78576290 Housing | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta housing from the Marine Propulsion group, weighing 5.262 kg. It supersedes part number 21176081, and service records show it used on 243 occasions across V, D and TSK series applications, a very broad spread for a single housing.

⚙️ Key Features

• 5.262 kg
• Supersedes 21176081
• 243 recorded uses across V, D and TSK applications
• Marine Propulsion group

🔌 Function

Encloses and locates the rotating or moving assembly it is built around, holding bearings and seals in correct alignment.

⚠️ Common Signs of Failure

• Oil or water leakage from the housing joints or seal bores
• Whining, rumbling or roughness from bearings running in a worn bore
• Housing cracked at a mounting boss or flange
• Seal bore worn or scored so a new seal will not hold
• Corrosion or pitting on the mating faces

🛠️ Service Notes

• Renew the seals, O-rings and gaskets as a matter of course when the housing is replaced
• Check bearing fits in the new housing before assembly, and replace bearings that have run in a damaged bore
• Order against 21176081 using this current number

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 78576290 → Supersedes 21176081

OEM / Related Numbers

• 21176081 earlier number superseded by this part

📦 Condition

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