Is there anything special about a 512k Mexico L31? I thought the appeal of the Mexico L31 was the one that came with the 1MB PCM, thus giving a factory starting point to be able to run the later PCM.Originally Posted by 1FastBrick
Is there anything special about a 512k Mexico L31? I thought the appeal of the Mexico L31 was the one that came with the 1MB PCM, thus giving a factory starting point to be able to run the later PCM.
1998 GMC Sierra K1500 5.7/4L80E, longtubes, 411 w/COS 5, marine cam/intake, Whipple. 91 octane at 6000'.
1997 GMC Sierra K3500 7.4/4L80E, 411 w/COS 3, Whipple, small cam.
2004 Corvette Z06 with longtubes.
I can not think of anything specific.
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