This TwinPower 043182 head gasket set is designed specifically for Harley Davidson Big Twin models from 1990, offering reliable sealing for optimal performance. The set includes two high-quality head gaskets that provide an airtight seal, effectively preventing leaks and ensuring engine integrity during demanding rides. Crafted with precision, these gaskets are engineered to handle the heat and pressure of high-performance motorcycle engines, making them a dependable choice for maintenance and rebuild projects. The gaskets feature a 3 5/8 inch bore and a .040 MLS (Multiple Layer Steel) construction, which enhances durability and resistance to compression deformation. These specifications ensure a precise fit across a variety of Harley Davidson models, including Electra Glide, Heritage Softail, Fat Boy, and Softail series from 1990. The design promotes efficient heat transfer and minimizes the risk of gasket failure, extending the lifespan of your engine components. Designed for ease of installation, the TwinPower head gaskets are a practical solution for motorcycle enthusiasts seeking quality replacement parts. Whether you're performing routine maintenance or a complete engine overhaul, these gaskets deliver the performance and reliability needed to keep your Harley running smoothly. They are suitable for use in a variety of Harley Davidson Big Twin models, ensuring compatibility and a seamless fit. The set conforms to all relevant safety standards, providing peace of mind during installation and operation. Features: * Includes two high-quality head gaskets for reliable sealing * Designed to fit Harley Davidson Big Twin models from 1990 * 3 5/8 inch bore with .040 MLS construction for durability * Engineered for optimal heat transfer and leak prevention * Easy to install for maintenance and rebuild projects