

| Subject: | Re: oil pressure diagnosis. |
| From: | Chris S |
| Date: | Mon, 19 Oct 2009 18:56:12 -0400 |
... And yes, any high mileage I4 would get 20W50 from me given warm enough ambient temps. 2009/10/19, Bill MacLachlan <billmacla@gmail.com>: > Hi all, I need a little bit of list wisdom/feedback here..... > > Just over a year ago I had a local shop put replaced my worn out I4 motor > with a used one. > > The one they installed has been a lemon. > > Shop has just replaced rings and con rod bearings because the engine they > put in was burning 0.5 litre of oil every 300 miles. > > Now when the motor is warmed up , the oil light's on at idle - wasn't > before, but now it is. The only change has been the rings & bearings. > > Raise the revs 50 rpm and the oil light is off. Shop says oil pump's worn - > low pressure at idle, but OK above idle - 60 lbs. @ 3000 rpm > > I wouldn't be surprisd if the oil pump is worn, but I'm also thinking > > (1) oil weight too thin- should be 20/50 not 10/40 > (2) is this a symptom of worn main bearings too? It wouldn't surprise me. > > any thoughts welcome... it'd be good to hear your opinions.... > > Bill M > 82 I4 GL > -- Wysłane z mojego urządzenia przenośnego Chris S. Disclaimer: "Death and serious injury may occur"
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