08718-0001 Hondabond Ht - Overview. The 08718-0001 Hondabond HT is a high-temperature silicone-based liquid gasket specially designed to support Honda marine engine systems. This product is essential for sealing surfaces in engines and transmissions where high heat and exposure to harsh marine environments occur. As a premium OEM sealant, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. High-temperature silicone liquid gasket des