Possible oil temperature sensor location
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Hello,
I would like to fit an oil temp sensor and was wondering if I could use the port on the exhaust side, I marked in the picture. Or do I have to mount a sandwich adapter?
Thanks in advance for your input!
Cheers,
Max
I would like to fit an oil temp sensor and was wondering if I could use the port on the exhaust side, I marked in the picture. Or do I have to mount a sandwich adapter?
Thanks in advance for your input!
Cheers,
Max
Lotus Elan S4
Alfa Romeo GTV6
Alfa Romeo GTV6
- madmaxsiegl
- First Gear
- Posts: 16
- Joined: 13 Aug 2019
A temperature sensor in this position will give you mainly the block temperature.
As the block is water cooled, it may not represent the actual oil temperature.
I brazed a threaded nipple to the sump.
When I went to dry sump, I fitted the temp sensor to the oil tank.
As the block is water cooled, it may not represent the actual oil temperature.
I brazed a threaded nipple to the sump.
When I went to dry sump, I fitted the temp sensor to the oil tank.
68 Elan +2, 70 Elan +2s
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Foxie - Coveted Fifth Gear
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- Joined: 20 Sep 2003
There are also sump plugs that are drilled and threaded to accept an oil temperature sensor. No additional port needed. That's what I have.
Sensor connected to a gauge in the glove compartment as I didn't want to impact the stock look of my dash or interior by having it hang down underneath.
It's a "smart" gauge that is connected to a warning light on my dash which is a hidden tri-color LED inside a dash bolt (Blue: cold / Green: warm / Red: Hot). With varying intensity. Green for normal running is at a low intensity level to not be annoying while driving.
Only negative is that the location of the temp sender seems to be a bit vulnerable to be banged by being at a low point on the car. But, no problems so far.
Sensor connected to a gauge in the glove compartment as I didn't want to impact the stock look of my dash or interior by having it hang down underneath.
It's a "smart" gauge that is connected to a warning light on my dash which is a hidden tri-color LED inside a dash bolt (Blue: cold / Green: warm / Red: Hot). With varying intensity. Green for normal running is at a low intensity level to not be annoying while driving.
Only negative is that the location of the temp sender seems to be a bit vulnerable to be banged by being at a low point on the car. But, no problems so far.
'69 Elan S4 SE
Street 181 BHP
Original owner
Street 181 BHP
Original owner
- 1owner69Elan
- Fourth Gear
- Posts: 846
- Joined: 16 Jun 2015
1owner69Elan wrote:There are also sump plugs that are drilled and threaded to accept an oil temperature sensor. No additional port needed.
I made one and fitted a contemporary capillary gauge through it. It worked fine for 35 years but when I moved it to a thread fitting brazed into the sump opposite the drain plug it read higher, even after I wrapped insulation around it as a shield from the exhausts. I assumed it was due to deeper penetration.
I agree with Foxie concerning your original proposal.
Meg
26/4088 1965 S1½ Old and scruffy but in perfect working order; the car too.
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26/4088 1965 S1½ Old and scruffy but in perfect working order; the car too.
________________Put your money where your mouse is, click on "Support LotusElan.net" below.
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Quart Meg Miles - Coveted Fifth Gear
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- Joined: 03 Oct 2012
1owner69Elan wrote:There are also sump plugs that are drilled and threaded to accept an oil temperature sensor. No additional port needed. That's what I have.
Great idea, and a new one on me !
Very much in line with that great Chapman philosophy " Every component should have least three functions"
68 Elan +2, 70 Elan +2s
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Foxie - Coveted Fifth Gear
- Posts: 1209
- Joined: 20 Sep 2003
geni wrote:super and efficient, very interesting! would like to know the references and supplier (address) of this installation integrated into the dashboard screw
The "smart" oll temperature gauge is from Autometer:
https://www.autometer.com/2-1-16-oil-te ... elite.html
Using standard features I programmed three ranges of oil temperature. Depending on oil temperature the gauge then sends signals to the tri-color LED in the dash through some logic circuitry, adapted from the included instructions, using relays to switch between the LED colors.
More info here in previous post:
viewtopic.php?f=38&t=39988&p=279711&hilit=+dash+screw#p279711
'69 Elan S4 SE
Street 181 BHP
Original owner
Street 181 BHP
Original owner
- 1owner69Elan
- Fourth Gear
- Posts: 846
- Joined: 16 Jun 2015
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