We tested our X12 in a Cascadia daycab on Interstate and two-lane highways in Western New York, near Cummins’ Jamestown plant. Photos: Jim Park Cummins’ new X12 engine is slated to hit the street ...
Diesel-fueled engines have long attracted boaters with the prospect of great efficiency, range, durability, torque and safety thanks to the low volatility of this fuel. With few exceptions, however, ...