21596626 Control Valve | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Control Valve - Part Number: 21596626

Engine oil-control valve installed in the rocker-arm shaft/lubrication system of the listed Volvo Penta TAD11 engines, with documented use also in TAD940GE/TAD941GE. The valve regulates oil delivery to the top-end circuit under the engine's designed pressure conditions.

⚙️ Key Features

• Genuine Volvo Penta lubrication control valve

• Factory-calibrated oil-flow and pressure response

• Installed in the rocker-arm shaft/top-end oil circuit

• Documented across TAD11 and selected TAD9 engines

• Clean engine oil and unrestricted passages are essential

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21596626 (current OEM reference)

OEM / Related Numbers:

• 21596626

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta TAD9/TAD11 rocker-arm lubrication system

Typically suits:

• Engine models:

• TAD940GE

• TAD941GE

• TAD1150VE

• TAD1151VE

• TAD1152VE

• TAD1170VE

• TAD1171VE

• TAD1172VE

• TAD1180VE

• TAD1181VE

• TAD1182VE

• TAD1183VE

• Engine Type: 9.4-litre and 10.8-litre inline six-cylinder turbocharged industrial diesel

🔌 Function

Meters or directs engine oil to the rocker-arm/top-end lubrication circuit and helps maintain the intended oil pressure distribution.

Common signs of failure:

• Top-end ticking or accelerated rocker/cam wear

• Low or unstable oil pressure in the upper engine

• Oil-pressure or engine-protection alarms

• Valve sticking from sludge or debris

• Internal leakage causing inadequate oil delivery

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging