Mr Gasket Ultra-Seal Valve Cover Gaskets - 5877Fits 1959 1980 Chrysler 361,383,400,413,426,440 B RB Big Block except 426 Hemi Part Number: 5877 Ultra Seal is Mr. Gasket premium valve cover gasket material. It's manufactured from a high density cork and rubber blend with a black latex coat applied to the outside to help seal minor flange irregularites and eliminate oil leakage. It creates a positive seal by controlled swelling of the gasket material when exposed to hot oil. For original equipment
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Fits 1959-1980 Chrysler 361,383,400,413,426,440 B/RB Big Block except 426 Hemi
Part Number: 5877
Ultra-Seal is Mr. Gasket premium valve cover gasket material. It's manufactured from a high density cork and rubber blend with a black latex coat applied to the outside to help seal minor flange irregularites and eliminate oil leakage. It creates a positive seal by controlled swelling of the gasket material when exposed to hot oil. For original equipment replacement, high performance street, drag race and oval track use. Sold as a pair, these gaskets are .187 inch thick.
Features and Benefits
• Manufactured from high-density cork /rubber blend gasket material • A black latex rubber coating is applied to outside of gasket to help seal minor flange irregularities and eliminate the possibility of oil leakage • Creates a positive seal by controlled swelling of the gasket material when exposed to hot engine oil • For OE replacement, high performance street, drag race and oval track • .187" thick