BIG BOB, If you want to compare apples to apples use SAE. If you do any bombing and want to do another Dyno run unless the atmospheric conditions are exactly the same you will not get an acurate indication of the power changes, use SAE. Just my . 02.
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99 3500 QC 4x4 a/t 4. 10 SLT loaded except leather Driftwood/agate VA, PS, 18-11-99 reflash, Line-x, Geno's mud flaps/weights