28 HP @ 3400 RPM
CATERPILLAR ENGINE SPECIFICATIONS
In-Line 3 Cylinder, Four-Stroke-Cycle Diesel
Bore — mm (in) . . . . . . . . . . . . . . . . . . 77 (3.03)
Stroke — mm (in). . . . . . . . . . . . . . . . . 81 (3.19)
Displacement — liter (cu in) . . . . . . 1.13 (68.96)
Combustion System . . . . . . . . . Indirect injection
Rotation (from flywheel end) . .Counterclockwise
Aspiration. . . . . . . . . . . . . . . Naturally Aspirated
Capacity for Liquids — L (U.S. qts)
— Cooling System (engine only) . . . . . . 1.9 (2.0)
— Lube Oil System (refill). . . . . . . . . . . .4.9 (5.2)
Weight, Net Dry (approximate). . . . . . 187.4 LBS
Flywheel
Fuel injection pump, Spin-on fuel filter
Glow plugs for cold starting down to -20°C(-4°F)
Lube oil sump, Lube oil filter
Inlet manifold (Loose Air Filter Included)
Cast iron exhaust manifold — side outlet
Engine Shut-off Solenoid (ESOS)
Lube oil pressure switch
Coolant temperature switch
This 1.13 liter engine offers a wide choice of rated speeds with this 3400 rpm rating developed for turf applications. The ultra-compact 0.10 m3 package size ensures ease of installation for manufacturers as well as providing an exceptional 195 kW/m3 power-to envelope ratio.

Cast iron engine block and cylinder head
Flywheel and flywheel housing
Fuel injection pump
Spin-on fuel filter
Glow plugs for cold starting down to -20° C (-4° F)
Lube oil sump
Lube oil filter
Inlet manifold (Loose Air Filter Included)
Cast iron exhaust manifold — side outlet
Belt-driven coolant pump
Alternator 12 volt 15 amp
Engine Shut-off Solenoid (ESOS)
Lube oil pressure switch
Coolant temperature switch
Provision for PTO
Choice of cooling fans (not supplied)
Starter motor 12 volt
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ORDER 2001038 Sale Price...$332.95 D59-942

Optional Radiator with Electric Fan
(Can Be Located Remote - No Hoses)