The Brian Tooley Racing BTR88949 Small Coolant Plug seals auxiliary coolant passage openings in GM Gen III and Gen IV LS blocks. Designed to match factory dimensions, this plug is ideal for service work, repairs, or complete engine rebuilds.

Brian Tooley Racing BTR88949 Includes:

• (1) Small Coolant Plug

Brian Tooley Racing BTR88949 Features:

• Fits GM Gen III/IV LS Engines
• Small Plug for Auxiliary Coolant Passages
• Steel Construction for Reliable Sealing
• OEM-Style Replacement

Brian Tooley Racing BTR88949 Notes:

• Sold Individually
• Clean Port Thoroughly Before Installation
• Use Appropriate Sealant if Required by Application