Mr. Gasket 5877 - Ultra-Seal Valve Cover Gaskets - Fits 59-80 Chrysler 361,383,400,413,426,440 B/RB Big Block except 426 Hemi in-cabin-monitors 3 V8 1968 Chevrolet El

3 V8 1968 Chevrolet El Camino Base 307/5 V8 1968 Chevrolet El Camino Custom 307/5 V8 1968 Chevrolet G10 Van 307/5 V8 1968 Chevrolet G20 Van 307/5 V8 1959 - 1967 Chevrolet Impala 283/4

143" Max Pressure 2000 psi Max Working PSI 2000 PSI Min

4 V8 1963 - 1969 Chevrolet Bel Air 427/7 V8 1968 - 1969 Chevrolet Bel Air 396/6

7 L V8 2003 - 2008 Dodge Ram 3500 345/5

Mr. Gasket 5877 - Ultra-Seal Valve Cover Gaskets - Fits 59-80 Chrysler 361,383,400,413,426,440 B/RB Big Block except 426 Hemi in-cabin-monitors 3 V8 1968 Chevrolet ElOverview: 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,