The Stiga kramp-1185504370 is a high-quality aftermarket gasket set for cylinder head W, designed to provide a reliable seal for various engines, including those found in Stiga, GGP, Castelgarden, Mountfield, Alpina, and Atco equipment. This essential component ensures proper engine compression and prevents leaks, maintaining peak performance and extending engine life. It is an equivalent to OEM part number 185504370 from multiple brands and is specifically suitable for engines with cylinder head W, such as the GGP SV150.