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King Engine Bearings MB556SI030 Main Bearing Set Chevy Big Block - 396-502

(Chevrolet Camaro 1967-72, Corvette 1965-74, Impala 1965-76, Malibu 1965-67, 1973-75, C1500 1990-93, Chevelle 1965-73, Blazer 1973-74 + 110 more models)

Part of: King Engine Bearings Main Bearing Set Chevy Big Block

Other options in this family: King Engine Bearings MB5212SI020

Manufacturer

Picture for manufacturer King Engine Bearings

Part Number

MB556SI030
5 reviews
Sale Price

$28.62

3 left at this price

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Usually delivered within 2 days

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Product Details

The King Engine Bearings MB556SI030 is a complete main bearing set engineered for Chevrolet big block engines ranging from 396 to 502 cubic inches, covering Gen IV, V, and VI variants. This precision-manufactured bearing set provides the critical rotating assembly support needed for reliable engine performance and longevity.

Key Features:

  • Bimetal construction with aluminum silicon alloy base for enhanced strength and heat dissipation
  • Complete main bearing set for Chevrolet big block 396, 427, 454, and 502 CI engines
  • Compatible with Gen IV, V, and VI big block Chevy applications
  • Standard +.030" oversize for worn crankshaft journals requiring machining
  • High-performance bearing material designed for demanding applications
  • Precision tolerances for proper oil clearance and crankshaft support

King Engine Bearings are manufactured to OE specifications with premium materials, making them suitable for street performance, racing, and engine rebuild applications. The aluminum silicon bimetal construction provides excellent conformability, embedability, and resistance to fatigue under high loads and temperatures.

Products specifications

Fits

Chevrolet Camaro 1967-72, Corvette 1965-74, Impala 1965-76, Malibu 1965-67, 1973-75, C1500 1990-93, Chevelle 1965-73, Blazer 1973-74, C10 Pickup 1966-74, Caprice 1966-76, C10 1975-80, El Camino 1966-75, Monte Carlo 1970-75 + 105 more models

Bearing Material

Bi-metal, silicon aluminum

Bearing Usage

Direct replacement

Groove Location

Upper

Groove Style

1/2

Grooved Bearing

Yes

Notes

Designed for marine applications only.

Quantity

Sold as a set of 5.

Undersize

030

Flange Oversize

FL ON MAX

Material

bimetal (aluminum silicon base)

Prop 65

WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov

Title

King Bearings

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Excellent on-line merchant with outstanding customer service and the best prices on equipment and shipping. Highly reccomended!

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