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Summit vortec heads
how did you tune it? did you do the 411 swap?- tfrear
- Post #29
- Forum: 96+ Vortec Performance + Computer Swaps
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12200411 PCM swap for 1996 to 2000 GMT400 trucks
did he ever get ahold of you? i’m trying to do the same thing. @Lextech think you could send that sheet to me as well?? [email protected] i’d appreciate the hell out of it!!- tfrear
- Post #745
- Forum: 96+ Vortec Performance + Computer Swaps
