King GM Vortec/LS-Series Gen III/IV Crankshaft Main Bearing Set (Set of 10) - Size +.020mm
King GM Vortec/LS-Series Gen III/IV Crankshaft Main Bearing Set (Set of 10) - Size +.020mm
Click to zoom in

King GM Vortec/LS-Series Gen III/IV Crankshaft Main Bearing Set (Set of 10) - Size +.020mm

KINGMB5013XPC020
611500596414
Bearings
1 Units In Stock - Ships Next Business Day
$ 387.25
$ 387.25

SKU: MB5013XPC020

King MB5013XPC020 Coated Crankshaft Main Bearings GM LS Builds

When it comes to rebuilding or upgrading GM Vortec and LS-Series Gen III/IV engines, the King MB5013XPC020 Crankshaft Main Bearing Set emerges as the unrivaled leader in performance and longevity. Crafted by King Bearings, pioneers in high-end engine components, this coated set offers exceptional load-bearing capacity, reduced friction, and enhanced heat dissipation that surpasses standard bearings or competing brands. Avoid the pitfalls of lesser options that may lead to premature wear, oil starvation, or failure under stress – the MB5013XPC020 delivers precise fitment for oversize applications, ensuring smoother operation, better power transfer, and extended engine life in high-rev, boosted, or daily-driven scenarios. With King's innovative coating technology, this set minimizes scuffing and maximizes efficiency, positioning it as the optimal pick for tuners, racers, and restorers seeking uncompromising quality and value.

Why These Bearings Eclipse All Alternatives

  • Advanced Coating for Supreme Protection: The proprietary nano-composite coating provides superior anti-friction properties and wear resistance, outlasting uncoated or basic tri-metal designs in extreme conditions like turbocharged or nitrous setups.
  • Precision Manufacturing for Optimal Performance: Engineered with ultra-tight tolerances for wall thickness and crush, these bearings ensure even load distribution and superior oil flow, preventing the hot spots and spin issues common with inferior products.
  • High-Load Resilience: Built for demanding environments, they handle elevated RPMs and horsepower levels without deformation, offering better reliability than stock replacements or budget aftermarket sets.
  • Seamless Integration and Durability: Designed for easy installation in machined blocks, they resist corrosion and fatigue far better than competitors, reducing downtime and maintenance costs over time.
  • Value-Driven Superiority: Combining race-grade features with affordability, this set avoids the overpricing of niche brands while delivering measurable gains in engine smoothness and power output.

Opting for the King MB5013XPC020 isn't merely a component choice – it's a strategic enhancement that elevates your GM LS engine to peak potential, outperforming every other bearing set available.

Specific Details: What's Included in the Purchase

This complete set equips you for a full main bearing replacement:

  • 10 x King Coated Main Bearings: Includes five upper and five lower shells, all in +.020mm (.020" undersize) configuration, featuring tri-metal construction with a specialized coating for enhanced performance.
  • No Extra Components Needed: Ready for direct installation; no additional hardware or tools beyond standard engine rebuild essentials are required, though King recommends following general torque specs for optimal results.

Part Numbers:

  • Primary SKU/Part Number: MB5013XPC020
  • Series: XPC (Coated XP High-Performance Line)
  • Compatible Rod Bearings (Sold Separately): CR807XPN series for matching LS rod setups

Vehicle Fitment: Years, Makes, Models, and Compatibility

The King MB5013XPC020 is tailored for GM Vortec and LS-Series Gen III/IV V8 engines requiring .020" undersize main bearings, ideal for crankshafts machined to compensate for wear or damage. It suits stock rebuilds, performance modifications, or swaps. 

Make

Model

Years

Engine Notes

Chevrolet

Camaro

1998-2002

LS1 5.7L

Chevrolet

Camaro

2010-2015

LS3 6.2L

Chevrolet

Corvette

1997-2004

LS1 5.7L

Chevrolet

Corvette

2001-2004

LS6 5.7L (Z06)

Chevrolet

Corvette

2005-2007

LS2 6.0L

Chevrolet

Corvette

2006-2013

LS7 7.0L (Z06)

Chevrolet

Corvette

2008-2013

LS3 6.2L

Chevrolet

Silverado 1500

1999-2013

Vortec 4.8L, 5.3L, 6.0L

Chevrolet

Tahoe

2000-2013

Vortec 4.8L, 5.3L, 6.0L

Chevrolet

Suburban 1500

2000-2013

Vortec 4.8L, 5.3L, 6.0L

Chevrolet

TrailBlazer SS

2006-2009

LS2 6.0L

GMC

Sierra 1500

1999-2013

Vortec 4.8L, 5.3L, 6.0L

GMC

Yukon

2000-2013

Vortec 4.8L, 5.3L, 6.0L

Pontiac

Firebird

1998-2002

LS1 5.7L

Pontiac

GTO

2004-2006

LS1 5.7L, LS2 6.0L

Cadillac

CTS-V

2004-2007

LS6 5.7L, LS2 6.0L

Hummer

H2

2003-2009

Vortec 6.0L, 6.2L

Additional Fitment Notes:

  • Compatible with LS-swapped vehicles or custom builds using Gen III/IV blocks (e.g., LS1, LS2, LS3, LS6, LS7, LQ4, LQ9, LM7, LR4).
  • Designed for engines with crankshaft main journals ground .020" undersize; verify journal measurements before installation.
  • Not suitable for Gen I/II small blocks or Gen V LT engines (use specific LT bearings like MB5777XP for those).
  • Consult engine blueprints or a professional machinist for exact compatibility in modified applications.

Request For Information

Have questions about ? Fill out the form below and we'll get back to you by the next business day.
Bearings

Bearings

Welcome to our exclusive collection of Bearings, where quality meets performance. Our carefully curated selection features a wide range of bearings designed to meet the needs of various applications, from industrial machinery to everyday gadgets. Whether you are a professional engineer or a DIY enthusiast, our collection of bearings provides the essential parts needed to ensure smooth operation and durability.     Why Choose Our Bearings? High Quality: Each bearing in our collection is sourced from trusted manufacturers, ensuring reliable performance. Variety: We offer different types of bearings, including ball bearings, roller bearings, and needle bearings, catering to diverse requirements. Affordability: Enjoy competitive pricing without compromising on quality, making our bearings an excellent choice for any budget. Expert Support: Our knowledgeable team is here to assist you in finding the perfect bearings for your specific needs.   Applications of Our Bearings Our collec...

View Bearings Products
Engine

Engine

This engine parts collection covers oil catch cans, thermostats, thermostat housings, radiator components, coolant accessories, engine covers, fuse box covers, cap covers, throttle bodies, supercharger pulleys, idler pulleys, tensioner pulleys, and engine bay dress-up parts for trucks, SUVs, muscle cars, boosted builds, high-horsepower street cars, and performance vehicles that need better reliability, cooling, airflow, oil control, and under-hood styling. The collection is particularly strong for Dodge Challenger, Charger, Durango, Jeep Grand Cherokee Trackhawk, and Ram TRX platforms running 6.2L Hellcat, 6.4L HEMI, and 5.7L HEMI engines, where oil catch can and cooling upgrades address known OEM weaknesses in the PCV and thermal management systems. Import performance platforms including GM LS-based builds, Chevrolet Camaro, and Corvette applications are also represented through Mishimoto, CSF, and ZPE GripTec product lines. Builders who invest in engine bay organization and reliab...

View Engine Products
Engine Block

Engine Block

This engine block collection covers bearings, gaskets, engine mounts, block off plates, block heaters, PCV valves, sleeves, and engine bay accessories for performance builds, engine refreshes, OEM-style replacement, diesel truck upgrades, HEMI builds, Hellcat and Trackhawk platforms, LS swaps, Honda swaps, Nissan VR38DETT builds, and Toyota truck engines. Main bearings, rod bearings, and connecting rod bearings from ACL Race Series, King Engine Bearings, and Clevite are the most critical internal components for builders refreshing the rotating assembly on street cars, drag builds, or engines being prepared for forced induction. Engine mounts and polyurethane mount upgrades from Innovative Mounts and Kartboy address drivetrain movement in sport compact and high-torque performance applications. Gasket kits from Cometic and MAHLE seal the oil, coolant, and exhaust passages in both stock-displacement and overbore engine combinations.Popular UpgradesBest-selling products include ACL Race...

View Engine Block Products
King Engine Bearings

King Engine Bearings

King Engine Bearings specializes in providing top-quality engine bearings for a variety of applications, ensuring unparalleled performance and reliability for your internal combustion engines. Product Range Our extensive product offering includes: Engine bearings for automobiles Light-duty and heavy-duty truck bearings Marine engine bearings Aviation engine bearings Standby power engine bearings Custom solutions for various internal combustion engines Quality Assurance At King Engine Bearings, we pride ourselves on our commitment to quality. Every bearing is manufactured using: The highest quality materials The most advanced designs Our rigorous quality control process includes: Multiple checkpoints throughout production Stringent testing to ensure only the best products reach our customers Industry Expertise King Engine Bearings is recognized as the first choice in the demanding aviation and racing industries. Our in-depth understanding of industry-specific needs allows us...

View King Engine Bearings Products
Military & First Responder Discounts

Military & First Responder Discount Program

Black Ops Auto Works proudly honors active duty military, veterans, National Guard, reserves, police officers, firefighters, and EMTs with an exclusive 5% discount on all performance parts and carbon fiber upgrades. Verify instantly and start saving today.

Learn More & Apply

Your cart

×