There are few special O-ring can be found in the Perodua Bezza oil pan and oil pump area, above are the diagram for the bottom area for the 1NR-FE engine, the 3 marked number, which is with part number 90301-T0055, 90301-T0057 and 90301-T0059 respectively, the O-ring is shown as in below photo which you can see that it is not just a normal round O-ring but with some extra dot rubber either pointer outward or inward on the O-ring.
The top left seal in the below photo is under part number 11159-0Y020 which is call camshaft bearing oil hole seal at the head gasket area of this 1NR-FE engine.
