Specifications include, but are not limited to: Unit: Volvo L90C, John Deere 624L, Case 721 or equal alternate that meets or exceeds the specifications on the following pages. Engine: Heavy-duty turbocharged 6-cylinder diesel engine Peak horsepower rating: Minimum: 180 HP Full Tier 4 Compliance Extreme duty oil filtration system Exhaust shall be muffled 12/24-volt fuel heater Cold starting aid Engine must meet or exceed all EPA and DEP fuel requirements. Exhaust emission and noise level shall comply with all applicable Federal, State of Maine and EPA Standards Tier 4 Transmission: Power shift with torque converter or equal Torque converter shall be cooled & filtered Minimum of 4 forward and 3 reverse gears Service interval for trans shall be 2000 hrs. min Steering: Double acting, dual cylinder articulated steering (approximately 40° left and right articulation minimum) Brakes: Hydraulically operated, self-adjusting, power wet disc brakes on all 4 wheels Must be protected from the elements Parking brake shall be hand operated and spring activated A parking brake warning light Automatic brake application upon machine shutdown