Mercury – SC1000 Speed Kit | 80 MPH Speedometer & 7K Tachometer | Dual Engine | Black Face | 79-8M0185893 Yamaha Control Boxes Q2: What makes OEM better

Q2: What makes OEM better than aftermarket kits

Confirm SAE mechanical control compatibility and required cable length before installation

Compatible with select Yamaha engines and equipment that utilize this drive sprocket within the drive or timing system

Aftermarket switches or adapters often interfere with AMS communication or fail to register commands consistently

While removing cloudiness

Mercury – SC1000 Speed Kit | 80 MPH Speedometer & 7K Tachometer | Dual Engine | Black Face | 79-8M0185893 Yamaha Control Boxes Q2: What makes OEM betterMercury SC1000 Speed Kit 80 MPH Speedometer & 7K Tachometer Dual Engine Black Face 79 8M0185893 Overview The Mercury SC1000 Speed Kit (79 8M0185893) is a complete SmartCraft gauge package for dual engine boats. It includes an 80 MPH SC1000 speedometer and two 7000 RPM SC1000 tachometers, both featuring black faces, white numerals, and glass lenses for that clean, factory Mercury look. Built for SmartCraft systems, this kit provides smooth, accurate