Mr. Gasket High Performance Standard Intake Gasket is manufactured from cellulose / nitrate composition gasket material. Intake gaskets are precision die-cut for each specific application to ensure a great fit. Intake gaskets are tailored to match up well with the intake ports on intake manifolds and cylinder heads. Style of the port is medium port and the gasket is made of composition material. Water crossover style is open in this intake gasket. This intake gasket can be easily cut to match most modified cylinder head and intake ports if necessary. The set comes complete with all necessary seals and block-off plates.