These are the grommets which go under the 6mm valve cover bolts. Replace these with new ones every time you remove the bolts to ensure oil does not leak out due to old gaskets.
Alternator Plug - 3SGTE Rat2
Crankcase Breather Filter - RAT2
Crankshaft Front Seal - 3SGTE
Crankshaft Main Bearings - ACL 3SGTE