TEQ Oil Cap - 2TG 18RG 4M

Genuine Toyota - TEQ Oil Cap.

Suits the following Toyota Engines.

2TG

18R, 18RC, 18RG

2M, 4M

It's a large thread, and may suit other Vintage Toyota Engines with the Large Thread.

I have compared it against 2H / 12HT and can confirm the Thread/Pitch is different.