My question is when doing a m50 manifold swap would I still need to buy the kit or would I just plug the hole like in my s52 manifold? I already did a ccv delete and installed a catch can. I can't find much info on people running catch cans on e36s.
Turbo guys run catch cans and most have M50 manifolds.
I just run a large rubber line from my valve cover to under the car to the ground...no catch can. I see a drop of oil maybe once a year, after the car has been sitting for months
1997 Arctic Silver/Black M3
CES Stage IV (651rwhp/615rwtq @ 24 psi)
1999 Techno Violet/Dove M3
Auto/Convertible and staying stock!
Open air CCV just plain stinks. Personally I would retain an OEM style closed system. S62 oil separator or the custom style supercharger “catch can” I build are easy to integrate. I know you’re not boosted, but it all works the same.
Pull vacuum post MAF (metered side) and drain back to the oil pan.
Last edited by Braymond141; 09-14-2018 at 10:28 AM.
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