The Mopar OEM Hex Flange Head Mounting Bolt 6506334AA is a genuine factory replacement fastener engineered to meet the exact specifications required for select Gen 3 HEMI engine applications. During engine assembly or routine maintenance, using the correct OEM hardware is essential to maintaining proper clamping force, alignment, and long-term reliability. This factory bolt is manufactured to Mopar’s strict quality standards, making it an excellent choice when replacing damaged, corroded, or missing hardware during engine repairs or performance upgrades.
Many enthusiasts focus on major engine components while overlooking the importance of quality fasteners. Factory hardware is specifically designed with the proper thread pitch, flange diameter, strength rating, and corrosion resistance to ensure critical engine components remain securely mounted under demanding operating conditions. Whether you’re rebuilding a 5.7L HEMI, refreshing a 6.4L 392, servicing a supercharged 6.2L Hellcat, or performing preventative maintenance, replacing questionable hardware with genuine Mopar components helps eliminate installation issues and preserves factory reliability.
This OEM mounting bolt is well suited for stock replacement projects as well as high-performance Gen 3 HEMI builds. Performance applications that see increased vibration, higher cylinder pressures, elevated engine temperatures, or frequent disassembly benefit from using original equipment hardware designed specifically for the application. Genuine Mopar fasteners provide consistent fitment while helping maintain proper torque values and component alignment throughout the life of the engine.
At Dusterhoff Racing, we recommend using OEM hardware whenever possible during engine builds and repairs because even small components contribute to long-term durability and dependable performance. Whether you’re installing aftermarket camshafts, cylinder heads, timing components, oil system upgrades, or rebuilding your engine from the ground up, genuine Mopar fasteners help ensure every component is assembled correctly. For additional factory replacement hardware and engine service components, browse our OEM Gen 3 HEMI Engine Components category to complete your project with parts designed specifically for your HEMI platform.
Specifications & Features
Manufacturer: Mopar
Manufacturer Part Number: 6506334AA
Product Type: OEM Hex Flange Head Mounting Bolt
Construction: High-Strength Steel
Finish: Factory Corrosion-Resistant Coating
Head Style: Hex Flange Head
Thread Type: OEM Metric Thread
Thread Pitch: OEM Specification
Fastener Grade: OEM Strength Rating
Quantity: Sold Individually
Direct OEM Replacement
Designed to Maintain Proper Clamping Force
Precision-Machined Threads for Accurate Installation
Corrosion Resistant Finish
Supports Factory Torque Specifications
Ideal for Engine Repairs and Reassembly
Engine Compatibility:
Select Gen 3 HEMI Engines
5.7L HEMI
6.1L HEMI
6.2L Supercharged Hellcat
6.4L (392) HEMI
Vehicle Compatibility:
Select Dodge, Chrysler, Jeep, and RAM vehicles equipped with compatible Gen 3 HEMI engines
Year Compatibility:
Varies by application (verify OEM fitment before ordering)
Color:
Black / Factory-Coated Finish
Size:
OEM Specification
Weight:
Approximately 0.10 lb.
Recommended Use:
Engine Assembly
Engine Repairs
Component Replacement
Performance Engine Builds
Preventative Maintenance
Installation:
Direct Replacement OEM Hardware
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