How hot does your turbo manifold get? - Boost Forum

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How hot does your turbo manifold get?
Tuesday, December 04, 2007 11:05 AM
looking to get mine coated and trying decide what finish i want on it. the temperature decides the finish. can anyone run their car, shoot it with the infared thermometer and then let me know? or if anyone knows id appreciate it. so far there is 1300, 1450, 1700, 2400.

thanks




Re: How hot does your turbo manifold get?
Tuesday, December 04, 2007 11:19 AM
I could do mine but mines NA header. I know theres a big difference in boost and noboost EGT temps too.

I dont know if my temp gauge will go up that high either.



Buildin' n' Boostin for 08' - Alex Richards
Re: How hot does your turbo manifold get?
Tuesday, December 04, 2007 11:38 AM
I would go with 1700. If you are gettin anything near or over 1400, then you most likely have some serious lean/detonation issues.


-

"Youth in Asia"...I don't see anything wrong with that.
Re: How hot does your turbo manifold get?
Tuesday, December 04, 2007 11:57 AM
1700 should suffice

EGTs shouldn't go higher than that

my buddies turbo eco runs around 1400






Re: How hot does your turbo manifold get?
Tuesday, December 04, 2007 12:20 PM
1400-1450 in the DSM world is good\safe.

Chris


'02 Z-24 Supercharged
13.7 @102.45 MPH Third Place, 2007 GMSC Bash SOLD AS OF 01MAR08

Re: How hot does your turbo manifold get?
Tuesday, December 04, 2007 12:37 PM
kind of a related question, but yet not... ive noticed ceramic coating gets dull after awhile of use, would getting the hotter temped coatings keep the luster on?



Re: How hot does your turbo manifold get?
Tuesday, December 04, 2007 2:02 PM
I have my EGT gauge next to the O2 sensor in the elbow. My temps range from 900 to 1250 (normal driving) and 1400 to 1450 when I am crossing the line at w.o.t. in the 1/4 mile. I do realize that it is hotter before the turbo than after.....but....who wants to drill a hole in the manifold?




Re: How hot does your turbo manifold get?
Tuesday, December 04, 2007 2:08 PM
to get the extreme sterling 1700 its $215 and its slightly a duller color than the normal sterling coating which is $165 but too low of a temp. also the extreme has an orange peel to the look. and you have to add shipping and handling. now as for the jet 2000 its $265+ shipping and holds up to 2400 and comes in flat black, blue or grey. mine would be black obviously. is it worth the extra $50 for the jet 2000?



Re: How hot does your turbo manifold get?
Tuesday, December 04, 2007 3:04 PM
Vincent Morris wrote:to get the extreme sterling 1700 its $215 and its slightly a duller color than the normal sterling coating which is $165 but too low of a temp. also the extreme has an orange peel to the look. and you have to add shipping and handling. now as for the jet 2000 its $265+ shipping and holds up to 2400 and comes in flat black, blue or grey. mine would be black obviously. is it worth the extra $50 for the jet 2000?


good god man, my ceramic coater quoted me $80 to do my saab manifold inside and out. That was with 2000* coating with a lifetime warranty. I think yours is charging a bit too much.



Proud member of Jbody of Kentucky ... Click on sig to go!
Re: How hot does your turbo manifold get?
Tuesday, December 04, 2007 3:35 PM
Im planning to install my turbo kit this month!! That is my christmas gift from me to me!! So I should get my turbo manifold from ebay and get it coated?? or should I leave it as it is?? What you guys recommend?
Re: How hot does your turbo manifold get?
Tuesday, December 04, 2007 3:54 PM
its having jet hot do it. thats me to send it to MS, have them coat it, then send it back. says its really efficient and helps a ton for heat.




Re: How hot does your turbo manifold get?
Tuesday, December 04, 2007 5:26 PM
They quoted me $216 and i told them no, then i went to my automotive store and bought a can of Dupli-Color High Heat Exhaust coating in Blue, paint stayed on the manifold =D




My CarDomain!!! --- http://www.cardomain.com/ride/2543660
Re: How hot does your turbo manifold get?
Tuesday, December 04, 2007 7:36 PM
Lefix wrote:They quoted me $216 and i told them no, then i went to my automotive store and bought a can of Dupli-Color High Heat Exhaust coating in Blue, paint stayed on the manifold =D


ive personally seen their stuff and its amazing, and they back it with a pretty darn good guarantee. one of those do it right the first time and never have to worry about it anymore.



Re: How hot does your turbo manifold get?
Tuesday, December 04, 2007 8:41 PM
when my manifold was cherry hot we infared'ed it and the actual manifold itself was like 800 degrees, I think 816 to be exact, so if youre heating the metal of the manifold to over 1200 degrees you've got serious problems.



LE61T PTE6262 Powered

Re: How hot does your turbo manifold get?
Tuesday, December 04, 2007 9:18 PM
ive never figured out how hot it got but i figure the jet hot will help cool it too. cant hurt im sure.



Re: How hot does your turbo manifold get?
Wednesday, December 05, 2007 2:39 AM
Nope, I would have done it, if I could do it over again



LE61T PTE6262 Powered

Re: How hot does your turbo manifold get?
Thursday, December 06, 2007 5:43 PM
I would have done the Jet Hot too if it wasnt $220




My CarDomain!!! --- http://www.cardomain.com/ride/2543660
Re: How hot does your turbo manifold get?
Friday, December 07, 2007 4:46 AM
IMO I would get the highest coating possible and then wrap them with header wrap. The reason being is that you want to keep as much heat as possible inside the manifold. The hotter the exhaust, the faster it will flow and the faster your turbo will spool. People think that coatings and wrap are just to keep the under hood temps down and they do accomplish that but the main purpose is to keep the heat contained in the exhaust system so that the velocity of the exhaust gases are maintained. Most coatings will dull over time due to the heat and there is not much you can do about that. Wrapping them up I find gives a nice professional appearance and tells people you mean business.

Oh to answer your question I have no idea just how hot my manifolds get but I can tell ya that I can grab my downpipe with my bare hand right after a 1/4 mile pass. Never tried to grab a manifold but I have brushed them when working on the car inbetween runs at the track and I haven't burnt myself yet. Just watch not to touch any of the metal bands (I use DEI stainless ties), they will burn you.



Edited 1 time(s). Last edited Friday, December 07, 2007 4:49 AM


Quoth the Raven 'Nevermore
raven@accesswave.ca
Raven Autosports
55 McQuade Lake Cres,
Halifax, Nova Scotia, Canada
(902) 850-3330
10.82@132
Re: How hot does your turbo manifold get?
Friday, December 07, 2007 5:35 AM
raven wrote:IMO I would get the highest coating possible and then wrap them with header wrap. The reason being is that you want to keep as much heat as possible inside the manifold. The hotter the exhaust, the faster it will flow and the faster your turbo will spool. People think that coatings and wrap are just to keep the under hood temps down and they do accomplish that but the main purpose is to keep the heat contained in the exhaust system so that the velocity of the exhaust gases are maintained. Most coatings will dull over time due to the heat and there is not much you can do about that. Wrapping them up I find gives a nice professional appearance and tells people you mean business.

Oh to answer your question I have no idea just how hot my manifolds get but I can tell ya that I can grab my downpipe with my bare hand right after a 1/4 mile pass. Never tried to grab a manifold but I have brushed them when working on the car inbetween runs at the track and I haven't burnt myself yet. Just watch not to touch any of the metal bands (I use DEI stainless ties), they will burn you.


Thanks for the info but as for header wrap, not really a fan. i know its purpose, i know how it goes on. but for as small of a manifold i have it would be nearly impossible to put on. also i have heard bad things about water getting under it and ending up rusting it out from inside the wrap since its trapping any moisture left in there when its not running.



Re: How hot does your turbo manifold get?
Friday, December 07, 2007 5:55 AM
Vincent Morris wrote:
raven wrote:IMO I would get the highest coating possible and then wrap them with header wrap. The reason being is that you want to keep as much heat as possible inside the manifold. The hotter the exhaust, the faster it will flow and the faster your turbo will spool. People think that coatings and wrap are just to keep the under hood temps down and they do accomplish that but the main purpose is to keep the heat contained in the exhaust system so that the velocity of the exhaust gases are maintained. Most coatings will dull over time due to the heat and there is not much you can do about that. Wrapping them up I find gives a nice professional appearance and tells people you mean business.

Oh to answer your question I have no idea just how hot my manifolds get but I can tell ya that I can grab my downpipe with my bare hand right after a 1/4 mile pass. Never tried to grab a manifold but I have brushed them when working on the car inbetween runs at the track and I haven't burnt myself yet. Just watch not to touch any of the metal bands (I use DEI stainless ties), they will burn you.


Thanks for the info but as for header wrap, not really a fan. i know its purpose, i know how it goes on. but for as small of a manifold i have it would be nearly impossible to put on. also i have heard bad things about water getting under it and ending up rusting it out from inside the wrap since its trapping any moisture left in there when its not running.


Both of my manifolds are rather small (only 3 runners per side) and yes it was a pain to wrap them but really it wasen't too bad. And yeah you are right about wrap holding water and rusting out the manifold from the inside out but that really only happens when you wrap metal that has not been treated (ceramic coated, etc). I pulled all the wrap off mine a few weeks ago (redoing them with V-band flanges to the crossover pipe) and there was no signs of rust, just a little discoloration of the coating. Again though if you don't want to wrap them then just get the highest temp coating and call it a day.



Quoth the Raven 'Nevermore
raven@accesswave.ca
Raven Autosports
55 McQuade Lake Cres,
Halifax, Nova Scotia, Canada
(902) 850-3330
10.82@132
Re: How hot does your turbo manifold get?
Friday, December 07, 2007 3:10 PM
yeah im going with the jet 2000 and its rated to 2400 defrees. and it says it keeps it up to 40% cooler anyway. Thanks for the help though.




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