RE: [Chrysler300] Old wife's (mechanics) Oil tales

["elmer tuuri" <eltuuri@xxxxxxxxxxx>]

All Mopar 340's had a windage tray----Elmer
>From: christopher beilby <thelastbestgenius@xxxxxxxxxxx>
>To: Ray Jones <hurst300@xxxxxxxxxxx>, <paulholm@xxxxxxxxxxxxx>
>CC: Ray Jones <hurst300@xxxxxxxxxxxx>, <chrysler300@xxxxxxxxxxxxxxx>
>Subject: [Chrysler300] Old wife's (mechanics) Oil tales
>Date: Thu, 18 Oct 2007 22:45:52 +1000
>
>
>So someone finally mentioned Pontiac's use of windage trays. A couple of 
>motors (Pontiac) I have did indeed use windage trays, and there are two 
>basic versions used around late 60s early 70s I know of. One was not quite 
>full length, whilst the other was/is, and ran right to the nose area of the 
>sump. They usually bolt up with a couple of small bolts each to a fronter 
>and rearer main bearing cap, and run right out to the outer edge of the 
>block each side. And obviously the longer the stroke (say 400 versus 421, 
>428/455), the more curved/deeper the tray must be.
>
>And usually, the higher performance the motor/use, firstly as to whether 
>one used, plus then, the longer the tray.  They are stamped steel, and 
>there is a little dipstick tube extension one puts in as one bolts the tray 
>up, that allows dipstick to pass through tray into bottom of sump for 
>correct reading  of oil level.
>
>Chrysler may have used some form of windage trays, but I am unaware of 
>street used say 331 - 392 hemis having them, whereas they are/were near 
>universal in say many late 60s higher hp GTOs, and both my 428 69 SJ GP, 
>and 70 455 SJ Grand Prix have the full length one, plus 67 360hp 400 motor 
>in my convertible.
>
>Maybe some 300 member out there knows of what hp gain different 300s get if 
>one fitted - Pontiac quoted some figure, but I do not remember it (maybe 
>10-20hp at high revs?) - another also fairly common (pontiac) hp 'winner; 
>is to fit 'crank scrapers' that bolt up at sump edges and are so close a 
>fit, they scrape oil off rotating crank for more hp gain.
>
>Once again, whilst pretty common on Ebay nowadays re Pontiac, I do not know 
>if anyone markets one for hemis or wedges unless of a semi race 
>application? Anyone out there with hemi/wedge 300 that has fitted a tray 
>and/or scraper, and what benefit/gain?!
>
>Christopher in Australia where our bad gas prices getting higher once 
>again, never mind seemingly near everything else - China is buying too much 
>of it/everything we are told, so we must pay more to keep some here, plus 
>our drought has returned with a vengance after a few autumn rains earlier 
>fooled near everyone that it was finally over.
>
>
>CC: hurst300@xxxxxxxxxxxx; Chrysler300@xxxxxxxxxxxxxxxxx: 
>paulholm@xxxxxxxxxxxxxxxxx: hurst300@xxxxxxxxxxxxxxx: Wed, 17 Oct 2007 
>16:43:01 -0500Subject: Re: [Chrysler300] Old wife's (mechanics) tales
>
>
>
>
>I think that's not quite right, Paul.It's called a Windage Tray because it 
>keeps the WIND created by the spinning crank from foaming and aerating the 
>oil.The crank never actually hits the oil unless it's overfilled. Spinning 
>at 6K+ rpms can fog the oil and actually pull it up around the spinning 
>parts and maybe starve the pump.RayOn Oct 17, 2007, at 5:24 PM, 
>paulholm@xxxxxxxxxxxxx wrote:Ok I do not recall anyone mentioning this,when 
>the crankcase is FULL , the crank (in motion) smacks intothe pooled oil, 
>casting the spray up on the lower cavities of theblock, cooling and oiling 
>are the expected results of this action.[Non-text portions of this message 
>have been removed]
>
>
>
>
>
>
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>[Non-text portions of this message have been removed]
>

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