37203-ZW5-000ZB V3 WH SPDMETR 0-65 - Overview. The 37203-ZW5-000ZB V3 WH SPDMETR 0-65 is a high-quality speedometer designed specifically for Honda marine engine systems. This essential component supports the marine engine speed monitoring system, providing accurate speed readings from 0 to 65 knots. With a stylish white face, black letters, and a red illuminated needle, it ensures clear visibility even in varying light conditions. This genuine Honda speedometer maintains the reliability and eff