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Orders $99 or more ship free within the contiguous U.S.
May not apply to engines or oversized orders.

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Our top priority is your ultimate satisfaction, and to get you back to boating as soon as possible.

Contact a Parts Pro

SALE - Mercury Marine SmartCraft Outboard Analog Gauge Interface Kits & Harnesses

(80 products)
  • Mercury - Harn-y j-box - 84-8M0165555

    Mercury

    Mercury – J-Box Y Harness | SmartCraft Network Splitter | 84-8M0165555

    $53.16
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  • Mercury - Harness assy - 84-895820T02

    Mercury

    Mercury – K-Plane Y Harness | Dual Tab Sensor Splitter | 84-895820T02

    $239.15 $245.00
    Learn More
  • Mercury - Harnes 1helm 10ft - 84-8M0048049

    Mercury

    Mercury – Malfunction Light Harness | 10-Foot Single-Helm Cable | 84-8M0048049

    $16.44 $19.35
    Learn More
  • Mercury - Harnes 1helm 15ft - 84-8M0048054

    Mercury

    Mercury – Malfunction Light Harness | 15-Foot Single-Helm Cable | 84-8M0048054

    $18.66 $21.96
    Learn More
  • Mercury - Harnes 1helm 20ft - 84-8M0048055

    Mercury

    Mercury – Malfunction Light Harness | 20-Foot Single-Helm Cable | 84-8M0048055

    $20.87 $24.54
    Learn More
  • Mercury - Harnes 1helm 25ft - 84-8M0048056

    Mercury

    Mercury – Malfunction Light Harness | 25-Foot Single-Helm Cable | 84-8M0048056

    $22.99 $27.08
    Learn More
  • Mercury - Harnes 1helm 30ft - 84-8M0048057

    Mercury

    Mercury – Malfunction Light Harness | 30-Foot Single-Helm Cable | 84-8M0048057

    $25.23 $29.69
    Learn More
  • Mercury - Harnes 1helm 40ft - 84-8M0048058

    Mercury

    Mercury – Malfunction Light Harness | 40-Foot Single-Helm Cable | 84-8M0048058

    $29.35 $34.53
    Learn More
  • Mercury - Harness Extension MP Alert - 10ft - 84-8M0054183

    Mercury

    Mercury – MP Alert Harness Extension | 10-Foot Forward Routing Cable | 84-8M0054183

    $23.71 $23.93
    Learn More
  • Mercury - Harness Extension MP Alert - 20ft - 84-8M0054185

    Mercury

    Mercury – MP Alert Harness Extension | 20-Foot Forward Routing Cable | 84-8M0054185

    $34.34 $40.45
    Learn More
  • Mercury - Harness Extension MP Alert - 30ft - 84-8M0054186

    Mercury

    Mercury – MP Alert Harness Extension | 30-Foot Forward Routing Cable | 84-8M0054186

    $40.63 $47.84
    Learn More
  • Mercury - Harness Extension MP Alert - 50ft - 84-8M0054187

    Mercury

    Mercury – MP Alert Harness Extension | 50-Foot Forward Routing Cable | 84-8M0054187

    $58.28 $68.58
    Learn More
  • Mercury - MP Alert - Y-harness - Fits SmartCraft Compatible Engine - 84-8M0053250

    Mercury

    Mercury – MP Alert Y-Harness | Expansion Splitter for Additional Lights | 84-8M0053250

    $31.22 $36.76
    Learn More
  • Mercury - Nut-85mm @2 - 11-8M0204697

    Mercury

    Mercury – Omega Gauge Nut | 85 mm | 11-8M0204697

    $6.10 $7.18
    Learn More
  • Mercury - Harness assy - 84-898284T01

    Mercury

    Mercury – Quad Engine Instrument Adapter | Shared Gauge Power Link | 84-898284T01

    $85.02 $100.08
    Learn More
  • Mercury - Analog Gauge Interface (AGI) Kit - Fits Race MerCruiser Engines with 14 pin Deutsch Connector Engine Wiring - 892486K04

    Mercury

    Mercury – Race Engine ACI Harness | Performance Gauge Link | 892486K04

    $218.05 $225.00
    Learn More
  • Mercury - Vessel Analog Gauge Interface (AGI) Kit - Fits Race MerCruiser Engines with 14 Pin Deutsch Connector Engine Wiring - 892486K05

    Mercury

    Mercury – Race Vessel AGI Harness | Performance Gauge Link | 892486K05

    $218.05 $225.00
    Learn More
  • Mercury - Speed kit-50 blk - 79-8M0135629

    Mercury

    Mercury – SC1000 Speedometer 50 MPH | SmartCraft Analog Gauge | Black Face | 85 mm | 79-8M0135629

    $502.48 $612.23
    Learn More
  • Mercury - 50 MPH Speedometer - White Face - 79-8M0135624

    Mercury

    Mercury – SC1000 Speedometer 50 MPH | SmartCraft Analog Gauge | White Face | 85 mm | 79-8M0135624

    $502.48 $612.23
    Learn More
  • Mercury - Speed kit-80 blk - 79-8M0135631

    Mercury

    Mercury – SC1000 Speedometer 80 MPH | SmartCraft Analog Gauge | Black Face | 85 mm | 79-8M0135631

    $502.48 $612.23
    Learn More
  • Mercury Speedometer - Gray Face - 80 MPH - 8M0135654

    Mercury

    Mercury – SC1000 Speedometer 80 MPH | SmartCraft Analog Gauge | Gray Face | 85 mm | 79-8M0135654

    $502.48 $612.23
    Learn More
  • Mercury - Speed kit-80 wht - 79-8M0135627

    Mercury

    Mercury – SC1000 Speedometer 80 MPH | SmartCraft Analog Gauge | White Face | 85 mm | 79-8M0135627

    $502.48 $612.23
    Learn More
  • Mercury - Tach 4k kit black - 79-8M0135656

    Mercury

    Mercury – SC1000 Tachometer 4000 RPM (No Logo) | SmartCraft Analog Gauge | Black Face | 85 mm | 79-8M0135656

    $437.85 $533.50
    Learn More
  • Mercury - Tach kit-4k blk - 79-8M0135630

    Mercury

    Mercury – SC1000 Tachometer 4000 RPM | SmartCraft Analog Gauge | Black Face | 85 mm | 79-8M0135630

    $437.85 $533.50
    Learn More
  • Mercury - Tach kit 4k grey - 79-8M0135644

    Mercury

    Mercury – SC1000 Tachometer 4000 RPM | SmartCraft Analog Gauge | Gray Face | 85 mm | 79-8M0135644

    $437.85 $533.50
    Learn More
  • Mercury - Tach kit-4k wht - 79-8M0135625

    Mercury

    Mercury – SC1000 Tachometer 4000 RPM | SmartCraft Analog Gauge | White Face | 85 mm | 79-8M0135625

    $437.85 $533.50
    Learn More
  • Mercury - SC 1000 TACH BLK - 8M0135657

    Mercury

    Mercury – SC1000 Tachometer 5000 RPM (No Logo) | SmartCraft Analog Gauge | Black Face | 85 mm | 79-8M0135657

    $437.85 $533.50
    Learn More
  • Mercury - Tach 5k-kit wht - 79-8M0135658

    Mercury

    Mercury – SC1000 Tachometer 5000 RPM (No Logo) | SmartCraft Analog Gauge | White Face | 85 mm | 79-8M0135658

    $437.85 $533.50
    Learn More
  • Mercury - Tach kit-7k blk - 79-8M0135641

    Mercury

    Mercury – SC1000 Tachometer 7000 RPM | SmartCraft Analog Gauge | Black Face | 85 mm | 79-8M0135641

    $440.01 $536.14
    Learn More
  • Mercury - Harness-instrm 3f - 84-8M0138593

    Mercury

    Mercury – SmartCraft Extension Harness | 3-Foot 10-Pin Extension | 84-8M0138593

    $31.09 $36.60
    Learn More
  • Mercury - Ext harness 20 ft - 84-8M0101642

    Mercury

    Mercury – SmartTow Engine-to-Helm Harness | 20-Foot Connection Cable | 84-8M0101642

    $44.42 $52.31
    Learn More
  • Mercury - Ext harness 25 ft - 84-8M0101643

    Mercury

    Mercury – SmartTow Engine-to-Helm Harness | 25-Foot Connection Cable | 84-8M0101643

    $50.03 $58.90
    Learn More
  • Mercury - Retainer - 76446

    Mercury

    Mercury – Speedometer Tubing Retainer | Gauge Line Clip | 76446

    $3.40 $4.80
    Learn More
  • Mercury - Harness assy - 84-898059T15

    Mercury

    Mercury – Tab Extension Harness Assembly | 15-Foot Trim Tab Lead | 84-898059T15

    $526.61 $560.00
    Learn More
  • Mercury - Harness assy - 84-898059T20

    Mercury

    Mercury – Tab Extension Harness Assembly | 20-Foot Trim Tab Lead | 84-898059T20

    $478.74 $510.00
    Learn More
  • Mercury - Harness assy - 84-898059T25

    Mercury

    Mercury – Tab Extension Harness Assembly | 25-Foot Trim Tab Lead | 84-898059T25

    $567.65 $600.00
    Learn More