92101-06012-4J Hex (6X12) Bolt - Overview. The 92101-06012-4J Hex (6X12) Bolt is an essential fastener used in Honda marine engine systems. It plays a crucial role in securing various engine components, ensuring that parts are held firmly in place to maintain reliable engine operation. Designed with precision, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. The 92101-06012-4J is a hexagonal head bolt measuring 6 millimeters in d