Cummins Inc. introduced a new 650-hp diesel engine for luxury
motorhomes, the ISX 650, at the Recreational Vehicle Industry
Association’s 45th Annual National RV Trade Show in Louisville,
Kentucky, last month. The ISX 650, with 1950 lb-ft of torque, represents
a new level of performance in the premium motorhome market.
The Cummins ISX delivers high performance through the use of
its in-house core technologies, including Cummins advanced electronic
controls, patented VG Turbo, high-pressure fuel system, combustion
technology and exhaust after-treatment.
The new ISX 650 is fully integrated with the Allison 4000 MH
model automatic transmission. The Allison 4000 MH model is rated up to
650 hp and 1950 lb-ft of torque.
