Mercury - Platinum Plus Throttle and Shift Cable 34 Foot Mechanical Engine Control 8M0082555. The Mercury Platinum Plus Throttle and Shift Cable (34 Foot / 10.4 m) is designed for boats equipped with Mercury Gen II mechanical control systems where very long routing runs still require smooth, predictable operation. This cable delivers a direct mechanical connection with a lighter, more refined feel than standard control cables, helping maintain precise throttle and shift response at the helm. The