Offenhauser 5904G/6161G Manifold Gaskets (Pair)
$29.00Manifold Gasket for Offenhauser BBC Tunnel Rams. Sold in pairs. 5904G for Chevy 396-454 Large Rectangular Port 6161G for Chevy 396-454 Oval Port Gasket goes in-between tunnel ram top and base.
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