53140-ZVA-000 Throttle Grip - Overview. The 53140-ZVA-000 Throttle Grip is a vital component of Honda marine engine throttle control systems. This part functions as the interface the operator physically rotates to adjust engine speed and power. Designed specifically for use with Honda engines, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. OEM Genuine Honda component specifically designed for throttle control systems.. Directly connects to throttle hardware, enabling precise adjustment of engine RPM and power output.. Manufactured to meet exact factory specifications, dimensions, and tolerances for perfect fit.. Constructed using durable materials to withstand marine environments and frequent use.. Integrates cleanly with existing throttle cables, housings, and control systems.. Ensures consistent and reliable throttle response, maintaining optimal engine performance.. Why Choose Genuine OEM. Using original Honda part