Mercury - Platinum Plus Throttle and Shift Cable 30 Foot Mechanical Engine Control 8M0082553. The Mercury Platinum Plus Throttle and Shift Cable (30 Foot / 9.2 m) is designed for boats equipped with Mercury Gen II mechanical control systems where very long routing runs still require smooth, controlled operation. This cable delivers a direct mechanical connection with lighter, more refined movement than standard control cables, helping maintain precise throttle and shift response at the helm. The