l Ohv .001 fits 400 1970–1980

Introducing the King Engine Bearings MB509XP1 CR509XP-001 race set, specifically designed for the 1970-1980 GM 6.6L 400 (001) engines. This set of high-performance engine bearings is an essential upgrade for any enthusiast looking to maximize power output and reliability in their classic muscle car.

The MB509XP1 bearings in this set are precision-machined using King's proprietary micro-alloy steel. This material provides exceptional strength and durability, ensuring that the bearings can withstand the increased loads and temperatures generated during high-performance applications. The bearings also feature King's patented roller bearing design, which provides superior load capacity and reduced friction compared to traditional flat-tappet bearings.

The CR509XP-001 set includes bearings for the crankshaft and connecting rods. The crankshaft bearings are available in both front and rear positions and are designed to provide maximum clearance for aftermarket camshafts. The connecting rod bearings are available in various sizes to accommodate different connecting rod lengths.

Each bearing in the set comes with King's proprietary Copper-Lead Babbit coating. This coating provides an excellent surface finish for the piston rings, improving ring sealing and reducing friction. The coating also provides improved heat transfer, helping to keep the engine running cooler during high-performance applications.

Installing the King Engine Bearings MB509XP1 CR509XP-001 race set is a straightforward process, but it is recommended that the installation is performed by a professional mechanic to ensure proper fitment and alignment. The bearings come with comprehensive installation instructions to help guide the installation process.

In summary, the King Engine Bearings MB509XP1 CR509XP-001 race set is an excellent upgrade for any 1970-1980 GM 6.6L 400 (001) engine looking for increased power output and reliability. With their superior strength, durability, and reduced friction, these bearings provide the perfect foundation for high-performance applications.

Pros and Cons of Buying King Engine Bearings MB509XP1 CR509XP-001 Race Set for 1970-1980 GM 6.6L 400 001

King Engine Bearings MB509XP1 CR509XP-001 is a race-grade set designed for the 1970-1980 GM 6.6L 400 001 engines. This set offers superior performance and durability compared to stock bearings. In this analysis, we will discuss the pros and cons of investing in this product.

1. Enhanced Performance: The King Engine Bearings MB509XP1 CR509XP-001 set is designed for high-performance applications. These bearings are known for their better load capacity, reduced friction, and improved durability.

2. Durability: These bearings are made from high-quality materials, including steel and bronze, which provide excellent resistance to wear and tear. They can handle high temperatures and heavy loads, making them suitable for racing applications.

3. Improved Engine Life: Upgrading to the King Engine Bearings set can help improve the overall life of your engine, as they reduce the stress and wear on the engine components.

4. Reduced Engine Noise: These bearings help in reducing the engine noise to some extent, as they have a tighter fit and less play compared to stock bearings.

1. Higher Cost: King Engine Bearings MB509XP1 CR509XP-001 is a premium product, and the cost is significantly higher than stock bearings. The investment might be a deterrent for some enthusiasts.

2. Requires Special Tools: Installing these bearings might require specialized tools, which could add to the overall cost of the project.

The King Engine Bearings MB509XP1 CR509XP-001 race set offers several benefits, including enhanced performance, improved durability, and extended engine life. However, the higher cost and the need for special tools might be a disadvantage for some.

If you are planning to use your 1970-1980 GM 6.6L 400 001 engine for high-performance applications and are looking for improved reliability and durability, then investing in the King Engine Bearings MB509XP1 CR509XP-001 race set is a worthwhile investment. However, if you are on a tight budget, you might want to consider stock bearings or a more affordable aftermarket alternative.

Details:

This bearing set is for .001 over size Bearings. King recommends these Bearings as race only. The XP-series Bearings are narrowed for large radii crankshafts an feature d, chambered oil holes. In many cases, we must buy new boxes from our suppliers.

Crankshaft Journal Size: 2.6493/2.6484 in. They deliver consistent and reliable performance with a high-load capacity. P/N MB509XP-001. Housing Bore: 2.8416/2.8406 at standard.

Built with enhanced tri-metal, King XP-series Bearings have a layered copper lead construction nickel plate barrier and lead/tin/copper Babbitt overlay over steel backing in an adhesion process that provides superior stability durability. Use the below standard shaft dimensions to determine your required bearing size.

part #: mb509xp1 prices

• $80.32-$105.27

specifications engibearing:

• for models: 400
• for years: 1970-1980
• brand: King Engine Bearings
• type: Main Bearing Set
• interchange part number: MS1038H1
• manufacturer warranty: 1 Year
• items included: Main Bearings
• manufacturer part number: MB509XP1
• material: Tri-metal
• vintage part: No
• country/region of manufacture: Israel
• performance part: Yes
• california prop 65 warning: This Product May Contain Chemicals Known To The State Of California To Cause Cancer, Birth Defects, Or Other Reproductive Harm.

returns engibearing:

• policy: Returns Accepted
• paid by: Buyer
• time: 60 Days

offer engibearing:

• availability: In Stock
• options: Ship-to-home
• quantity: 1
• sold: 0
• started: June 30, 2025

shipping engibearing:

• cost: $0.00
• service: Standard
• class: Standard
• type: Fixed
• transit: 3-8 Days

payments engibearing:

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

general engibearing:

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

seller engibearing:

• # reviews: 105492
• city: Memphis, Tennessee
• rating: 99.5%

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