ARP 230-5401 MAIN STUD KIT 2001-2005 GM 6.6L DURAMAX LB7/LLY

The ARP 230-5401 Diesel Main Stud Kit is specifically designed for the 2001-2005 GM 6.6L Duramax LB7/LLY engines, offering an essential upgrade for optimal performance and reliability.

Crafted by ARP, a leading manufacturer of high-performance engine fasteners, this main stud kit is engineered to provide superior strength and durability compared to factory bolts. Made from premium-grade materials and precision-machined to exact specifications, these studs are built to withstand the extreme conditions and stresses of diesel engine operation.

By replacing the factory main bolts with ARP main studs, you can ensure a more secure and uniform clamping force on the main caps, reducing the risk of main cap walk and improving engine stability. This upgrade also enhances the overall rigidity of the engine block, helping to prevent crankshaft deflection and potential damage under high loads.

Whether you are building a high-performance diesel engine or looking to strengthen the bottom end of your Duramax for increased towing or hauling capabilities, the ARP 230-5401 Main Stud Kit is a reliable solution. Backed by ARP's reputation for quality and performance, this kit is a valuable investment in the longevity and reliability of your GM 6.6L Duramax LB7/LLY engine. Upgrade your engine's strength and peace of mind with the ARP 230-5401 Diesel Main Stud Kit.