Multi Layered Steel (MLS) head gaskets from Cometic have enjoyed the best reputation among head gasket manufacturers around the world. They are proven to withstand high cylinder pressures without fail. Reccomended for high power, high heat, and high boost applications.
84.5mm MLS .074"
This extra thick head gasket can drop your compression ratio by about half a point, which is great for high boost applications!
ALSO available in 84mm for stock bore blocks.