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Old 03-05-2012, 12:45 PM
ChrisH ChrisH is offline
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Join Date: Mar 2012
Posts: 12
Quote:
Originally Posted by Renntag View Post
Welcome and remember what obie wan said "Use the search, Luke"

Ya I've been searching my but off..and so far all seems to be very simple..nothing that I can't comprehend.



Let me google that for you

This is my favourite:
Glowplug - Wikipedia, the free encyclopedia

Well you got me there.
With out doing a search (for you), I cant answer that question other than to say, it must burn something "after" something important happens, like internal combustion.

I did read the WIKI link, WIKI's got tones of usfull info, but it didn't give to much on the afterglow stuff. I read the afterglow mod on the om617 directly.. People modding them for "afterglow"..linked here.
W123/W116/W126 OM617 Afterglow mod

I just don't understand what the benefits of doing it are? I'd assume to help ignite fuel on cold conditions, even if the motors at running temp, to possibly have less smoke? The link says to improve cold idle quality..I guess I just wanted to know how and when would this be a befenfial mod..me living in the desert, I see maybe mid 30's in the dead of winter..and snow is a exciting thing for us because we never get it..



They "plug a hole" and they "glow". It's really that simple.
Should have been explained in link above.
Does your toaster instantly spit out toast? Is your oven instantly HOT?

Basically thats its, lol. Super simple and I should of googled it before I posted
Honestly I read that afterglow thread right before I made my post..should of searched first.






Try this:
Let me google that for you

Looks like you might be top of the list since this forum is "The bee's knees".


That is helpful.

Ya I've built motors, ported heads, tuned a few cars, done some machine work, but I leave that for the pros. I usually work alone, so I've learned to go over every detail before finishing/starting something, so theres no mistakes that aren't easily fixed.
Tuning these 617's seems to be as easy as watching a boost/EGT & EMP gauge, add fuel, add boost/air and adjust from there...I deffinetely wouldn't attempt something like this if I didn't feel I could do it!



Ummm, how are you going to get the fuel from the tank to the injectors?
IP = Injection Pump. (the P word).

I knew what IP meant lol..I meant that IP pumps are basically replacing the fuel pump right? Or is a fuel pump still needed to get fuel to the IP, then the IP pumps it into the motor? This is something I need to research more because I need to figure out what I will/won't need to change/convert on my current gasser fuel system.
I thought I could remove/mod my fuel pump to make a hanger for the fuel lines/float level and run new fuel lines to the engine..and the IP would take care of the rest?



This seems way off base.
EGT's cant be "Cooled". Temps can be Lowered, raised, and even appear to be High or Low.
More fuel will never make more power with out the proper ratio of air.
The cycle of controlling exhaust temp begins at the compressor housing, not at fuel delivery. Fuel plays a part, but is not the key player.

Ya I kind of fumbled that one..should have read, reread and then reworded and then posted that.
By cooled I meant lowered lol..I joined the cummins forum, those guy seems knowledgeable. And they say that dumping more fuel to cool/lower EGT's, although its not the best..again different motor/different senario though. They did also say bigger turbos move more air, and not have to work as hard, thus also giving lower EGT's. Same reason as going from a 3" to a 5" exhaust kind of..
Not sure if thats coming out right, but I do understand it in my head lol. Also the reason behind me wanting a A/A intercooler! To lower AIT, and lower EGT's



Tell that to people in the great white north. They'd love to have heat without fuel. All this hot air to control with fuel, its enough to make you crazy.

Laugh with me here......you might be better off building a 4.0 Jeep in a garage, rather than in another jeep. Space constraint considerations to be made.

Hehe I guess that would make it easier I was actually planning on driving the jeep..its in perfect running order..and rebuilding a spare 4.0..I had 3 sitting here. Then just drop and swap for minimal downtime.


Read all the threads in the DIY link that WHunter posted above. It should take about a month, reading full time, to digest all the info.

Been reading them since he posted last night. Great info!


Well I just called all my clients and told them that I'd be busy looking up info for a new guy on the forum. What other things can I look up?



this posting was provide by 'tongue in cheek LLC', any and all info contained should be taken with a grain of salt and a large helping of "sense of humour" found in your local drug store. Any feelings of hurt should be ignored as these are sympathetic side effects of confusion.

Awsome F*ing post man!

Last edited by ChrisH; 03-05-2012 at 01:05 PM.
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