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> Oiling problems on sharp turns, Whats your oiling solution?
JPB
post Sep 29 2007, 07:56 AM
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Talking to some track dudes some have said they gave up driving T4s due to loosing to much oil on the track and no matter how big the Acusump was, they still burned out bearings. What is your solution to this problem? THNX (IMG:style_emoticons/default/beer.gif)
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HAM Inc
post Nov 11 2007, 11:52 AM
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The CB dry sump pump is compatible with pretty much any existing oil cooler, stock or otherwise, that has already been installed. It's not the ideal dry sump pump, but it works. It draws the oil out of the engine through the factory pickup and circulates it out to a holding tank. The pump then draws the oil back from the holding tank and passes it to the primary gears which then send the oil into the engine as a conventional pump would.

If you have full flowed your case already and have a remote OC plumbed up you wouldn't have to do anything different with it. As a matter of fact I now believe this is the best routing with this pump as cooling the oil after it has passed through the pump should lead to cooler oil. On our F-Prod car we routed the oil through a cooler and filter and then returned it to the tank. In this scenario the cooled oil passes back through the pump which is likely hotter than the oil. I wouyld add a filter between the tank and the out let line from the pump. It will keep the tank from collecting particles of wear.

A conventional upright holding tank would be a challenge to mount in a car with a funtioning passenger seat. Fortunately holding tanks are easy to build and could even be mounted in the rear trunk. A search of dry sump tanks on e-bay almost always reveals custom units for sale that might be easier to mount in a tighter space. Make sure you have some method of preventing the holding tank from draining into the engine when you shut it off. We use a manual ball valve. It works fine for us because our team is good about check list and it always gets opened before the engine is started. If you don't have some method of preventing drain back the engine will fill with oil and the pistons will pump it out your vents into your breather tank on the next start-up.
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hedfurst
post Nov 11 2007, 12:03 PM
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QUOTE(HAM Inc @ Nov 11 2007, 09:52 AM) *

The CB dry sump pump is compatible with pretty much any existing oil cooler, stock or otherwise, that has already been installed. It's not the ideal dry sump pump, but it works. It draws the oil out of the engine through the factory pickup and circulates it out to a holding tank. The pump then draws the oil back from the holding tank and passes it to the primary gears which then send the oil into the engine as a conventional pump would.

If you have full flowed your case already and have a remote OC plumbed up you wouldn't have to do anything different with it. As a matter of fact I now believe this is the best routing with this pump as cooling the oil after it has passed through the pump should lead to cooler oil. On our F-Prod car we routed the oil through a cooler and filter and then returned it to the tank. In this scenario the cooled oil passes back through the pump which is likely hotter than the oil. I wouyld add a filter between the tank and the out let line from the pump. It will keep the tank from collecting particles of wear.

A conventional upright holding tank would be a challenge to mount in a car with a funtioning passenger seat. Fortunately holding tanks are easy to build and could even be mounted in the rear trunk. A search of dry sump tanks on e-bay almost always reveals custom units for sale that might be easier to mount in a tighter space. Make sure you have some method of preventing the holding tank from draining into the engine when you shut it off. We use a manual ball valve. It works fine for us because our team is good about check list and it always gets opened before the engine is started. If you don't have some method of preventing drain back the engine will fill with oil and the pistons will pump it out your vents into your breather tank on the next start-up.

Very good, any clearance problems with the cooling fan or are you using a DTM?
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Posts in this topic
JPB   Oiling problems on sharp turns   Sep 29 2007, 07:56 AM
Dave_Darling   My solution is two-fold: 1--tuna can 2--drive slo...   Sep 29 2007, 09:01 AM
JPB   Tuna can doable, driving slow, easier said than do...   Sep 29 2007, 09:13 AM
Dave_Darling   I dunno about that, but I just have lousy times......   Sep 29 2007, 05:46 PM
grantsfo   Think it depends on what your doing with the car. ...   Sep 29 2007, 06:11 PM
Joe Ricard   Dry sump   Sep 29 2007, 08:38 PM
JPB   Good advise bros/manziers. The PO had a 1 1/2 quar...   Sep 30 2007, 04:10 AM
TGM   A full deep sump was the only solution to complete...   Oct 21 2007, 09:32 PM
Krieger914   I have a simple solution that has worked well in m...   Oct 21 2007, 10:39 PM
Joe Ricard   Every 914 I have driven other than mine has been a...   Oct 22 2007, 04:12 PM
sww914   I've gotten by with a deep sump and a 2 qt acc...   Nov 8 2007, 12:40 AM
ChrisNPDrider   Ok - I'm hoping for input here for my particul...   Nov 9 2007, 06:14 PM
HAM Inc   Assuming you already have an adequate oil cooler p...   Nov 10 2007, 11:09 AM
hedfurst   Len, I have a deep sump that has fixed my problem...   Nov 10 2007, 08:11 PM
Joe Ricard   Who knows how to wire up a sensor/sendor to activa...   Nov 10 2007, 08:38 PM
hedfurst   Hmm. "Huge," =not really quantifiable, h...   Nov 10 2007, 11:54 PM
alpha434   Well... There is a port in 356 cases that all the...   Nov 11 2007, 01:39 AM
Twystd1   Joe, I have some more useless data for you. Back...   Nov 11 2007, 03:36 AM
zig-n-zag   JPB, The December 07 issue of Hot VWs has an arti...   Nov 11 2007, 05:28 AM
HAM Inc   The CB dry sump pump is compatible with pretty muc...   Nov 11 2007, 11:52 AM
hedfurst   The CB dry sump pump is compatible with pretty mu...   Nov 11 2007, 12:03 PM
HAM Inc   No issues with the cooling fan. We use a Vanagon s...   Nov 11 2007, 02:46 PM
Aaron Cox   please show a pic of your bracket Len, Thanks...   Nov 11 2007, 02:59 PM
hedfurst   Oh-boy, got to have it! I think that this is t...   Nov 11 2007, 04:41 PM
HAM Inc   Aaron I would be glad to snap a photo, but the par...   Nov 12 2007, 03:44 PM
hedfurst   Aaron I would be glad to snap a photo, but the pa...   Nov 12 2007, 04:42 PM
groot   Here's a shot of my simple attachment. Note th...   Nov 12 2007, 06:54 PM
HAM Inc   Fred the reason I recommend running the cooler the...   Nov 13 2007, 09:12 AM
Brett W   You really need to be running a three or four stag...   Nov 13 2007, 10:01 AM
hedfurst   [quote name='Brett W' date='Nov 13 200...   Nov 13 2007, 12:28 PM
race914   [quote name='Brett W' date='Nov 13 20...   Nov 13 2007, 02:03 PM
HAM Inc   There's no doubt that a multi stage dry sump s...   Nov 13 2007, 04:50 PM
race914   There's no doubt that a multi stage dry sump ...   Nov 13 2007, 05:12 PM
Brett W   Who cares how much one of the most important piece...   Nov 13 2007, 11:22 PM
HAM Inc   One must keep in mind that budgets for racers are ...   Nov 14 2007, 09:21 AM
jhadler   I think the CB setup looks like a great option tha...   Nov 14 2007, 11:50 AM
race914   I saw a clip on Speed once featuring "Alex Za...   Nov 14 2007, 12:16 PM


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