00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sierra
Sierra Mercury Harness 3-Cylinder #18-99448
$134.14
$166.52
Sierra 18-99448 Wiring Harness
Mercury Harness 3-Cylinder
1997-2006 (30 JET,40 JET,50 JET & 60HP)
Interchange:
CDI 414-0220Mercury Marine 84-850220A2
Normalized SKU: 1899448UPC Code: 808282396329
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sierra
Sierra Mercury Harness #18-99444
$275.21
$349.53
Sierra 18-99444 Wiring Harness
Mercury Harness
1979-1980 90, 115, & 140 HP
Harness Exits Through the Side of the Lower Cowling
Interchange:
CDI: 414-5532Mercury Marine: 34229Mercury Marine: 47929Mercury Marine: 57022Mercury Marine: 84-85532Mercury Marine: 84-85532A1
Normalized SKU: 1899444UPC Code: 808282396282
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sierra
Sierra Wiring Harness Johnson/Evinrude BRP 391818 #18-99431
$176.58
$224.27
Sierra 18-99431 Wiring Harness
Wiring Harness
Johnson/Evinrude 1982-1984 (20,25,30 & 35HP) Cross Flow Engines, Round Plug
BRP 391818
Interchange:
CDI: 413-1818Johnson/Evinrude Outboard: 391818
Normalized SKU: 1899431UPC Code: 808282394622
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sierra
Sierra Johnson/Evinrude OMC Wiring Harness Round Plug #18-99427
$187.81
$238.54
Sierra 18-99427 Wiring Harness
OMC Wiring Harness Round Plug
Johnson/Evinrude 1979-1984 (40, 50, 66 & 60 HP) Cross Flow Engines, Round Plug
Interchange:
CDI: 413-9915Johnson/Evinrude Outboard: 582061Johnson/Evinrude Outboard: 583005Normalized SKU: 1899427UPC Code: 808282394530
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sierra
Sierra OMC Wiring Harness Round Plug #18-99422
$199.88
$253.87
Sierra 18-99422 Wiring Harness
OMC Wiring Harness Round Plug
1977-1981 (20,25 & 35HP) Round Plug
Interchange:
CDI: 413-9914Johnson/Evinrude Outboard: 387872Johnson/Evinrude Outboard: 389269Johnson/Evinrude Outboard: 389764
Normalized SKU: 1899422UPC Code: 808282394530
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sierra
Sierra Mercury Wiring Harness #18-99420
$253.24
$321.64
Sierra 18-99420 Wiring Harness
Sierra Mercury Wiring Harness
1977-1981 (20HP - 2 Cyl.) 1976-1979 (50,80 & 85HP - 4 Cyl.)
Harness Exits Through the Side of the Lower Cowling
Interchange:
CDI 414-3369Mercury Marine 84-64997Mercury Marine 84-73369Mercury Marine 84-73369A1Mercury Marine 84-73447Mercury Marine 84-73447A1Mercury Marine 84-76295Mercury Marine 84-76295A1
Normalized SKU: 1899420UPC Code: 808282394516
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sierra
Sierra OMC Shift Switch Assembly & Connector #18-99510
$225.79
$286.77
Sierra 18-99510 Wiring Harness
OMC ESA Interrupter Switch and Harness
Replaces CDI 933-4051
Replaces OMC 984051
Normalized SKU: 1899510UPC Code: 808282394998
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sierra
Sierra OMC Engine Adapter Harness Johnson/Evinrude #18-99401
$177.66
$225.64
Sierra 18-99401 Wiring Harness
OMC Adapter Harness
Replaces CDI 423-6344
Normalized SKU: 1899401UPC Code: 808282394820
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Sierra
Sierra Mercury Engine Wiring Harness #18-99392
$228.94
$290.77
Sierra 18-99392 Wiring Harness
Mercury Outboard Harness
Harness exits through the side of the cowling
Replaces Mercury 37628, 38072, 38920, 39177, 45070, 46285, 46905, 48150, 49370, 52769, 52770, 52771, 52820, 56370, 59741, 84-46463, 84-62534, 84-66055, 84-66055A1, 84-66297, 84-66297A1, 84-69236, 84-69236A1, 84-71443, 84-71443A1, 84-73826, 84-73826A1, 84-74904, 84-74904A1, 52771A1, 52771A2
Replaces CDI 414-2770
Normalized SKU: 1899392UPC Code: 808282394257
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Recmar
Recmar 3-2 Wire Wired Converter #REC84-819514T26
$43.16
$51.79
Recmar REC84-819514T26 Wiring Harness
3-2 Wire Wired Converter
Normalized SKU: REC84819514T26
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
MSD
MSD MSD 6 to Factory GM Dual Connector Ignition Coil Harness #8876
$117.75
$146.18
MSD 8876 Wiring Harness
The harnesses plug directly into your factory coil and harness, then four color-coded wires plug into the corresponding wires of the MSD.
Normalized SKU: 8876UPC Code: 085132088768
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Crusader
Crusader Harness 5.7L #RA121090
$2,128.67
$2,358.22
Crusader RA121090 Wiring Harness
5.7L Engine Harness
Normalized SKU: RA121090
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Crusader
Crusader Female Relay Wire Extension 20 #98462
$29.51
Crusader 98462 Wiring Harness
Female Relay Wire Extension
Replaces Crusader 98452
Normalized SKU: 98462
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Crusader
Crusader Harness Cluster Dual Y #98390
$71.44
Crusader 98390 Wiring Harness
Dual Y Wire Harness
Normalized SKU: 98390
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Crusader
Crusader Cluster Panel Harness 25' #98387
$80.89
Crusader 98387 Wiring Harness
Cluster Panel Harness
25' long
Normalized SKU: 98387
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Crusader
Crusader Cluster Panel Pigtail 40' #98378
$86.59
Crusader 98378 Wiring Harness
Pigtail Cluster PNL 40'
Normalized SKU: 98378
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Crusader
Crusader Wire Master/Slave EFI #47010
$15.44
$18.43
Crusader 47010 Wiring Harness
Wire Master/Slave EFI
Normalized SKU: 47010
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
API Marine
API Marine Wire Harness # WH476
$57.39
$68.87
API Marine WH476 Wiring Harness
Used to convert Mercury & Yamaha 3-wire trim systems to 2-wire systems.
Used with API Marine part numbers PT-475TN-4, PT-476NMK-3, PT-485NMK-3, PT-495NK-3, PT608NK, PT609NK, and PT612NK
Replacement relays available (RO40)
Normalized SKU: WH476
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
BRP
BRP Lead Assembly NLA #981779
$11.52
$13.75
BRP 981779 Wiring Harness
BRP Lead Assembly
OEM #981779
No longer available
Normalized SKU: 981779
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Yamaha
Yamaha Command/Plus Link Gateway for Command Link and Plus #6YG-8A2D0-12-00
$636.74
$794.73
Yamaha 6YG-8A2D0-12-00 Wiring HarnessYamaha Command Link N2K GatewayModel: 6YG-8A2D0-12-00amaha NMEA 2000 Gateway device.Works with both the Command Link Plus color display and Command Link square or round gauge systems. 1 FT (or longer) pigtail buss wire is required to connect the gateway to 3-port Command link hub. A open port on the Command link 3-port hub will be needed. If one is not available, another 3 port hub will need to be installedWhat's in the Box:
Command Link N2K Gateway
Normalized SKU: 6YG8A2D01200
Frequently Asked Questions
First Choice Marine is an online marine retailer carrying a diverse line of marine parts and accessories and related items from industry-respected and demanded manufacturers and suppliers. Through our diverse distributor network, we are able to access over 150,000 items, including our current site inventory, new products being added, and special order items. If you need it on your boat... we are your one-stop shop!
Yes, we offer FREE Shipping on most orders over $149 to US-48*.
Each product displays a shipping status message, just above the item price. Below is the meaning for each of these codes.
- Qualifies for Free Shipping: This item qualifies for free shipping when the order is $149+
- Qualifies for Free Ground Shipping: This item qualifies for free ground shipping when the order is $149+.
- Oversized - Not Qualified for Free Shipping: This item is too large/heavy to qualify for free shipping
- Hazardous Item - Not Qualified for Free Shipping: This item is hazardous and does not qualify for free shipping
- Truck Freight - Not Qualified for Free Shipping: This item has to be shipped via truck freight. Please contact us for a quote
- In-Store Pickup Only: This item can only be picked up in our Grain Valley, MO retail store
Below the price of the item, on the product page, there is a message indicating the availability of the product.
The quantity on hand is updated as inventory events happen and matches what we have available. If you have urgent needs and we are close to what you need, contact us, and we can confirm stock.
We offer a hassle-free return policy. If you're not completely satisfied with your purchase, you can return it within 30 days for a full refund or exchange.
If you need to return an item, please follow the guidelines here so we can process a prompt refund and assist you in finding the correct item.
Free Shipping
On most orders $149+ to the continental 48 US states.Secure Shopping
Fast, secure checkout with a variety of payment methods.Shop with confidence
25+ years serving the marine industry.Support center
Need help? Contact us via live chat, phone, or email.