Moulded Intake Gasket O-Ring Style MS19589 CLMS19589 Suit GM LS3/L76/L99 LS RUBBER MOULD INTAKE MANIFOL MAHLE performance intake gaskets are designed to allow the engine builder to trim the gaskets for an exact fit on stock or modified ports. The base fiber material is offered with and without a steel core and resists coolant, gasoline, alcohol, and oil. Silicone bead sealed ports provide sealing strength needed around port openings and eliminate leak paths.

Conformable fiber material with double perforated steel core

Silicone bead sealed ports to help maintain seal under high vacuum applications and long exposure to fuel and oil

Intended for high vacuum race engines as well as performance applications

Long service life in marine, performance street and towing applications

Proven port shapes for factory performance and aftermarket racing heads

Easy trimming to match modified port shapes

Thickness range of .030” to .120” to compensate for manifold variations