04 May MAMMOTH 1000 Chassis Dyno Test By Hennessey
MAMMOTH 1000 Chassis Dyno Test! // Hellcat RAM TRX Upgrade by Hennessey
Hennessey’s MAMMOTH 1000 RAM TRX lays down 761 rear wheel HP (176 RWHP over stock) and 701 rear wheel lb-ft of torque (140 RWTQ over stock) on our Dynojet chassis dyno. Stay tuned for further testing of this incredible supercharged 6.2L Hellcat-powered truck!