1547919 Valve Yoke | Genuine Volvo Penta Part

🔧 Product Description

This genuine Volvo Penta valve yoke is a precision valve-train service component used in the rocker shaft and valve mechanism. It is manufactured to the original Volvo Penta dimensions and interface requirements so the valve train retains its specified geometry, clearance and load path. In service, it bridges the paired valve stems so rocker movement is distributed evenly to both valves. Fitment is controlled by the exact engine or product configuration and serialised parts list; confirm OEM number 1547919 against the installed assembly before ordering.

🚤 Compatibility

• Engine Family: D, TWD, TAD

Full model list at the end of this description.

⚙️ Key Features

• OEM Volvo Penta part number 1547919
• Earlier production specification - 12 pieces used per engine
• System group: Engine
• Net weight: 0.186 kg
• Fits D12 series marine diesel engines and TAD/TWD 1240-series industrial and generator-set engines
• Supplied as a single yoke

🔌 Function

The valve yoke (valve bridge) transfers the pushing force of a single rocker arm evenly to two valve stems so both valves open and close together. Correct yoke condition and adjustment keep valve clearances even and maintain proper cylinder sealing.

⚠️ Common Signs of Failure

• Noisy valvetrain - ticking or tapping from the rocker cover area
• Uneven or unstable valve clearance readings during adjustment
• Visible wear, scoring or pitting on the valve stem contact pads
• Wear or seizure at the yoke guide bore causing the yoke to tilt or bind
• Reduced compression, rough running or increased blow-by from valves not seating fully

🛠️ Service Notes

• Keep each yoke with its own cylinder and its own way round, noting the orientation before removal — they bed to the valves they have been working on
• Inspect the contact pads, the bore or guide and the adjusting screw and locknut for wear, cupping or scoring; a worn yoke loads one valve harder than the other
• Check the guide or pin the yoke runs on and make sure the yoke slides freely on it with no slop
• Set the yoke so it bears squarely and equally on both valves, then set the valve clearance itself, both exactly to the procedure in the workshop manual for your engine
• Oil the contact faces and guide on assembly and turn the engine over by hand to confirm everything moves cleanly before it is run

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta D12C-A MP, D12D-A MG, D12D-A MH, D12D-A MP, D12D-B MH, D12D-B MP, D12D-C MH, D12D-C MP, D12D-D MP, D12D-E MG, D12D-E MH, D12D-E MP, D12D-F MP, D12D-G MH, D12D-G MP, D12D-H MP
• Volvo Penta TAD1241GE, TAD1241VE, TAD1241-42VE
• Volvo Penta TAD1242GE, TAD1242VE
• Volvo Penta TAD1240GE
• Volvo Penta TWD1240VE