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King Engine Bearings MB5293SI Main Bearing Set for GM Vortec LS-Series Gen III/IV

(Chevrolet Silverado 1500 1999-2013, Silverado 1500 HD 2001-03, 2005-06, Suburban 1500 2006-14, Camaro 1998-2002, 2010-11, Corvette 1997-2008 + 70 more models)

Manufacturer

Picture for manufacturer King Engine Bearings

Part Number

MB5293SI
16 reviews
Sale Price

$39.22

In Stock (10+)

delivery box

Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The King Engine Bearings MB5293SI is a precision-engineered main bearing set designed specifically for GM Vortec LS-Series Gen III and Gen IV engines. These high-performance bearings are essential components for engine rebuilds and performance applications, providing reliable crankshaft support and optimal oil clearances.

Construction and Material:

  • Bi-metal construction featuring silicon-aluminum alloy bearing material
  • Aluminum base strengthened with 2.5-3% silicon content for enhanced durability
  • Engineered for medium-load engine applications
  • Optimized for use with nodular cast iron crankshafts
  • Superior wear resistance and conformability

Application:

  • Compatible with GM LS-Series Gen III engines (1997-2007): LS1, LS6, LR4, LM7, L33, LQ4, LQ9
  • Compatible with GM LS-Series Gen IV engines (2005-2017): LS2, LS3, LS7, L76, L92, L99, LY5, LY6, LC9
  • Suitable for street performance, mild racing, and engine rebuild applications

King Engine Bearings are manufactured to OEM specifications with strict quality control standards, ensuring proper fitment and long-lasting performance. This complete main bearing set includes all bearings required for a full crankshaft installation.

Products specifications

Fits

Chevrolet Silverado 1500 1999-2013, Silverado 1500 HD 2001-03, 2005-06, Suburban 1500 2006-14, Camaro 1998-2002, 2010-11, Corvette 1997-2008, Silverado 2500 HD 2001-19, Tahoe 2000-14, Impala 2006-09, Colorado 2009-12 + 66 more models

Bearing Material

Bi-metal, silicon aluminum

Bearing Usage

Direct replacement

Groove Location

Upper

Groove Style

1/2

Grooved Bearing

Yes

Quantity

Sold as a set of 5.

Flange Oversize

FL STD

Material

bimetal (aluminum silicon base)

Undersize

STD

Prop 65

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

Title

King Bearings

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Item as described,fast shipping, great seller, highly recommended

Great price

My first order was delivered in under 48 hrs nice work thank you

I received my order a couple days ahead of time and was the exact relay i needed

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So far it's great. Fast and easy to use and price and shipping were very good.

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Great Price on products and Shipping

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Excellent experience. Shipped when they said it would ship. Very good web site to navigate through.<br>Thank you, Autoplicity

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Sweet price and in stock :

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