1.2.2. Specification for power unit engine Safety Regulations & Engine Specifications - 6 - Engine Model Items PU158TI PU180TI PU222TI Engine type Water-cooled, 4 cycle Vee type Turbo charged & intercooled Combustion chamber type Direct injection type Cylinder liner type Wet type, chromated or casting liner Timing gear system Gear driven type No. of piston ring Compression ring 2, oil ring 1 No. of cylinder-bore × stroke (mm) 8 – 128 × 142 10 – 128 × 142 12 – 128 × 142 Total piston displacement (cc) 14,618 18,273 21,927 Compression ratio 15 :
1 Engine dimension (length × width × height) (mm) 1,484 × 1,389 × 1,161.5 1,557 × 1,389 × 1,248 1,717 × 1,389 × 1,288 Engine dry weight (kg) 950 1,175 1,575 Fuel injection order 1-5-7-2-6-3-4-8 1-6-5-10-2-7-3-8-4-9 1-12-5-8-3-10-6-7- 2-11-4-9 Injection pump type Bosch in-line P type Governor type Mechanical type Injection nozzle type Multi-hole type Fuel injection pressure (kg/cm2) 285 Compression pressure (kg/cm2) 28 (at 200 rpm) Intake and exhaust valve clearance (at cold) (mm) 0.3 / 0.4 Intake valve Open at 24° (B.T.D.C) Close at 36° (A.B.D.C) Exhaust valve Open at 63° (B.B.D.C) Close at 27° (A.T.D.C) Lubrication method Pressurized circulation Oil pump type Gear type Oil filter type Full-flow, cartridge type Lubricating oil capacity (max./min.) (lit) 21 / 17 35 / 28 40 / 33 Oil cooler type Water cooled Water pump Centrifugal type driven by belt Cooling Method Pressurized circulation Cooling water capacity (engine only) (lit) 20 21 23 Thermostat type Wax pallet type (71 ~ 85 °C) Alternator voltage – capacity (V – A) 24 – 45 Starting Motor voltage – output (V – kW) 24 – 7.0 Battery capacity (V – AH) 24 – 200