90043-ZVL-010 Stud (8X28) Bolt - Overview. The 90043-ZVL-010 Stud (8X28) Bolt is a vital component in Honda marine engine systems, specifically designed to secure engine parts with precision and durability. This stud bolt, featuring an 8mm diameter and 28mm length, is integral to ensuring the mechanical integrity and reliable operation of your Honda marine engine. Crafted to exact factory specifications, it fits seamlessly with existing hardware, maintaining optimal performance and the structura