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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.
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