The world’s baddest diesel trucks descend on Indianapolis every year for the Ultimate Callout Challenge. Even if you aren’t familiar with the event, there’s a fair chance you’ve seen videos from it—that is, if Cummins-powered pickups cross your feed now and again. Sadly for the tuners and shops involved, those videos sometimes show a truck erupting in a massive fireball on the dyno. Such was the case over the weekend for JBJ Diesel out of Idaho.
Jake Rodriguez’s third-gen Ram was performing beautifully on the dyno when the nitrous controller failed. Power numbers at the time of explosion were high—2,695 horsepower with revs still to give—but unfortunately, the engine gave first. You can see the carnage from a few angles below …
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Author: Caleb Jacobs
