The Brian Tooley Racing BTRHEADBOLT03 Head Bolt is a Large-length replacement bolt for GM Gen III and Gen IV LS engines. This Large variant fits specific cylinder head bolt locations requiring extended length or different engagement, delivering reliable clamping and alignment during rebuilds or service maintenance.

Brian Tooley Racing BTRHEADBOLT03 Includes:

• 1 Large Cylinder Head Bolt

Brian Tooley Racing BTRHEADBOLT03 Features:

• Fits GM Gen III/IV LS Engines
• Large Bolt for Correct LS Placement
• Steel Construction for Consistent Clamping Load
• Direct-Replacement Hardware for Service or Rebuilds

Brian Tooley Racing BTRHEADBOLT03 Notes:

• Sold Individually; Verify Quantity and Location Before Purchase
• Ensure the Large Bolt Is Required for the Selected LS Bolt Hole
• Use Factory Torque Sequence and Specifications During Installation