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  #1 (permalink)  
Old 07-24-2012, 09:23 PM
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Question mercury harness

i have 2003 mercury carb 2 cycle saltwater serie which engine harness do i need for it.its there a way to find out which which harness i need with out the serie num mine is damage and can not read.20 feet harness

Last edited by kokoline; 07-24-2012 at 09:26 PM. Reason: more info
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Old 07-27-2012, 07:33 AM
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Default Parts

Need HP, serial# off the motor.Jerry

Last edited by jerryjerry05; 07-27-2012 at 07:37 AM.
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Old 07-27-2012, 02:40 PM
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What kind of control box are you using? The traditional 8 pin harnesses are not available, you will have to convert to the new 14 pin.

Last edited by boats.net; 07-27-2012 at 02:53 PM.
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Old 07-27-2012, 08:16 PM
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they are 150 hp saltwater 2003.the serie label is broken damage i just got them like that
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Old 07-28-2012, 08:38 AM
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What kind of control box are you using? The traditional 8 pin harnesses are not available, you will have to convert to the new 14 pin.
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Old 07-28-2012, 08:59 AM
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i had not bought nothing yet looking to buy combo dual control and engine harness but do not know which to buy sense i dont have serie number.any advice with control and harness.thanks for your patience i am new in this and looking for help
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Old 07-30-2012, 04:46 PM
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combo dual control? Do you have twin engines? if so order 816626A30 two key switches and two 30ft harness.
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Old 08-01-2012, 08:36 PM
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sorry for my delay they are twin merc.thank you for your help going to buy harness
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Old 08-02-2012, 06:33 AM
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I have one it might be a lot cheaper.
Just need serial#s to make sure it's right.
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Old 08-02-2012, 09:32 AM
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There should be a freeze plug on the block with the serial number stamped in it.
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