873742 Wiring Harness | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta wiring harness for engines from serial number 2204215631 onwards, from the Cables and Fuses group. It weighs 0.576 kg and is listed for 6 applications across the KAD and KAMD ranges. It supersedes 873551. Three serial-break harnesses are listed together here — this one, 873743 from serial number 2204215631 onwards and 873744 from serial number 2204215631 onwards — so the engine number is what decides which you need.

🚤 Compatibility

Typically suits:

• Volvo Penta KAD42P-A
• Volvo Penta KAD43P-A
• Volvo Penta KAMD43P
• Volvo Penta KAMD43P-A
• Volvo Penta KAMD42P-A
• Volvo Penta KAMD43P-B

• Engine Family: KAD, KAMD
• Serial Range: SN2204215631-

⚙️ Key Features

• For engines from serial number 2204215631 onwards
• 0.576 kg
• Listed for 6 applications
• Covers KAD and KAMD engines
• Supersedes 873551
• Also supersedes Volvo part number 873055

🔌 Function

Carries the engine's electrical circuits between their connection points in one loom built for the later serial range.

⚠️ Common Signs of Failure

• Circuits dropping out intermittently with vibration
• Corrosion inside the connector shells
• Chafed or cracked insulation at a bracket
• Pins slack or pushed back in a housing
• Fault that changes when the loom is flexed

🛠️ Service Notes

• Take the engine serial number before ordering — the three harnesses listed here are separated by serial break, not by appearance
• Note the routing and clip positions before removing the old loom

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 873742 → Supersedes 873551

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging