If oil is leaking from the rear main the PCV valve is probably plumbed
incorrectly or the valve itself is bad. How is the valve plumbing routed?
Sent from my keyboard
On Jan 24, 2013, at 4:18 PM, Matt Hendricksen <seaward25@gmail.com> wrote:
> I've got a fairly bad oil leak while driving down the road. It's bad
> enough that I have oil seeping in through the seams in front of the seats
> (which is why I haven't installed carpet yet.) When I park on an incline,
> I'll get a several foot wide puddle running out of the transmission
> tunnel. The engine otherwise seems to run well, with minimal smoke at the
> tailpipe, smooth idle and power delivery. It doesn't seem to leak when the
> car is not running. Looks to be coming out the rear main seal area.
>
> My understanding is that I have a 1098 block with a 1275 head. It still
> has the dual SU carbs and pancake pcv valve. The PO is the one that built
> it, but sold it to me as an unfinished project a number of years ago
> without putting any real miles on it, so rebuild quality is an unknown.
> I've since worked on pretty much every part of the car except the engine,
> so I'm a bit of a newbie on what to look for.
>
> Could it be incorrect crankcase ventilation? How would I go about
> diagnosing such a thing?
>
> Many thanks
> Matt
> '65 Sprite MkIII
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