24343-ZV7-310 Seal Holder - Overview. The 24343-ZV7-310 Seal Holder is an essential component in Honda marine engine systems. It serves as a critical part of the sealing system, ensuring that seals remain securely held in place to prevent leaks and maintain the proper operation of the marine engine. Engineered to integrate seamlessly with existing parts and systems, the Seal Holder guarantees optimal performance and long-lasting durability for efficient marine engine function.. Key Features. The