LT1-LT4 Modifications 1993-97 Gen II Small Block V8

Ls1 injectors

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Old 09-19-2010, 12:33 PM
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Default Ls1 injectors

Im building a mild 355 and i plan to run my fuel psi at 60 like ls cars.
i was given a set for free and i know that my stock 93 injectors wil not be enought im just looking to see if any one has done it or if i should just find some 94-97 injectors and run the 60psi
Old 09-19-2010, 12:57 PM
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I have a set installed in my bolt-on car.......They do work nicely but they are what they are weather you have the 26 or the 28.5,why crank fuel pressure up that high just to use Ls1 inj....you are better off getting a set of SVO30lb inj or some racetronix 32.2
Old 09-19-2010, 01:20 PM
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i plan to run the 60 psi anyways and i have the ls1 injectors cause they were free
Old 09-19-2010, 01:21 PM
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or i can buy a set of 30lb svo's for 75 but im thinking if these will work why spend the money
Old 09-19-2010, 01:55 PM
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Your stock 93's would be 26# at 60 psi or you can run the LS1 injector at that psi and have either 26 or 28 depending on what you got.
Old 09-19-2010, 02:00 PM
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i have the 28's and maybe mild 355 is a little of an under statement it will be a 11.8/1 236/242 590 on a 112 witha 200 shot on a wet kit lol. I just dont want to run out of injector on the motor or should i just buy the svo 30's and run 60psi
Old 09-19-2010, 02:40 PM
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Don't run any more pressure than you need.. the injectors start to become less balanced as a set the more pressure you run. The SVOs at 3 bar should be fine with your setup. If not then you can turn up the pressure
Old 09-19-2010, 02:43 PM
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At one point I was running 32lbs LS injectors at 58psi, now running 36lbs Trickflow injectors with a stock regulator.

IMO get lbs per hour with injector size NOT regulator. Many of the adjustable LT1 regulators have reliability issues, stock regulator works great.

Basically you can do this but in changing the regulator you are making a compromise to reliability, might never fail, but much more likely to than the stock regulator.
Old 09-19-2010, 03:37 PM
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Just get the SVOs and run them at normal pressure, they will be more than enough for you. Or get greentops if you are worried they won't be
Old 09-19-2010, 03:38 PM
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its a factory replacement regulator and it has a warrenty so im not too worried about it
Old 09-19-2010, 03:40 PM
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i may just get the svo's im doing some work on a kids car so i may just do the job for the injectors
Old 09-19-2010, 03:49 PM
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Originally Posted by brokenbird
its a factory replacement regulator and it has a warrenty so im not too worried about it
Then how do you plan on upping the pressure
Old 09-19-2010, 03:59 PM
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bwd at oriellys offers it in adj and non adj



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