Out of interest, going from a 60 to 70 mph cruise would require about 40% more power from the engine, which may explian the relatively large increase in oil temperatures. Clive T25 Syncro Transporter van ----- Original Message ----- From: "Kenneth Lewis" <kdlewis@JUNO.COM> To: <vanagon@GERRY.VANAGON.COM> Sent: Sunday, June 30, 2002 4:14 PM Subject: Reduced oil temperatures..
> This list is great, I was just getting ready to battle the > archives for this information when Mr.Grunthaner so generously saved me > the trouble. > I just got done installing a VDO oil temp gauge on my WBX. Since > I am using an oversized oil drain plug I had to locate the temp sender > elsewhere. I ended up removing the oil filler tube and fabricating a > plate to hold the sender and cover up the now open oil entry hole. I then > replaced the oil breather tower with two CB Performance products, a > "Hi-Tech Oil Filler" #1776 which screwed into "Crankcase Vent & Oil > Filler" # 1744. These two parts made a new aluminum tower vent with oil > filler cap on top(http://neksiwel.20m.com/images/oil1.jpg ). I was > worried about increased oil loss but so far so good. > Over a year ago a list member made a seemingly outrageous > statement;" I have noticed a ten to twenty degree reduction in oil > temperature running the level at the bottom line of the dip stick..."! > Specifically during seventy plus mph hiway driving. Supposedly due to > windage produced by the cam. I will be checking this out. I was surprised > to see how quickly the oil temperature jumps from 195ºF to 220ºF when you > increase speeds from 60mph to 70mph. > > Good Luck and Drive Safely > Ken Lewis > 86 Crewcab,60 356 > http://Neksiwel.20m.com/ > > > > > .....The Vanagon is a high stress application for any 2.0L engine. Oil > temperature is critical. Shouldn't be much below 200 F and not above 235 > F. > The heavy duty VW applications use a very effective thermostatic valving > system to keep oil temperature above 180 F at all times. The oil must be > hotter than 180 to get rid of sulfuric acid residues and other combustion > byproducts., not to mention dissolved gasoline. |
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