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Cal-look/High Performance => Technical stuff => Topic started by: speedwell on May 19, 2024, 23:25:22 pm



Title: what threads do i need to use??
Post by: speedwell on May 19, 2024, 23:25:22 pm
hi guys , i need your help , i would put an oil temperature sender  in my racetrim  oil sump
but i don't know  the threads , should I use as metric or NPT?  for the guy who worked  at auto haus do you remember ,
i can not remove the bolt as there some oil in the sump and case
thanks for you help
it's a little bit hurry


Title: Re: what threads do i need to use??
Post by: richie on May 20, 2024, 08:14:30 am
Hi Fabs, it will be npt, most temp senders are 1/8th npt but usually the sump has different size like 1/4npt so you need an adaptor to fit it

cheers Richie


Title: Re: what threads do i need to use??
Post by: speedwell on May 20, 2024, 12:27:36 pm
thx richie ..appreciate your help


Title: Re: what threads do i need to use??
Post by: speedwell on May 20, 2024, 14:31:25 pm
Hi Fabs, it will be npt, most temp senders are 1/8th npt but usually the sump has different size like 1/4npt so you need an adaptor to fit it

cheers Richie
this one?
1/4'' NPT male to 1/8'' NPT female
or here in belgium the sender can be in metric? so i will take 1/4npt female to  M10 male if avaible


Title: Re: what threads do i need to use??
Post by: richie on May 20, 2024, 18:22:49 pm
Yep that should work, can you measure outside of plug that's in sump right now? to confirm it is what i expect it to be :)

cheers Richie


Title: Re: what threads do i need to use??
Post by: speedwell on May 21, 2024, 18:56:20 pm
Yep that should work, can you measure outside of plug that's in sump right now? to confirm it is what i expect it to be :)

cheers Richie
here you go Richie, I took the measurement above the thread (16,9mm) and between the thread (15,6mm)


Title: Re: what threads do i need to use??
Post by: speedwell on May 21, 2024, 19:01:22 pm
Hi Fabs, it will be npt, most temp senders are 1/8th npt but usually the sump has different size like 1/4npt so you need an adaptor to fit it

cheers Richie
ritchie it seems that the vdo temp senders is M10 x 1


Title: Re: what threads do i need to use??
Post by: richie on May 21, 2024, 19:47:32 pm
Hi Fabs, it will be npt, most temp senders are 1/8th npt but usually the sump has different size like 1/4npt so you need an adaptor to fit it

cheers Richie
ritchie it seems that the vdo temp senders is M10 x 1

I haven't used one of those in sump, when i used vdo it was the dual temp and pressure sender in stock pressure location


Title: Re: what threads do i need to use??
Post by: richie on May 21, 2024, 19:48:27 pm
Yep that should work, can you measure outside of plug that's in sump right now? to confirm it is what i expect it to be :)

cheers Richie
here you go Richie, I took the measurement above the thread (16,9mm) and between the thread (15,6mm)

I need to double check that in morning to be sure :)


Title: Re: what threads do i need to use??
Post by: speedwell on May 21, 2024, 20:04:47 pm
Here's my sender