The Genuine Blur 220 cylinder head diagram shows the complete top-end engine head assembly, including the cylinder head casting, combustion chamber, intake and exhaust valve assemblies, valve seats, valve guides, valve springs (inner and outer), valve retainers and cotters, camshaft assembly, camshaft bearing journals, rocker arms (intake and exhaust), rocker arm shafts, camshaft holder or cam cap, timing chain interface area, spark plug mounting port, valve stem seals, head gasket mating surface, coolant/oil passage channels (if applicable), breather ports, and all associated studs, nuts, washers, and fastening hardware.
This diagram is used to identify OEM replacement parts for engine top-end service, valve train repair, and cylinder head rebuilds on Blur 220 models.