3860244 Gear Housing | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta gear housing from the Marine Propulsion group, weighing 56.699 kg and listed for one SP application. It supersedes 854042, which was catalogued simply as a housing. It carries no ratio marking, unlike the DPX housings 3860240 and 3860242 in this range, so confirm it against the SP drive's own listing.

🚤 Compatibility

Typically suits:

• Volvo Penta SP-E

• Engine Family: SP

⚙️ Key Features

• 56.699 kg
• One published SP application
• Supersedes 854042, catalogued earlier as a housing
• No ratio marking published — confirm against the drive
• Also supersedes Volvo part number 875523

🔌 Function

Carries the SP drive's gear set, bearings and shafts in one casting, holding the mesh and the shaft alignment that the reduction depends on.

⚠️ Common Signs of Failure

• Whine or growl that changes with load or gear selected
• Oil weeping from the housing joints, or water in the drive oil
• Corrosion blistering and paint lifting on the casting
• Play or knock felt at the propeller shaft
• Metal glitter on the drain plug magnet

🛠️ Service Notes

• At nearly 57 kg this is a freight item needing lifting gear
• Renew the seals, gaskets and graded shims with the housing and set the backlash to specification
• Lower gear 3860243 is the SP gear listed alongside it

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 3860244 → Supersedes 854042 → Supersedes 851877

OEM / Related Numbers

• 854042 earlier number superseded by this part
• 851877 earlier number superseded by this part

📦 Condition

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