PROPRIETARY COATING -- Nonstick anti-friction coating seals small surface imperfections. NO RETORQUE DESIGN -- Steel core helps eliminate the need for retorquing head bolts. SUPERIOR SEAL -- Precise embossed Printoseal sealing beads at all vital areas to eliminate leak paths. STRONG AND DURABLE -- Features graphite or reinforced fiber facing material and steel armor for strength and durability. DESIGNED FOR IMPERFECT SEALING SURFACES -- Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces.
As my tests showed, this gasket provides solid performance increases .The fit is snug and it doesn`t leak. Pros: It increases performance with effectiveness and it's a great value. Cons: The installation might be difficult..
Pros
High-quality construction and materials ensure durability and longevity.
Cons
The gasket may warp or fail over time, leading to costly engine repairs.
Purchased to install a set of old 215 semi open sockets on a generation 5 454 short block. They are recommended as shims for this "conversion". They worked well for me, no leaks and no scary calls with water jackets lined up.