The JCB 04800490 is a genuine OEM cylinder head gasket specifically designed for JCB 444 engines. This essential component creates a tight, leak-free seal between the cylinder head and the engine block, which is crucial for maintaining proper engine compression and preventing the leakage of engine fluids. Manufactured to JCB's precise specifications, this gasket measures 450mm in length, 210mm in width, and 1.5mm in thickness, with a weight of 0.2 kg, ensuring a perfect fit and long-lasting durability.