The 02/630581 valve cover gasket is a high-quality sealing component designed for JCB mini excavators equipped with 3-cylinder Perkins 400 Series engines. It provides a reliable seal between the valve cover and the cylinder head, preventing oil leaks and protecting the engine from contamination.
The gasket is engineered to withstand high temperatures and continuous vibration typical of construction machinery.
Application in machinery
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Brand
|
Series / Model / Engine Type
|
|
JCB |
Mini Excavators (16C-1, 18Z-1, 19C-1, 8010, 8014, 8015, 8016, 8017, 8018), MICRO, MINI CX, ROBOT, TELETRUK |
|
Engine Compatibility (Perkins) |
|
|
Perkins 400 |
GJ (403D-11), HH (403C-11), HHC (403C-11), HHG (403C-11), EJ (403F-11), GT (403A-11) |
Fits JCB 801-series excavators with the HH engine and many other machines with compatible 3-cylinder Perkins engines.
Specifications:
– OEM / Part number: 02/630581
– Type: Valve cover / rocker cover gasket
– Function: Upper engine sealing
Related components & service recommendations:
When replacing the valve cover gasket, it is recommended to also:
– Check the condition of valve cover bolt washers (if fitted).
– Inspect the engine breather system, as blockages may cause pressure build-up and oil leaks.
Data sheet
Specific References
Manufacturer
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The 02/630581 valve cover gasket is a high-quality sealing component designed for JCB mini excavators equipped with 3-cylinder Perkins 400 Series engines. It provides a reliable seal between the valve cover and the cylinder head, preventing oil leaks and protecting the engine from contamination.

















