Winderosas wide range of high-tech materials provide unmatched reliability and performance for the demanding needs of todays power plants Fit most current and many non-current engines, including Sachs, JLO, Hirth, CCW, Kohler and Xenoah Designed to replace OEM gaskets exactly Many kits now include coated stainless steel head gaskets High-performance oil seals have a high-chromium-content stainless steel alloy spring for maximum performance and corrosion resistance Order only what you need for specific maintenance projects Available as complete sets or full top end sets Contain high-performance head and base gaskets, plus intakes and exhaust, as well as upper head components and power valve gaskets These performance sets are designed for cylinder rebuild and piston replacement Made in the U.S.A.