GM/Mercury Marine 525 / 625 / 502 Gen-VI Big Block V8 .030" MLS Exhaust Manifold Gasket Pair 

GM/Mercury Marine 525 / 625 / 502 Gen-VI Big Block V8 .030" MLS Exhaust Manifold Gasket  - Sold in Pairs

These gaskets are designed to withstand the highest of temperatures on high horsepower applications. For those of you looking to do the job only once insist on Hardin Marine extreme-duty gaskets. Quite possibly the last gasket you’ll ever need.

These MLS exhaust gaskets are ideal for both aluminum heads & cast iron heads as well as cast iron and aluminum blocks. The composition of MLS gaskets will also withstand the shearing forces created by aluminum heads on cast iron blocks. No re-torque is required and by design promotes an even torque load across the sealing surface.

Sold in Pairs