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] > > > > > > >_________________________________________________________________ >Overpaid or Underpaid? Check our comprehensive Salary Centre >http://a.ninemsn.com.au/b.aspx?URL=http%3A%2F%2Fcontent%2Emycareer%2Ecom%2Eau%2Fsalary%2Dcentre%3Fs%5Fcid%3D595810&_t=766724125&_r=Hotmail_Email_Tagline_MyCareer_Oct07&_m=EXT > >[Non-text portions of this message have been removed] > _________________________________________________________________ Former Police Officer Paul Gillespie?s TAKE BACK THE INTERNET tips and tricks, watch the video now http://safety.sympatico.msn.ca/ To send a message to this group, send an email to: Chrysler300@xxxxxxxxxxxxxxx For list server instructions, go to http://www.chrysler300club.com/yahoolist/inst.htm For archives go to http://www.forwardlook.net/300-archive/ Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/Chrysler300/ <*> Your email settings: Individual Email | Traditional <*> To change settings online go to: http://groups.yahoo.com/group/Chrysler300/join (Yahoo! ID required) <*> To change settings via email: mailto:Chrysler300-digest@xxxxxxxxxxxxxxx mailto:Chrysler300-fullfeatured@xxxxxxxxxxxxxxx <*> To unsubscribe from this group, send an email to: Chrysler300-unsubscribe@xxxxxxxxxxxxxxx <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/