Main Stud Replacement Kit for 6.6L Chevrolet Duramax 2001-2005 LB7 LLY - Xotic Performance™ MP877

★★★★★ 4.5 134 reviews

$253.28
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$253.28
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Free shipping Free 30-day returns

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Product details

Management number 215337551 Release Date 2026/04/12 List Price $101.31 Model Number 215337551
Category
  • Direct Fit Replacement - Fits Ford PowerStroke 6.6L Chevrolet Duramax 2001-2005 LB7 LLY engines. Please see vehicle compatibilities tab above to ensure accurate fitment.
  • *Disclaimer* - These are main studs, not head studs. For head studs, please check our catalog.
  • Ultra Strength - Utilizing XOTIC 7200 material, these main studs offer superior tensile strength compared to standard 8740 chromoly steel. Rated at 220,000 psi tensile strength, these studs provide significantly enhanced clamping forces, surpassing those of standard bolts.
  • Prevents Main Cap Shifting - Main studs provide enhanced cap alignment, reducing the risk of main cap walking or shifting under extreme loads. Unlike bolts, studs remain stationary, offering better thread engagement and longevity.
  • Easy Installation - Broached stud ends allow for easier and more precise installation. Includes a detailed instruction manual with diagrams for a seamless setup.
  • Replacement For: 2001 - 2004 Chevrolet Silverado 2500 HD & 3500 HD 6.6L Duramax LB7 Diesel
  • Replacement For: 2001 - 2004 GMC Sierra 2500 HD & 3500 HD 6.6L Duramax LB7 Diesel
  • Replacement For: 2004.5 - 2005 Chevrolet & GMC Silverado / Sierra 2500 HD & 3500 HD 6.6L Duramax LLY Diesel

UPC 663647158406
Brand Xotic Performance
Color Black
Model MP877
Head Type Hex
Size Name M14
Metal Type XOTIC 7200
Unit Count 1.0 Count
Part Number MP877
Thread Size Multiple
Thread Type Internal
Manufacturer Xotic Performance
Thread Class 3B
Thread Style Right Hand
Fastener Type Studs, Nuts, Washers, Torx Bolts
Item Diameter 14 Millimeters
Item Hardness Grade 12.9
Material Type XOTIC 7200
Exterior Finish Black
Item Dimensions 12 x 8 x 3 inches
Thread Coverage Fully Threaded
Screw Head Style Right Hand
Manufacturer Grade Grade 8 7
Maximum Shear Strength 110,000 to 132,000 psi

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