Gasket Material:Cellulose, Nitrile. Mr. Gasket standard intake gasket sets are manufactured from a blend of nitrile rubber and fiber, for excellent sealing and durability. Intake Manifold Gaskets Series:Performance.
Mr Gasket Intake Gasket Set 5834; Ultra-Seal 2.11 x 1.25 in. for SBF
Mr Gasket Intake Gasket Set 121; Performance Composite, 2.55 x 1.85 in. for BBC
Mr Gasket Intake Gasket Set 108; Performance 2.5 x 1.75 in. Rect Port for BBC
Mr Gasket Intake Gasket Set 5818; Ultra-Seal, Rectangle 2.5 x 1.75 in. for BBC
Mr Gasket Intake Gasket 5819; Ultra Seal Rect Raised Port, 2.55 x 1.85 for BBC
Mr Gasket Intake Gasket Set 143; Performance Composite 2.26 x 1.35 in. for SBC