Intake temp gauge

1CrazySledder

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I wan to install a full time Digital Air Intake Temperature on my Supercharged sled. This will be just another tool to use for my own testing methods.
I have looked around and only found a couple man. that make these. Non of them say if the gauge is weather proof or how they will hold up to the winter / trail abuse I'm going to put this thing through.
I want to try to make sure it is digital, with blue or red color and must be small as possible. My space is getting very cramped.

Any leads on what you may have used or heard about would be great.

Thanks...

-Vince
 
You won't find any inexpensive gauges for this application that are weatherproof. None of my gauges are. If the weather is bad I just use a sandwich bag and a rubber band to cover them. You can still read them just fine. Sun comes out I pull them off. The old baggie trick has been working just fine on my fuel controller, air fuel gauge, and Boost gauge for two seasons now.

I had looked into building my own setup with laboratory grade thermocouples and a data logger then I looked into aviation (IAT) Intake Air Temperature kits. I couldn't get it done the way I wanted to for less than $500.00. I just borrowed a Fluke Digital Thermometer with a general propose K-Type probe. Poked the probe down into intercooler core and ny-tied the meter to the mountain grab bar. One normal day of riding told me everything I needed to know. This method was not nearly as accurate on temperature fluctuations as screw in probe with data logging would be but it was close enough for what I wanted to know. I don’t feel that I need to continuously monitor the temperature, and if I make some sort of drastic change in my setup, I’ll check it again the same way.

This Auto Meter kit is about the best deal going. It’s duel-channel so you can measure both after the compressor and after intercooler.

Auto Meter 3373
http://www.stealth316.com/2-autometer3373.htm
 

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Okay, I think I found one. Under $100. Below is the link and I also included the email that was sent back to me.
I'm going to get this one and try it out. It is only one channel tho.
I can post field results if you guys want about this cheaper set up.


http://www.nordskogperformance.net/prod ... /m9009.htm

----------------------------------------------------------------------------------
Vince,

The first question is whether that specific snowmobile uses AC or DC
current. We know both are used and we'll need to make sure it is DC
current. If not, we have a converter box for AC, but that is the place to
start.

We do have an air temp gauge that works for intake temps - part number
M9009, a digital gauge available in red, blue or green LEDs. The kit
includes a 1/8 NPT brass temperature sensor that can be located in the
intake system. The M9009 is 2 1/16" or 52mm in diameter (housing, add about
3/16" for outer bezel diameter) and can withstand the environment you
describe. If you tell us these details when you order, there are a few
extra things we can do to the gauge for better protection against those
conditions.

Price is $69.95 for the complete kit.

----------------------------------------------------------------

This one is a little more money, but has an external wiring for a preset warning light. $120 It says for low air temp warning, but I imagine we could set it hight for our application. The gauge only reads up to 200 degrees.

http://www.nordskogperformance.net/prod ... /b2509.htm

Hammer: What was the highest temp you ever saw while testing? I'm curious to know if this 200 degree max is enough.

-1CS
 
Smoken deal......looks like I didn't dig deep enough.

I spent a lot of time google searching gauges before I bought my SC. I was going to do all matching Cyberdyne gauges at one point and they were going to add a special coating at the factory to the internal parts that are vulnerable to moisture for me. Sounds like this guy will do the same thing for you. After I got the supercharger and though about it some more I decided that I didn't want any gauges or the fuel controller visible. I wanted to keep the "box stock" look. As you can see in the picture the gauges and fuel controller are still in what I thought was going to be a "temporary" mounting position...lol

200*F is plenty because if its reading 200*F you should probably be letting off the throttle. I didn't measure mine with the meter right after initial installation but it was hot enough to make snow flakes sizzle so I'm guessing 200+. I've made a lot of changes since then, 24/26 pulleys, blow-off-valves, a cold air intake, replaced oil drain plate with a louvered plate, intercooler fan, and extra engine bay venting. My average external intercooler temp is now between 50-70*F and gets as cold as 30-40*F on the bottle.
 
HAMMER said:
Smoken deal......looks like I didn't dig deep enough.

I spent a lot of time google searching gauges before I bought my SC. I was going to do all matching Cyberdyne gauges at one point and they were going to add a special coating at the factory to the internal parts that are vulnerable to moisture for me. Sounds like this guy will do the same thing for you. After I got the supercharger and though about it some more I decided that I didn't want any gauges or the fuel controller visible. I wanted to keep the "box stock" look. As you can see in the picture the gauges and fuel controller are still in what I thought was going to be a "temporary" mounting position...lol

200*F is plenty because if its reading 200*F you should probably be letting off the throttle. I didn't measure mine with the meter right after initial installation but it was hot enough to make snow flakes sizzle so I'm guessing 200+. I've made a lot of changes since then, 24/26 pulleys, blow-off-valves, a cold air intake, replaced oil drain plate with a louvered plate, intercooler fan, and extra engine bay venting. My average external intercooler temp is now between 50-70*F and gets as cold as 30-40*F on the bottle.


WHAT? You didn't dig deep enough. lmao. That doesn't sound like you. lol

I'm going to get the gauge, and buy an additional sensor and wire a three way toggle so I can switch between the two locations. I can keep an eye on the both temp locations this way. I don't want to be on the gas hard if I'm pulling in hot air.

-Vince
 
Okay. So, I am going to install two sensors. One before and one after the compressor.

Looking for opinions on just where exactly I should put these sensors at.

First: Cold air intake tube. mount close the filter or close to the compressor or in the middle?

Second: I'm thinking to mount this one right next to the boost fitting on the bottom side of the Intercooler. This should give me the best true reading for the air temp right before it enters the throttle bodies?

I will run a switch so I can toggle between the two sensors. I have allot of testing of things to do, so I feel I need to have this on my sled.

Fire away guys......

-Vince
 


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