Mercury - Platinum Plus Throttle and Shift Cable 23 Foot Mechanical Engine Control 8M0082546. The Mercury Platinum Plus Throttle and Shift Cable (23 Foot / 7.0 m) is designed for boats equipped with Mercury Gen II mechanical control systems where smooth, precise control is a priority. This cable connects the control box to the engine using an enhanced internal construction that delivers lighter, more refined throttle and shift movement compared to standard mechanical cables. The 23-foot length i