Check out rpm data loggers there very affordable. You can get a basic kit with digital display for around 1300. Then expand it later on
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2012 Denali 2500 EFI, 5" MBRP, 10mm cp3 conversion, SDP Intake Piping.
Pull Truck-2005 Dodge 2500, 12v motor, 3.0 smoothbore
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