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177 Fulford Dr.
Harkers Island, NC 28531
(252) 504-3355
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Wire Harness Extension Inboard I/O Round to Square 16 Feet Mercruiser


  • Part #: MAR6118-16

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Wiring Harness, adapter to convert OMC/Mercruiser to 8 prong rectangular female plug, 16'.
Red/Black wires - 10 Gauge
all other wires - 16 Gauge
Round plug has 2 Large Pins and 7 Small Pins
Note: This wiring harness only works with voltmeter applications.
How to wire instrumentation
close  up  of  connectors
(click to enlarge)

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