Huh, that is one thing new to me then, as when I was looking into this a long when in the past, there have been no signs of them Doing the job. Are we conversing intake cam only or each exhaust and consumption cams? I'm assuming only the consumption cam? https://jdmnissanskylinerb26motor43112.loginblogin.com/33091001/subaru-ej20-for-sale-secrets