ARP Main Stud Kit for Early GM Duramax Diesel: LB7 and LLY (2005 & Earlier) (230-5401)

Description

The ARP 230-5401 main stud kit is engineered for early GM Duramax diesel engines, improving bottom-end strength and bearing support.

Key Features

• Main stud kit for LB7 and early LLY Duramax engines
• High-strength ARP alloy construction
• Improves main cap stability
• Designed for high-load diesel operation
• Precision-machined for accurate torque

Compatibility & Installation Notes

• Fits GM Duramax LB7 and early LLY engines (2005 & earlier)
• Recommended during engine rebuilds
• Follow ARP torque sequence and specs

Prop 65 Warning

WARNING: This product can expose you to chemicals known to the State of California to cause cancer and reproductive harm. For more information, visit www.P65Warnings.ca.gov.

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