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-   -   Drive Temperature Sensor (https://www.offshoreonly.com/forums/general-q/199598-drive-temperature-sensor.html)

fireboatpilot 01-12-2009 12:40 AM

I'm also looking for a pair of these drive temp set ups. I had a pair on my Scarab that I found on ebay about 2 years ago. They where made by a co. named Gear Smart who has long since went out of buss. I think they might be the ones that had the patent trouble . They looked like the one with the coiled wire in the other earlier post. Any idea when another version might be out? Elite mentioned something about patience? Who has that?

JasonSmith 01-12-2009 09:31 AM

I'm in the market for something that gives drive temp also. Need 2 & need them by March.

fireboatpilot 01-12-2009 03:14 PM

I went on Elite marine site and they have them up for sale now. So far thie is the only one I found available but I have to take a pass. The price is so high it's a shame. For one complete kit with a gauge your looking at $450. Come on, a sender, gauge, 50' of wire, a thru hull fitting and 2' of stainless braid. I might have to wait for next Christmas for a pair. I am glad that they are making them though and will get them, just not right now.

Rage 01-19-2009 10:49 AM


Originally Posted by fireboatpilot (Post 2776300)
I went on Elite marine site and they have them up for sale now. So far thie is the only one I found available but I have to take a pass. The price is so high it's a shame. For one complete kit with a gauge your looking at $450. Come on, a sender, gauge, 50' of wire, a thru hull fitting and 2' of stainless braid. I might have to wait for next Christmas for a pair. I am glad that they are making them though and will get them, just not right now.

Can you provide the URL for that site. I am not finding anything about a drive oil temperature gage system when I google ite name.

DesertRage 01-19-2009 10:55 AM

Rage,

I believe this is the site mentioned above.

http://shop.elitemarineonline.com/pr...4&productId=94

:drink:

Elite Marine 01-19-2009 12:43 PM

No guys that was the Livorsi version. I forgot it was there and will remove it. Livorsi has since dropped that item.

Stay tuned for the new style and revised pricing.

Kirk

Trippin 02-28-2009 01:03 PM

Update...
 
Not nearly as pretty as the pic on page 3 but functional none-the-less.

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

The problem here is I don't have the financial support I thought I once had. I have a wonderful design and the product is complete but I have no way to commit to the manufacturer the money needed to get the finished product into production and in turn get it shipped over here. My research with the final product is complete and it works great. The temp range is from 32deg+/-to 350deg +/-, works with a digital or analog gauge, it is an analog sender.

It is a two wire sensor installed through the upper vent hole of any drive with the 3/8UNC thread design. Brass, with self contained ground, no grounding through the housing. The wires are epoxy sealed into the sensor housing and sheathed in Kevlar up to the transom. It looks good and works great. Simple & not expensive, that's the idea.

So there you go, as soon as I can find another financial backer then I'll be off and running and they'll be available asap.

You all never mind about the investment opportunity. I'll figure something else out, I not going to waste any more if your time..

fireboatpilot 02-28-2009 02:39 PM

Trippin, what are you using for the temp sensor? There was a Livorsi sender that was mentioned in this thread that I think is still available. How can you get those wires twisted up like a phone reciever cord? Thats how the ones I had from Gear smart where done and looked great. Elite still has the Livorsi ones listed or are these the new ones they where working on? I have a pair of the thru hulls used on the gear smart versions that I am sure can be reverse engineered simple enough. The most hard to find part is the sender which had a thin probe on it not the fat ones I see around. I would be interested in seeing what sender you are using before I would consider an investment into manufacturing the first batch. Whit $10,000.00 how many do you project making and what is the resale price? Keep in touch.

JasonSmith 02-28-2009 03:21 PM

help me understand why it takes $10k to get up & running? I'm looking at this thinking it could be duplicated for under $300.

Trippin 02-28-2009 03:28 PM


Originally Posted by JasonSmith (Post 2810889)
help me understand why it takes $10k to get up & running? I'm looking at this thinking it could be duplicated for under $300.


That's what I thought when I started this process last year. The painful fact is you can't have the sensor designed and manufactured in the US cost effectively. If I could I would. So all of my expense is for overseas manufacturing and what R&D I have put into it. Couple that with the minimum purchase requirement and you're up to $10,000.00

rssteiny 02-28-2009 03:49 PM

I have gaffrig and they work great, 32 active thunder turning 5500 rpms with drive showers, crusing 200f hard running for a few miles 250 f.

fireboatpilot 02-28-2009 04:03 PM

I think my math must be wrong? 1000 X $79.00 = $79,000.00?
That's quite a nice return. Now my question is for that kind of profit couldn't the end product be a better quality? Say a stainless sender instead of brass and the corded wires. I commend your product so far and I am deffinitely following you but I can't see that thing on the back of my boat. Now maybe an all out race boat it might not matter but we all have alot invested in our rides and well frankly it's ugly. I'm sorry for always going back to the gear smart piece but it did have a stainless sender with threaded fitting that screwed into the drive like a brake line, follow? The wires where sealed and twisted like a phone cord in a colored plastic and passed thru a stainless thru hull fitting. the wire was at least 50' long. It came with a guage and a video taped installation instructions. Cost was about $200. Seemed like a real nice complete set up packged real nice for resale. Now how much are we really adding to the mfg. costs? By the way are you looking for 2 more investors other than yourself or in addition too? The sender looks nice, are you mfg. them completely from scratch or is it a purchased item. I would like some more information on what the process is before I sign you over a check. Nobody goes in blind. please give me/us more info. Thanks! Bill

DareDevil 02-28-2009 06:17 PM


Originally Posted by Trippin (Post 2810894)
That's what I thought when I started this process last year. The painful fact is you can't have the sensor designed and manufactured in the US cost effectively. If I could I would. So all of my expense is for overseas manufacturing and what R&D I have put into it. Couple that with the minimum purchase requirement and you're up to $10,000.00

I don't get it ,,,,wy would sombody reevent the wheel ????

I can buy those senders in stainless for ( 15 bucks each )

Thru hull,,,,,4 bucks ,,heatshrink tube 10 bucks (for a real long one ) and gauge 40-50 bucks !!!

Ok 20 feet 14 gauge wire ( 5bucks ) ?

mmmmmmmmmhhhhhhhhhhhhh:party-smiley-004::rolleyes:

Trippin 02-28-2009 08:11 PM


Originally Posted by daredevil (Post 2810970)
I don't get it ,,,,wy would sombody reevent the wheel ????

I can buy those senders in stainless for ( 15 bucks each )

Thru hull,,,,,4 bucks ,,heatshrink tube 10 bucks (for a real long one ) and gauge 40-50 bucks !!!

Ok 20 feet 14 gauge wire ( 5bucks ) ?

mmmmmmmmmhhhhhhhhhhhhh:party-smiley-004::rolleyes:

So why aren't you capitilizing on your ability to make the sensor yourself, market it and do something with it. I'm not "reevent" ing anything, I'm taking an idea I had and making a go of it if. If you can buy my sensor design in stainless for 15.00 then you need to go ahead and do this yourself. Maybe you should buy one of those sensors and verify that it is the same before making that statement. If it were that easy I'd have done it already.

You all never mind about the investment opportunity. I'll figure something else out, I not going to waste any more if your time.

JasonSmith 02-28-2009 10:23 PM

I think it is a good idea. I like the design, I understand you are going to make it in stainless & I hope you can make it happen affordably.
If it were mine, I'd have the wires braided up in stainless. I also understand it is a prototype.
Good luck making it happen!

fireboatpilot 02-28-2009 10:29 PM

I don't think your wasting our time. I am very interested in seeing this product out on the market again. I don't think that anyone else is producing one that I can find. But the questions arrise when you say your looking for investors but offer little in the way of what is to be gained in the investment? Therefore the questions.

Dare devil, I would be very interested in getting a few of those sending units in stainless. I have the thru huls and gauges from the Gear Smart units I had and the senders and wires is all I am lacking. I would appreciate it if you could give me a source on them. You can PM me if possible, Thanks!

Trippen, keep working on your version and keep us posted. We are all interested. I just hope someone doesn't beat you to it. Elite was working on something, so he said, but seems to have dropped the ball. Haven't heard anything about it from him and his site still has the old Livorsi units listed. I wonder what would happen if I ordered them from his site? Maybe they would find a few senders on a shelf someplace?

DareDevil 02-28-2009 10:55 PM


Originally Posted by Trippin (Post 2811045)
So why aren't you capitilizing on your ability to make the sensor yourself, market it and do something with it. I'm not "reevent" ing anything, I'm taking an idea I had and making a go of it if. If you can buy my sensor design in stainless for 15.00 then you need to go ahead and do this yourself. Maybe you should buy one of those sensors and verify that it is the same before making that statement. If it were that easy I'd have done it already.

You all never mind about the investment opportunity. I'll figure something else out, I not going to waste any more if your time.

Sorry about my spelling and also sorry to get u tiked off,,,,stay with your idea ,,but it was done already and if alot of people ask for it again ,,well i can get them made again,,just like the livorsi's or Gaffrig's withh SS senders.

Like i said ,,,sorry,,but with the re invention (or how ever u call it ) i ment that it would be probable easyer to talk to somebody that had in the product line and cheaper to have him throw it back out on the market.:party-smiley-004:

Rage 03-01-2009 08:20 AM

2 Attachment(s)
Well to provide a temproary means to test for the drive temperature a modified Livorsi oil temperature sensor seems to work. The Hex head had to be cut down to clear the ID of the drive's oil fill hole recess. This additional mod is not shown in the sensor mod picture attached.

Recorded 270F at 5800 rpm run with the drive shower shown.

Mr Gadgets 03-01-2009 10:09 AM

Rage,
you need a better drive shower.. 270* is too hot!

DareDevil 03-01-2009 10:23 AM


Originally Posted by Rage (Post 2811218)
Well to provide a temproary means to test for the drive temperature a modified Livorsi oil temperature sensor seems to work. The Hex head had to be cut down to clear the ID of the drive's oil fill hole recess. This additional mod is not shown in the sensor mod picture attached.

Recorded 270F at 5800 rpm run with the drive shower shown.

The tamp.sender i am refering to,,is in the gaffrig catalog #9111 .

Rage 03-01-2009 10:31 AM


Originally Posted by Mr Gadgets (Post 2811296)
Rage,
you need a better drive shower.. 270* is too hot!

The purpose of the drive temp sensor install was to determine if the current drive shower was doing the job or not. I had my doubts before which have now been confirmed.

If anyone out there has a good drive shower for which they would be willing to accept a heavy discount on the purchase price of that drive shower in exchange for test data on its performance please let me know.

Rage 03-01-2009 10:43 AM


Originally Posted by daredevil (Post 2811304)
The tamp.sender i am refering to,,is in the gaffrig catalog #9111 .

I checked the Gaffrig online cataloq and only find the brass type sensors like I used http://www.gaffrigperformance.com/Pr...SubCategory=18

If the Gaffrig catalog you are referencing is an old copy it may be the stainless drive oil temperature sensor kit for Bravo drives that is no longer available. Is that what you are referencing?

DareDevil 03-01-2009 10:48 AM


Originally Posted by Rage (Post 2811323)
I checked the Gaffrig online cataloq and only find the brass type sensors like I used http://www.gaffrigperformance.com/Pr...SubCategory=18

If the Gaffrig catalog you are referencing is an old copy it may be the stainless drive oil temperature sensor kit for Bravo drives that is no longer available. Is that what you are referencing?

NO,,its actually the brand new catalog ,,and its a water temp sender.
Do you whant me to send u one ?! I mean catalog. LOL:drink:

Rage 03-01-2009 12:52 PM


Originally Posted by daredevil (Post 2811326)
NO,,its actually the brand new catalog ,,and its a water temp sender.
Do you whant me to send u one ?! I mean catalog. LOL:drink:

Does this stainless steel water temperature sensor have the proper threads and gasket sealing end configuration to correctly install in the upper Bravo Drive oil fill hole? Or is additional machining required to make this sensor work in the Bravo drive?

What is the temperature range that this sensor is designed to register (on a water temperature gage? or an oil temperature gage?)

Rage 03-04-2009 09:57 PM

ttt

DareDevil 03-04-2009 10:04 PM


Originally Posted by Rage (Post 2814419)
ttt

:eek: sorry,,,u would have to call Gaffrig to find out .

But i think its diffrent thread ,,not shure ?!

But instead of cutting and retaping i quess a fitting would be alot better option.

fireboatpilot 03-05-2009 08:06 PM

Hey Daredevil, It took me a while to figure it out but I finally found the #9111 sender you mentioned. I see that Rage couldn't find it either. You have to download their catalog in order to find it. I believe it's on page 29 and is the last sender shown. Not many details like temp range but it is clearly not made of brass. $14. though, I'm gonna give it a try. Lets keep this going until someone starts making something to sell or we come up with the combo on our own. Thanks for everyones input on this subject.

DareDevil 03-05-2009 08:24 PM

Talked to Mike from Gaffrig today,,,,he will see if he can find a discontinued KIT in the shop and give me the details.

Then he can hook me up to get them made again !!!

So be relaxed.:ernaehrung004:

He also told me the reason why they did not have them made anymore is it was not worth the effort since the production could not be done for just 10 off them and the sales on them was redicilus low .:eek:

But i will saty on it.

Blue242 03-05-2009 08:39 PM

drive cooler
 
Just a thought, but if going to all the trouble of wiring up the sensor and gauge etc, why not also plumb in a cooler as well..? That way, the drive oil is kept cool.. I think Drew marine in WA developed such a kit, and you can just have the sensor tapped into the cooler line in the boat, use a brass temp sensor etc. just like a regular oil temp with NPT threads..

Just my $.02


(PS.. I plan to do this on my IMCO SC drive, and the boat is already rigged with gauges. I need to run the through hulls for the oil lines for the drive, and connect the pump.)

fireboatpilot 03-05-2009 08:41 PM

I have a pair of the thru hull fittings used and the temp sender had a seat on thethreads with an O ring and had a jamb nut to tighten up so you didn't have to twist the 50' of wire around. You know that there are some of those senders lying someplace. They never sell down to the last one. I have a machinist that can make us the fittings to thread into the drive but I have no idea how to get a sender to work with it. The original one was very thin. I'll talk to him tomorrow.

Rage 03-06-2009 06:34 AM


Originally Posted by fireboatpilot (Post 2815102)
Hey Daredevil, It took me a while to figure it out but I finally found the #9111 sender you mentioned. I see that Rage couldn't find it either. You have to download their catalog in order to find it. I believe it's on page 29 and is the last sender shown. Not many details like temp range but it is clearly not made of brass. $14. though, I'm gonna give it a try. Lets keep this going until someone starts making something to sell or we come up with the combo on our own. Thanks for everyones input on this subject.

Thanks for figuring that out. Will do the same.

Rage 03-06-2009 06:38 AM


Originally Posted by fireboatpilot (Post 2815102)
Hey Daredevil, It took me a while to figure it out but I finally found the #9111 sender you mentioned. I see that Rage couldn't find it either. You have to download their catalog in order to find it. I believe it's on page 29 and is the last sender shown. Not many details like temp range but it is clearly not made of brass. $14. though, I'm gonna give it a try. Lets keep this going until someone starts making something to sell or we come up with the combo on our own. Thanks for everyones input on this subject.

Where is the downloadable catalog located?

fireboatpilot 03-10-2009 08:19 PM

Hey Rage, sorry it took me so long to reply. Been away on bussiness. Try this link first for the catalog http://www.gaffrigperformance.com/do...ig_Catalog.pdf the sender is on page 29. Then try this, all the http stuff except after /downloads/2006_RETAIL_PRICE_LIST.pdf it's a 2006 price list so I'm sure it's more now. I haven't ordered them yet but I will get around to it soon. Let me know how you make out and lets keep this going until someone gets results, Bill

Rage 03-13-2009 12:19 PM


Originally Posted by fireboatpilot (Post 2818632)
Hey Rage, sorry it took me so long to reply. Been away on bussiness. Try this link first for the catalog http://www.gaffrigperformance.com/do...ig_Catalog.pdf the sender is on page 29. Then try this, all the http stuff except after /downloads/2006_RETAIL_PRICE_LIST.pdf it's a 2006 price list so I'm sure it's more now. I haven't ordered them yet but I will get around to it soon. Let me know how you make out and lets keep this going until someone gets results, Bill

I tried the URL you provided for the catalogue and can only get a "page can not be found" message from IE brouser. Do you have an electronic copy of this catalogue? I yes can you send it too me via email or maybe just the page with the sensor if possible?

Thanks. Bill

DesertRage 03-13-2009 12:42 PM

Rage,

Click on the link and then in your IE address bar correct the spelling of "download". The W and N are transposed.

Jon

Rage 03-13-2009 12:56 PM


Originally Posted by DesertRage (Post 2820537)
Rage,

Click on the link and then in your IE address bar correct the spelling of "download". The W and N are transposed.

Jon

We will have to rename you Eagle Eye. That did it.

Thanks,

Bill

Rage 03-16-2009 03:00 AM

Well that Gaffrig stainless steel oil temperature sensor #9111is a 1/8 NPT that includes a dedicated sealed ground wire. The Gaffrig guy said $14!!!!!!!!!! It is only for use with their 2 5/8" 'racing' oil temperature gage. That gage with sensor is $63. I forgot to confirm that the sensor provided with this gage is this same #9111 stainless sensor but at $14 I would think so. Simple to determine.

All one would need is to have a machinist chuck that sensor at the hex and cut a 3/8-16 thread ( stainless would likely be too hard to run a threading die like with the brass bodied sensor) and round the hex at the sensor base about 3/16 up from the gasket surface sufficient to clear the Bravo casing recess around the vent plug hole and it is good to go. All that would remain is to do a water tight splice of longer wires to the sensor pigtails to reach the dash board gage mounting.

Rage 03-16-2009 03:43 AM

1 Attachment(s)

Originally Posted by Rage (Post 2822026)
Well that Gaffrig stainless steel oil temperature sensor #9111is a 1/8 NPT that includes a dedicated sealed ground wire. The Gaffrig guy said $14!!!!!!!!!! It is only for use with their 2 5/8" 'racing' oil temperature gage. That gage with sensor is $63. I forgot to confirm that the sensor provided with this gage is this same #9111 stainless sensor but at $14 I would think so. Simple to determine.

All one would need is to have a machinist chuck that sensor at the hex and cut a 3/8-16 thread ( stainless would likely be too hard to run a threading die like with the brass bodied sensor) and round the hex at the sensor base about 3/16 up from the gasket surface sufficient to clear the Bravo casing recess around the vent plug hole and it is good to go. All that would remain is to do a water tight splice of longer wires to the sensor pigtails to reach the dash board gage mounting.

See Gaffric Catalogue page including stainless oil temperature sensor #9111 attached.

Rage 03-16-2009 03:52 AM

The stainless steel Gaffrig #9111 sensor body appears to be soft enought to allow the plastic encapsolated sensor body to be constrained in the stainless shell by roll crimping the rim of the hex head. This implies that the stainless may be soft enough to rethread to the required 3/8-16 thread with a tapping die as apposed to requiring the services of a machinist. I may give it a try.

fireboatpilot 03-16-2009 12:20 PM

Let us all know how you make out with the sensor when you try it. I'm ordering a few to do the same. I think Livorsi or Gaffrig would do a temp gauge with drive temp on it. They used to have them and maybe still do? Did you happen to verify what the temp range was for the #9111 sender?


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