Mercury - Platinum Plus Throttle and Shift Cable 28 Ft Mechanical Engine Control 8M0085989. The Mercury Platinum Plus Throttle and Shift Cable is engineered for Mercury Gen II SAE mechanical control systems where smooth, predictable response is required during longer routing runs. Featuring Platinum Plus construction, it delivers a direct mechanical connection with reduced internal friction to provide a refined, steady control feel at the helm. The 28-foot (8.5 meter) length supports extended co