Description
Header gaskets are a critical seal between your cylinder head and exhaust manifold—even minor leakage can rob horsepower, create vacuum leaks, and lead to costly engine damage over time. A quality gasket maintains pressure integrity under extreme heat and cylinder pressure, ensuring your LS engine performs at its peak. These HED27470 gaskets deliver reliable sealing with a proven steel core laminate construction designed specifically for GM LS-Series applications.
- 1.530 in round port
- Steel core laminate
- GM LS-Series fitment
- Pair included
- OEM-style replacement
- Bolt-on installation
