Ensure a proper seal when installing your new thermostat
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Volkswagen MK4 Engine Gaskets & Seals
- Camshaft
- Crankshaft
- Cylinder Head
- Engine Block
- Exhaust Manifold
- Intake Manifold
- Mass Air Flow Sensor
- Oil Filter Housing
- Oil Pan
- Oil Separator
- Sealant
- Thermostat
- Throttle Body
- Timing Cover
- Turbocharger
- Valve Cover
- Water Pump
Cure oil leaks, resolve excessive crankcase pressure, and eliminate turbocharger oil pooling on your legendary 1.9L TDI engine.
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For vehicles with ALH engine code only
Encases front crankshaft seal. Seal not included.
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For vehicles with BEW engine code only
Stop oil leaks and prevent internal engine damage. 47x10
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For vehicles with ALH engine code with VIN up to 9M-1-075 840 only, split is in the 2001 model year
Seals the valve stem in the cylinder head. 6mm
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This product was last offered at the strikethrough price on
05-29-2026
O-Ring between thermostat housing and cylinder head
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Seals the upper intake manifold to the lower intake manifold, three required per vehicle
This product was last offered at the strikethrough price on
05-07-2026
Seal between upper and lower intake manifold
For vehicles with BEW engine code only
Metal cylinder head gasket fits all engine codes.