Whether you've accidently damaged or misplaced your original rubber seal, MSD AirForce manifold LS perimeter seal kits serve as the perfect replacement to get you back on track! These gaskets are configured for use with the MSD Atomic AirForce manifold LS7 or the Atomic AirForce manifold LS1/2/6. They're made from factory-style materials and specs to ensure proper fit and leak-free performance.