Challenger MT297 - Transmission and PTO Specs

Specifications and Capacities
01-12 79028569 A Rev.
Type................................................................................................................................... Indirect injection, overhead valve
Aspiration .................................................................................................................................................................... Natural
Displacement ........................................................................................................................................ 2835 cc (173 cu. in.)
4 Cylinders
Bore...................................................................................................................................................... 95 mm (3.740 in)
Stroke................................................................................................................................................ 100 mm (3.937 in)
Engine Horsepower at 2500 rpm
Gross......................................................................................................................................................... 41 kw (55 hp)
Net............................................................................................................................................................. 39 kw (52 hp)
PTO Horsepower at 577 PTO rpm............................................................................................................... 34 kw (45.6 hp)
Firing Order................................................................................................................................................................. 1-3-4-2
Compression Ratio .................................................................................................................................................. 20.8 to 1
Low Idle Speed......................................................................................................................................................... 950 rpm
High Idle Speed ...................................................................................................................................................... 2750 rpm
Valve Clearance Cold
Intake..................................................................................................................................................... .35 mm (.014 in)
Exhaust ................................................................................................................................................. .35 mm (.014 in)
Air Cleaner ...................................................................................................................................... Dual stage, dry element
Engine Cooling ............................................................................................................................... Liquid, forced circulation
Cold Starting Aid............................................................................................................................................ Glow Plugs (4)
Transmission
Ty pe
Primary....................................................................................................... 4-speed fully synchronized, constant mesh
Range........................................................................................................................................ 4-speed constant mesh
Shuttle
Power Shuttle............................................ Electro-hydraulic control with multi-plate wet disc, 95% reverse reduction
Gear Speeds.......................................................................................................... 16 forward gears, 16 reverse gears
Clutch .................................................................................... Split torque, single stage dry with disc 275 mm (10.8 in)
Brakes ............................................................................................................... Mechanically actuated sealed wet disc
Power Take-Off (PTO)
Type............................................................................................................................................ Independent, engine driven
Control............................................................................................................................................. Electro-hydraulic control
Clutch ................................................................................................................ Hydraulically engaged, multi-plate wet disc
Rear PTO; Shaft six spline ......................................................................................................................... 35 mm (1.375 in)
Output ....................................................................................................................................................... Clockwise rotation
Engine Speed at 540 PTO rpm.............................................................................................................................. 2340 rpm
Hydraulics
Hydrostatic Steering System
Pump.................................................................................................................................. Engine mounted gear pump
Maximum Output ............................................................................................................... 22.4 l/min (5.9 US gals/min)