17946-ZZ4-000 Throttle Cam - Overview. The 17946-ZZ4-000 Throttle Cam is a precision-engineered component integral to Honda marine engine systems. This cam plays a crucial role in regulating throttle motion, enabling smooth acceleration and control of your marine engine. Designed as a genuine OEM part, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Mechanically controls the throttle opening and closing in Honda marine engines.. OEM genuine Honda component ensuring exact factory specifications and dimensions.. Contributes to precise throttle response and reliable engine performance.. Engineered to fit perfectly with original hardware, seals, and housings for easy installation.. Maintains the expected durability and operational feel consistent with Honda standards.. Supports smooth throttle system operation vital for efficient marine engine management.. Why Choose Genuine OEM. Using original Honda parts like the 17946-Z