Valve Cover Gaskets Series:Ultra Seal. Creates a positive seal. Thickness will not decrease. Eliminates re-torque of valves. High-tensile strength. Handles ex flange pressure and forms a leak proof seal.
Mr Gasket Valve Cover Gasket Set 5877; Ultra-Seal .187 in. for Chrysler 361-440
Mr Gasket Valve Cover Gasket Set 177; Cork/Rubber Gaskets .187 in. for BBC
Mr Gasket Valve Cover Gasket Set 5863; Ultra-Seal 0.312 in. for BBC
Mr Gasket Valve Cover Gasket Set 5861; Ultra-Seal 0.312 for SBC Perimeter Bolt
Mr Gasket Valve Cover Gasket Set 5867; Ultra-Seal .187 in. for 87-02 305/350 SBC
Mr Gasket Valve Cover Gasket Set 179; Cork/Rubber Gaskets .312 in. for SBC
