Gator Fasteners  Heavy Duty Main Stud Kit, Chevy/GMC (2001-05) 6.6L LB7 & LLY Duramax Diesel

Heavy-duty main stud kit

Main stud kit (MSK667Y) from Gator Fasteners.

Main-cap studs made from the alloy Gator lists to support bottom-end clamping on diesel engines under load.

Who it's for

Builders reinforcing the main caps on the diesel engines Gator lists for this PN.

Key specs (per Gator Fasteners)

What's included

• Washers as Gator lists for this kit
• Nuts (12-point where listed) as Gator packages this PN
• Main studs manufactured from the alloy Gator publishes for this PN

Fitment notes

• Confirm engine family, year, and block against Gator’s product page for MSK667Y.
• Follow Gator’s published torque / stretch procedure and use the assembly lube they specify when included.
• Fitment notes from our listing: GM Duramax 2001-05.

Professional install available at Powertech Diesel, Idaho Falls — call 208-542-7793.