Quarter Master 505019: Heavy-Duty Crank Coupler Bolts for GM LS-Series

For serious GM LS-Series builds utilizing a crank coupler, the Quarter Master 505019 Chromoly Bolt Kit provides the critical strength and reliability needed. These specialized bolts are designed to secure the crank coupler to the crankshaft, a high-stress connection point in many performance and racing applications. Manufactured from premium chromoly steel, they offer exceptional resistance to stretching and fatigue, ensuring your drivetrain remains robust under extreme loads. The hex head design allows for easy and secure tightening, providing a confident installation.

Robust Construction for LS Drivetrains

• Material: High-strength Chromoly Steel for maximum durability
• Finish: Protective Black Oxide coating to prevent corrosion
• Head Style: Hex Head for straightforward wrenching
• Thread Size: Metric 11 mm x 1.50, specifically for LS applications
• Length: Extended 1.500 inches, ideal for crank coupler setups
• Quantity: Set of 6 bolts for a complete installation

Essential for GM LS-Series Crank Coupler Applications

This specialized bolt kit is perfectly suited for:

• GM LS-Series engines (LS1, LS2, LS3, LS6, LS7, etc.)
• Applications utilizing a crank coupler for drivetrain connection
• Performance and racing builds requiring metric crank fasteners

When building a high-horsepower LS engine, every component matters. The Quarter Master 505019 crank coupler bolt kit ensures that one of your most vital connections is secured with top-tier hardware, preventing costly failures and maximizing power transfer. Trust in Quarter Master's engineering excellence for your most demanding projects. Equip your build with the best from GGCRACING.COM.