This gasket is designed to provide a seal between the LSXR 102mm intake manifold and an LS3 Rectangular Port design cylinder head.
See 146203-1 or 146203-8 for LS1, LS6 and LS7 applications.
LSXR 102mm LS3 Intake Manifold Port to Cylinder Head Seal
Replacement Intake Port Seal, for LS3
LSXR 102 LS3 Intake to Head Port Seal
Engine Intake Manifold O-Ring Kit
FAST Replacement Intake Port Seal
Manifold O-Ring Kit
LSXRLS3PortSeal
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