# 84891957K01 Mercury MerCruiser Harness Line Kit | Genuine Quicksilver OEM Part

🔧 Product Description

  

Genuine Quicksilver SmartCraft CAN P Link Harness Assembly - Part Number: 84-891957K01

  

A genuine Quicksilver SmartCraft CAN P link harness used to connect communication between port and starboard SmartCraft junction box systems in dual-engine applications. This harness forms part of the SmartCraft rigging network and supports engine-to-instrument communication where the Mercury CAN P link layout is required.

  

⚙️ Key Features

  

• Genuine Quicksilver OEM SmartCraft harness

• Correct Mercury part number 84-891957K01

• CAN P link harness for dual-engine SmartCraft systems

• Connects between junction boxes for port and starboard communication

• Direct service replacement for the specified Mercury SmartCraft rigging cable

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 84-891957K01 current OEM service reference

  

OEM / Related Numbers:

  

• 84-891957K01

• 891957K01

• 84891957K01

• SmartCraft CAN P Link Harness

• Mercury CAN P Link Harness Assembly

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Mercury and MerCruiser SmartCraft CAN P dual-engine rigging networks

  

Typically suits:

  

• System applications:

• Mercury SmartCraft dual-engine junction box systems requiring CAN P link harness 84-891957K01

• MerCruiser SmartCraft dual-engine installations requiring port-to-starboard junction box communication

• Mercury outboard dual-engine SmartCraft networks using CAN P junction boxes

• Mercury Racing SmartCraft installations using CAN P link communication where 84-891957K01 is specified

• MerCruiser DTS / SmartCraft helm rigging applications requiring CAN P communication between junction boxes

  

• Engine Type: Mercury / MerCruiser SmartCraft-equipped engine systems

• System Type: CAN P link harness / SmartCraft communication rigging

• Application Type: Rigging harness, not engine-displacement specific

  

🔌 Function

  

The harness links SmartCraft CAN P junction boxes so connected engines, helm modules and instruments can communicate correctly in a dual-engine network.

  

Common signs of failure:

  

• SmartCraft communication fault

• One engine not visible on SmartCraft display

• Intermittent CAN network signal

• Corroded or damaged harness terminals

• Fault appears after dual-engine rigging or junction box service

  

📦 Condition

  

• Genuine Quicksilver part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 78.9 AUD
- **Vendor:** Quicksilver
- **Tags:** Quicksilver Marine Parts | Oils Service Kits & Engine Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 78.90 AUD | In stock |

## Images

- 84891957K01 Mercury MerCruiser Harness Line Kit | Genuine Quicksilver OEM Part
- 84891957K01 Mercury MerCruiser Harness Line Kit | Genuine Quicksilver OEM Part
- 84891957K01 Mercury MerCruiser Harness Line Kit | Genuine Quicksilver OEM Part
- 84891957K01 Mercury MerCruiser Harness Line Kit | Genuine Quicksilver OEM Part
- 84891957K01 Mercury MerCruiser Harness Line Kit | Genuine Quicksilver OEM Part

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> Source: [Sawley's Auto and Marine](www.sawleysautoandmarine.com.au/products/84891957k01-mercury-mercruiser-harness-line-kit-genuine-quicksilver-oem-part)
> Updated: 2026-05-30