92101-08028-4J Bolt Hex (8x28) - Overview. The 92101-08028-4J Bolt Hex (8x28) serves as a fundamental fastening component within Honda marine engine systems. This high-quality hex bolt, measuring 8mm in diameter and 28mm in length, plays a crucial role in securely mounting various engine parts such as the shift shaft, carrying handle, and cover lock lever in Honda marine applications. Engineered to OEM specifications, it ensures seamless integration with existing parts, maintaining optimal perfo