Multi Layer Steel Head Gasket CMC5272-040 Product:Suit SB Chev, Valve Pocketed Bore, 4.165" Bore .040" Thick accuracy and durability with their

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Multi Layer Steel Head Gasket CMC5272-040 Product:Suit SB Chev, Valve Pocketed Bore, 4.165" Bore .040" Thick accuracy and durability with theirMulti Layer Steel Head Gasket C5272 040 CMC5272 040 Suit SB Chev, Valve Pocketed Bore, 4. 165" Bore . 040" Thick SB CHEV 400 4. 165" MLS POCKET MLS (Multi Layer Steel) Head Gaskets Provide maximum sealing performance for today's high output engines and require no sealants. MLS gaskets are ideal for both aluminium heads to aluminium blocks and aluminium heads to cast iron blocks. They can withstand the shearing force created by the two materials. MLS