Supercharger rebuild required?

Supercharger rebuild required?

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eltax91

Original Poster:

9,883 posts

206 months

Monday 24th August 2015
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Hi guys

I have a mk2 mx5, that has been supercharged. It's running (I think) an eaton m45 supercharger, with a Jackson racing pulley and air outlet. I believe it's from an R53 mini?

When I pulled the air intake pipe off the other day (inboard of the charger) the pipe is cakes in oil. So, I suspect the charger oil is getting sucked through from the nose into the turbine and deposited into the engine.

I've looked in eBay and can find a few kits in the states to rebuild it. They are all nose only lots though, don't seem to include the kit to rebuild the rear bearing too.

I have an engineer FiL who has a bearing press, so rebuilding it should be ok.

Question is, is this a common thing on SC's? Does the oil seal degrade and do this?

Does anyone know where I can buy a full kit from? Nose and rear? Also, anyone know where I can get a technical drawing for it to make the rebuild easier? I've Google but can't find it at all.

Cheers in advance for any help.