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Search took 0.03 seconds. Search: Posts Made By: EdKiefer
Forum: EcoModding Central 05-06-2012, 08:57 AM
Replies: 94
Views: 33,094
Posted By EdKiefer
Since the O2 sensor is being used at idle and low...

Since the O2 sensor is being used at idle and low speeds I would think it would be around 14.7 . I never measured mine but do know it hunts (trying to keep at 14.7 ) at idle and up as long as part...
Forum: EcoModding Central 03-04-2012, 09:18 AM
Replies: 15
Views: 5,285
Posted By EdKiefer
This might have advantage with motorcycle engines...

This might have advantage with motorcycle engines (compact size) but on car engines its not a problem . With older type that use a saddle caps for main bearings there is plenty of room for air to...
Forum: The Unicorn Corral 11-09-2011, 08:56 AM
Replies: 187
Views: 47,859
Posted By EdKiefer
It would act like a idle control valve ,...

It would act like a idle control valve , bypassing the throttle-body . only thing at low speeds, idle it suppose to work like stock, same vacuum .
On some of the vehicles the vacuum goes down lower...
Forum: EcoModding Central 08-09-2011, 09:41 AM
Replies: 47
Views: 12,571
Posted By EdKiefer
I think that depends on how lean you can get a...

I think that depends on how lean you can get a carb system . I might be wrong but I don't think you can get carb systems to run good at lean mixtures (above 15:1) like fuel injector .
I used to work...
Forum: Off-Topic Tech 08-04-2011, 08:23 AM
Replies: 9
Views: 4,074
Posted By EdKiefer
You can also test it first with no bulbs in any...

You can also test it first with no bulbs in any sockets, then add each one and test it might help narrow down area that is shorted .
Forum: EcoModding Central 07-23-2011, 07:44 AM
Replies: 28
Views: 7,621
Posted By EdKiefer
I don't think this is good idea if you can get...

I don't think this is good idea if you can get UD over the counter . I used to be machinist along with later being mechanic .
Here few issues that needs to be addressed .

1) you need to make...
Forum: EcoModding Central 07-08-2011, 05:21 PM
Replies: 48
Views: 20,566
Posted By EdKiefer
while most tuner type tune/reflash does improve...

while most tuner type tune/reflash does improve efficiency , its partly done by leaning A/F at high loads and increasing ignition timing , its tuned for 91+ fuels .

Now for eco uses you want to...
Forum: EcoModding Central 06-28-2011, 10:04 PM
Replies: 9
Views: 6,358
Posted By EdKiefer
http://locost7.info/files/engine/1zzfe.pdf

http://locost7.info/files/engine/1zzfe.pdf
Forum: EcoModding Central 10-09-2010, 09:59 AM
Replies: 94
Views: 33,094
Posted By EdKiefer
lets see there is a round plug that should cover...

lets see there is a round plug that should cover the injectors ,water gauge sensor in extension fitting on lower IM outlet) . the other sensors like ECT, TPS, ISC and knock went into main harness...
Forum: EcoModding Central 09-30-2010, 02:04 PM
Replies: 36
Views: 20,136
Posted By EdKiefer
don't have any specific experience with your...

don't have any specific experience with your engine but this might help .

Think of valve timing events(intake open/closing , exhaust open/closing) as if it was a SOHC (1 cam) , then split it up to...
Forum: EcoModding Central 09-25-2010, 12:50 PM
Replies: 94
Views: 33,094
Posted By EdKiefer
the Fords are better than those old Chyslers IMO...

the Fords are better than those old Chyslers IMO but they were lighter cars .
There are many ECU on ford depending on model/yr . Some have octane switch for timing, some have programed with larger...
Forum: EcoModding Central 09-23-2010, 11:18 AM
Replies: 8
Views: 1,165
Posted By EdKiefer
Most conventional transmission have oil pump...

Most conventional transmission have oil pump driven off inputshaft which spins with torque converter/flywheel.
So if engine is off then no oil pressure but for real short periods it might be ok, but...
Forum: EcoModding Central 07-21-2010, 08:54 AM
Replies: 24
Views: 7,883
Posted By EdKiefer
The only thing you might want to check is...

The only thing you might want to check is head/EGT temps .
With running ignition timing high with no EGR and lean A/F (17:1 ) .
You might get a condition were head temps raise during cruising ,...
Forum: EcoModding Central 07-20-2010, 05:44 PM
Replies: 24
Views: 7,883
Posted By EdKiefer
How much timing are you running at idle and 1k...

How much timing are you running at idle and 1k rpm . How many maps are there between 1k and 2k (map ever 100, 200, 500 etc) rpm ?
Does This turbo engine have a EGR working , that will be a factor...
Forum: EcoModding Central 07-20-2010, 01:58 PM
Replies: 24
Views: 7,883
Posted By EdKiefer
I have some limited experience with stand alone...

I have some limited experience with stand alone units . The factory changes spark advance a lot in most cars some goes to 40 deg at low speed/ part throttle vacuums .
On after market though on many...
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