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question for hp tuner guys?

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Old Jun 3, 2014 | 08:20 PM
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how will a truck thats tuned for 8.1 marines react to having stock 6.0 injectors thrown back in my 2003 1500?
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Old Jun 3, 2014 | 08:23 PM
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it will run lean
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Old Jun 3, 2014 | 08:30 PM
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Too lean, don't do it. You HAVE to tune for injectors. Period!
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Old Jun 3, 2014 | 08:33 PM
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ok thats what i thought. i just hate to take my new motor to the dyno for a tune without breaking it in with my old tune.
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Old Jun 3, 2014 | 08:58 PM
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its either find a used set of 42s or waste some green on a mail order i guess and have it tuned for my 60s till its broke in then take it for the dyno tune.
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Old Jun 3, 2014 | 09:05 PM
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what vehicle is this going in?

what other mods are done ?
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Old Jun 3, 2014 | 09:09 PM
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2003 silverado rcsb full boltons 11.6cr 370ci prc ls6 2.5s and a custom grind cam and 150 shot of juice.
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Old Jun 3, 2014 | 09:28 PM
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i know the 60s are over kill but my tuner said hes not a fan of the 8.1 marines so im leaning towards some bosch ev14s that way i have room to grow
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Old Jun 3, 2014 | 09:46 PM
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check out deatsch werks 60# injectors. they are plug and play
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Old Jun 3, 2014 | 09:54 PM
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i saw those and thanks for the help
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