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Question about tuning fuel injectors

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Old Jan 21, 2024 | 12:13 PM
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Default Question about tuning fuel injectors

Hey everyone I got a question. I知 going to try to drive my turbo build 5.3 to the dyno maybe about a hour or so away, but my injectors are Deka 80lb injectors and I致e done DOD/AFM delete, VVT Delete, swapped cams with BTR Twin turbo cam the first version of it, swapped springs and I知 sure I知 forgetting something but anyways I have HP Tuners and I知 trying to figure out what will be a safe/good enough settings for my fuel injectors not to over load my cylinders and I know I have to disable the deletes I did in the Hp tuners too but what would I need to do about my fuel injectors? I知 still learning about this tuning stuff but I just need safe settings to be able to drive my truck to the dyno. Thanks all in advance.
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Old Jan 21, 2024 | 11:14 PM
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Originally Posted by Husky_P
Hey everyone I got a question. I知 going to try to drive my turbo build 5.3 to the dyno maybe about a hour or so away, but my injectors are Deka 80lb injectors and I致e done DOD/AFM delete, VVT Delete, swapped cams with BTR Twin turbo cam the first version of it, swapped springs and I知 sure I知 forgetting something but anyways I have HP Tuners and I知 trying to figure out what will be a safe/good enough settings for my fuel injectors not to over load my cylinders and I know I have to disable the deletes I did in the Hp tuners too but what would I need to do about my fuel injectors? I知 still learning about this tuning stuff but I just need safe settings to be able to drive my truck to the dyno. Thanks all in advance.
If you have HPtuners, it is a simple matter to put in all the correct data for those injectors. And by ALL the data, I mean not just IFR. The only problem then will be the cam swap. The motor will run like **** and probably not hold idle until it is tuned. Not sure what kind of an hour drive you are taking, but it may be a difficult one.
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Old Jan 22, 2024 | 12:24 AM
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Originally Posted by gametech
If you have HPtuners, it is a simple matter to put in all the correct data for those injectors. And by ALL the data, I mean not just IFR. The only problem then will be the cam swap. The motor will run like **** and probably not hold idle until it is tuned. Not sure what kind of an hour drive you are taking, but it may be a difficult one.
Well my plan B was to get a base line tune emailed to me and loaded up onto my computer, so it痴 sounding like just pay $250 for the base line tune that way I can drive it the distance I need
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Old Jan 22, 2024 | 01:54 AM
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Originally Posted by Husky_P
Well my plan B was to get a base line tune emailed to me and loaded up onto my computer, so it痴 sounding like just pay $250 for the base line tune that way I can drive it the distance I need
Your money, but you could easily do most of it yourself if you have a little time. The only part that gets a bit sketchy is when you start trying to dial in high load and rpm areas. This can be quite dangerous on the street, and is also the area where you start to get real consequences such as blown motors if you make a mistake. Good tuners operating on a dyno are great for that part. Also, most dyno tunes end up ONLY tuning the wide open areas, and completely skip overall drivability tuning. It might be worth it to you to do a bit of reading over on the HPtuners forums to get an idea of what is involved in the tuning process. At the very least it may give you the ability to tell if the person doing the dyno tune is giving you your money's worth.
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Old Jan 22, 2024 | 02:11 AM
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This should be the injector data.
Attached Files
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Old Jan 22, 2024 | 09:17 AM
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Originally Posted by gametech
Your money, but you could easily do most of it yourself if you have a little time. The only part that gets a bit sketchy is when you start trying to dial in high load and rpm areas. This can be quite dangerous on the street, and is also the area where you start to get real consequences such as blown motors if you make a mistake. Good tuners operating on a dyno are great for that part. Also, most dyno tunes end up ONLY tuning the wide open areas, and completely skip overall drivability tuning. It might be worth it to you to do a bit of reading over on the HPtuners forums to get an idea of what is involved in the tuning process. At the very least it may give you the ability to tell if the person doing the dyno tune is giving you your money's worth.
Yea that痴 what I don稚 want to happen right now, this is going to be my tow rig so I definitely don稚 want to blow my motor before I even get to drive it on the road, but I値l do some more research before I make my decision thank you so much for the advice and help bud
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Old Jan 22, 2024 | 08:00 PM
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Originally Posted by Husky_P
Well my plan B was to get a base line tune emailed to me and loaded up onto my computer, so it痴 sounding like just pay $250 for the base line tune that way I can drive it the distance I need
If you are paying someone to tune, I don't see why you wouldn't do this.

Injector data is the most important thing in a tune. If you aren't familiar with HPT of those particular injectors, I'd put the responsibility on the tuner.
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Old Jan 22, 2024 | 08:09 PM
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Originally Posted by LilJayV10
If you are paying someone to tune, I don't see why you wouldn't do this.

Injector data is the most important thing in a tune. If you aren't familiar with HPT of those particular injectors, I'd put the responsibility on the tuner.
Yea I think that痴 what I値l do for this build seeing as I don稚 need this engine messing up on me, kinda need it to be nearly flawless lol
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