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Re: Turbo/EFI Baja

Posted: Sun Aug 04, 2019 6:54 pm
by buguy
It's probably aluminum. Might be able to get someone with a tig to just weld it back up for you. Should last forever. I'd definitely try jb weld first though.

Re: Turbo/EFI Baja

Posted: Mon Aug 05, 2019 7:08 pm
by Schweg
So double batch JB welded that thing back on. Just test fired the car it ran ok. Idle might need adjusting. Hopefully not though.


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Re: Turbo/EFI Baja

Posted: Tue Aug 06, 2019 3:00 am
by buguy
Oh crap. I hadn't thought of having to adjust the idle.

Re: Turbo/EFI Baja

Posted: Wed Aug 07, 2019 4:10 pm
by Schweg
So idle is great right at 900. So thankfully it will hold for a while.

Need some thoughts from the group though. After running logs. Any long pull in third weather auto tuning or not I seem to hit either my AFR safety. But I’m not sure why!?! my duty cycle is only 45% and that was at 18 psi on a second gear pull.

1st and 2nd are without issue up to redline.

Intake was hot at 170.

I did a 0-60 run yesterday to log the run. I’ll look at posting the log up in a bit


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Re: Turbo/EFI Baja

Posted: Wed Aug 07, 2019 4:19 pm
by panel
Is this not a good thing that you hit your AFR safely ?
Schweg wrote: Wed Aug 07, 2019 4:10 pm
Any long pull in third weather auto tuning or not I seem to hit either my AFR safety. But I’m not sure why!?!

Re: Turbo/EFI Baja

Posted: Wed Aug 07, 2019 4:23 pm
by Schweg
panel wrote: Wed Aug 07, 2019 4:19 pm Is this not a good thing that you hit your AFR safely ?
Schweg wrote: Wed Aug 07, 2019 4:10 pm
Any long pull in third weather auto tuning or not I seem to hit either my AFR safety. But I’m not sure why!?!
Im totally fine with hitting my AFR safety, I guess my confusion is in that it is not hitting it in 1st or 2nd?

Re: Turbo/EFI Baja

Posted: Wed Aug 07, 2019 4:31 pm
by buguy
Maybe not much load in 1&2?
Sorry I won't be much help though. I don't even know what an AFR safety is!

Re: Turbo/EFI Baja

Posted: Wed Aug 07, 2019 4:38 pm
by Schweg
buguy wrote: Wed Aug 07, 2019 4:31 pm Maybe not much load in 1&2?
Sorry I won't be much help though. I don't even know what an AFR safety is!

Its similar to the boost cut but the AFR version. It works on a change ratio so if your mapped at 12.1-1 fuel at 10psi and your AFR changes greater then XX% ( user defined) it steps in and calms things down so you don't break things.

makes me want to buy a fuel pressure sensor and see if my pump is just not maintaining what I need? I am pretty sure it is a load vs time thing. Ill try fourth tomorrow as well. The problem with loading third or fourth is that once I'm "loading" the engine I am breaking all the speed limits around me. I may look at some dyne time as there is one a block away.

Re: Turbo/EFI Baja

Posted: Wed Aug 07, 2019 4:43 pm
by buguy
Dyno would be great! I have the same trouble. I'm either breaking the speed limit or coming up hard on traffic.

Re: Turbo/EFI Baja

Posted: Wed Aug 07, 2019 5:19 pm
by Schweg
buguy wrote:Dyno would be great! I have the same trouble. I'm either breaking the speed limit or coming up hard on traffic.
I know, though it also don’t want to waste my time not knowing that I’m missing something stupid. Also would like to get my WI and intercooler together and working so that i can take advantage and not wish i could / need to do it again.


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Re: Turbo/EFI Baja

Posted: Wed Aug 07, 2019 5:25 pm
by buguy
Agreed. I'm going to get on a dyno as well, but I want to know I'm close. I don't know how it is in your area, but it's pretty expensive here. So I don't want to be wasting time doing simple tuning stuff that could have been done already on the street.

Re: Turbo/EFI Baja

Posted: Fri Aug 09, 2019 7:34 pm
by Schweg
Got my fuel issue sorted. Changed my tune, boost referenced my fuel pressure regulator and adjusted my AFR safety.

No issues this morning did a 0-60 run pulled a 9 sec time. Was slow on my 1-2 shift and there was no launch at all. I have left traffic lights harder just to make a light.

Looking to patch up some body work and back seat removal items that I have been looking to get sorted. Also need to change my oil this weekend.

Re: Turbo/EFI Baja

Posted: Sat Aug 10, 2019 5:09 am
by buguy
How are you gauging your time for the 0-60?

Re: Turbo/EFI Baja

Posted: Sat Aug 10, 2019 8:25 am
by Schweg
I have a speedhut GPS speedo/tach combo I had laying around from another project. Measures 0-60 and does 1/4 mile. I am afraid to run a 1/4 mile as I’ll certainly be breaking speed limits.




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Re: Turbo/EFI Baja

Posted: Sat Aug 10, 2019 8:40 am
by buguy
That's awesome!