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General Information & SpecificationsXR620/621/842/1045/1245/1254/1267/1534/2050/3034Table 1-13. Engine SpecificationsItemSpecificationManufacturerPerkins Engines, Inc.Model 1104Emission standardTier 2 or Tier 3 (depending on application)Number of cylinders 4Cylinder arrangementCycleHorsepowerDirection of rotationAir induction system (aspiration)ItemCombustion systemInlineFour strokeModel 620/621: 84 hp @ 2,300 rpmModel 842:Model 1045:Model 1245:Model 1254:Model 1267:Model 1534:Model 2050:Model 3034:Clockwise (from front)99 hp @ 2,300 rpm108 hp @ 2,300 rpm122 hp @ 2,300 rpm122 hp @ 2,300 rpm130 hp @ 2,300 rpm122 hp @ 2,300 rpm130 hp @ 2,300 rpm130 hp @ 2,300 rpmTurbocharged(charge is cooled on 1045/1245/1254/1267/1534/2050/3034)Direct injectionSpecificationFiring order 1 - 3 - 2 - 4Low idleHigh idle1,000 rpm2,300 rpmValve tip clearances (cold engine) Intake: 0.008 in. (0.20 mm)Exhaust: 0.018 in. (0.45 mm)Lubricating oil pressure 1VoltageStarting aid43 lbf/in. (300 kpa, 3.0 kg/cm)12 voltsGlow plug heated combustion chamber1 Minimum pressure at maximum engine speed and normal engine temperature.Service Manual Rev 01 – 05/10 1-28P/N 24933-000