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Post History: flatbill
On lines 21 thru about 32 the afr drops a lot ( around 20) at mostly wide open throttle . It leans …In: Throttle cut and loss of power
3 years ago
Are you setting the initial timing with the vacuum advance disconnected and the line plugged. 25 se …In: Overheating after install
4 years ago
If y0ur cam is really lumpy you may try stepping up one number on the cam selection. Like from a 2 …In: Overheating after install
4 years ago
What is your spark timing like? Is the Fitech controlling the spark advance. Running retarded will …In: Overheating after install
4 years ago
Looks like the throttle blade is bent. Is this picture of the replaced throttle blade??In: Fitech 30005 idling very high
4 years ago
the large hissing noise sounds like an iac problem or a blown gasket on the intake track. BillkIn: Engine stalls when in drive
5 years ago
I have the same problem. See here.
https://fitechefituning.com/fitech-efi-tuning-forum-2/topic/f …In: Going rich when coasting.
5 years ago
Another try at adding a log. Billk
https://www.dropbox.com/s/nqrbi5tmr1ho4tt/oct13-001.csv?dl=0In: Fitech goes rich when throttle closed-tps=0, vacuum up, decellerating
5 years ago
I will reconfirm cam 2. I plan to dump the existing logs and make a couple new ones to eliminate th …In: Fitech goes rich when throttle closed-tps=0, vacuum up, decellerating
5 years ago
That will be great. I have to thank you and my wife for helping me muddle through this.In: Fitech goes rich when throttle closed-tps=0, vacuum up, decellerating
5 years ago
I think I may have fixed it. Thanks, Billk
These are the 3 latest datalogs that I did with the …In: Fitech goes rich when throttle closed-tps=0, vacuum up, decellerating
5 years ago
Sorry. I'm lousy at this stuff. I'll work the problem. BillkIn: Fitech goes rich when throttle closed-tps=0, vacuum up, decellerating
5 years ago
That's great. Thanks, BillkIn: Fitech goes rich when throttle closed-tps=0, vacuum up, decellerating
5 years ago
Just to give some more information. I have a Walbro 255 liter in tank pump with return. I run out …In: Fitech goes rich when throttle closed-tps=0, vacuum up, decellerating
5 years ago
Note that this is a port injection system, not a TBI. I ran these injectors on this engine with a M …In: Fitech goes rich when throttle closed-tps=0, vacuum up, decellerating
6 years ago
I'll give it a try and let you know. Do you think I might need larger injectors? I think I ha …In: Fitech goes rich when throttle closed-tps=0, vacuum up, decellerating
6 years ago
This may be a link https://www.dropbox.com/s/zmrwt1gok09o7v1/sept27-002.csv?dl=0
Thank …In: Fitech goes rich when throttle closed-tps=0, vacuum up, decellerating
6 years ago
OK, Lets try this.
For some reason it doesn't like the csv format. It only wants Allowed …In: Fitech goes rich when throttle closed-tps=0, vacuum up, decellerating
6 years ago
I've been searching google and this website but can't find info on what a cvs is. Help me …In: Fitech goes rich when throttle closed-tps=0, vacuum up, decellerating
6 years ago
Setup:
1956 Desoto Hemi 330 inch motor. tko 600 5 speed, 3.55 eight inch ford rear end, 3670 pou …In: Fitech goes rich when throttle closed-tps=0, vacuum up, decellerating
6 years ago
Quote from flatbill on May 30, 2019, 10:14 am
I use the big can filter from a Ford Crown Vic. It h …In: Serviceable Parts and Accessories
6 years ago
6 years ago
Look here.
https://fitechefituning.com/fitech-efi-tuning-forum-2/topic/temp-sensor/In: New to Forum and Fitech
6 years ago
I don't know the number. Someone will let you know. Its the standard Delco gm temp sender. …In: New to Forum and Fitech
6 years ago
You should have at least a 180 thermostat and maybe even a 190 to run efficiently.In: New to Forum and Fitech
6 years ago
Your temp sensor is probably faulty. There is a rash of bad temp sensors included in the kits. Yes …In: New to Forum and Fitech
6 years ago
I have not messed with the dTPS ACC gain and max settings so I cannot comment on that. Maybe someon …In: New to Forum and Fitech
6 years ago
Maybe try richening the afr targets.
Look here for some help,
https://fitechefituning.com/fite …In: New to Forum and Fitech
6 years ago
I am using a go port system on the Desoto motor in my car. I have an aftermarket aluminum intake wi …In: go port fitech
6 years ago
I would suggest that a fuel pressure gauge that is visible from the car will tell you what the press …In: Runs great then dies
6 years ago
What pressure gauge are you using? Try another gauge. The typical cheap fuel pressure gauges are …In: low fuel pressure on 3005
6 years ago
The vacuum advance will be in addition to the mechanical advance. Some distributors will allow too …In: Ported vacuum vs. full manifold vacuum
7 years ago
There are a number of ways to do it but you may want to limit the vacuum advance to 10 degrees. Bil …In: Ported vacuum vs. full manifold vacuum
7 years ago