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Registered
Join Date: Jul 2013
Location: Brisbane, Australia.
Posts: 2,700
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Would be handy to see some photos of how people routed them? Also would appreciate any links to pumps used etc. Can the pumps be wired to turn on, with the ignition? Does it matter that they might be partially dry to start with? With a pump, does that mean the drain/sump tank, is not needed?
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Always learning. www.aircooledporsches.com.au |
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Brando
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Mine is on with ignition. My turbo is ball-bearing but I have a oil catch tank under it. I've run the tank dry...or at least had ignition on without engine running and have never had trouble. My pump is similar to the cx racing unit so not expensive by mocal or stock standards but works with my single turbo. BB turbos don't have as much to pump though. Now my new water pump for the intercooler is wired with the oil scavenge pump together with ignition on based on that success.
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Turbo powa! 1977 911s. it's cool |
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Registered
Join Date: Jan 2007
Location: Melbourne, Australia
Posts: 1,589
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I am still going to run a drain/sump tank. Quote:
where are you mounting the AW radiator?
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'89 911 M491+Turbo '90 964 C2 '89 944 Turbo '88 928S4 |
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Registered
Join Date: Jul 2013
Location: Brisbane, Australia.
Posts: 2,700
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Maybe I should switch my cam trigger to the clewett style with integrated pump, re do my wiring, then repurpose my Adapt Motorsport cam/crank sensor unit. What about the Exa Nano? https://www.turbowerx.com/Scavenge_Pumps/page10/page10.html $399 usd
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Always learning. www.aircooledporsches.com.au Last edited by mikedsilva; 10-22-2025 at 02:14 AM.. |
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Brando
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![]() ![]() So this is as good as I could get for photos of the breather cover. It’s not visible. But I tapped for a brass barb and stuck the hose on it. Keep in mind that this pump was temporary when I installed it 9 years ago. Tue pump is still available in different brand names. All around $150-$200. For the bb turbo it works great. Please don’t flame me for the Norma clamps. One day I’ll make that a nicer install. The pump draws up to top of the engine tuen down into the breather. It’s simple and works.
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Turbo powa! 1977 911s. it's cool |
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Registered
Join Date: Nov 2017
Location: Qatar
Posts: 654
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Hi Mike, I have used two Exa Nano pumps and both ran very very well and were more than enough to scavenge the oil, you just don't need the full size Turbowerx pumps because those are for the large diesel turbos where they use a lot of oil. the Exa Nano is the way to go, small, light, quiet and draws less current. One note to consider is the brushes life on the Nanos is 4000 hours vs 10000 hours on the full size ones, but they were very clever to make you able to replace the brushes externally without the need to take them out of the car (the full size one you need to take it off and disassemble it) which for me is a plus for the Nano.
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-1977 911S Coupe, Mahle 3.4, single GTX3584 turbo, - G50 5 speed trans, Haltech 2500 engine management. -1987 Carrera Coupe. -2013 Carrera S PDK Coupe, factory Aero Kit. My DD. -1987 928S4. |
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