________________________________________________________________________________

Perkins 1104C-44 Engine

General Technical Data

Perkins 1104C-44 Engine Specifications

Engine Model ............... Perkins 1104C-44
Engine Type ............... 4-Stroke four-cylinder liquid-cooled diesel
Number of Cylinders ............... 4
Cylinder Arrangement ............... In-line
Engine Bore, in (mm) ............... 4.13 (105.0)
Engine Stroke, in (mm) ............... 5.00 (127.0)
Displacement, cu.in (L) ............... 269 (4.40)
Aspiration ............... Natural
Rated Engine Power, hp (kW) ............... 85.7 (64.0)
Rated Engine Speed, rpm ............... 2400
Maximum Torque, Nm (ft-lbs) ............... 302 (226)
Torque Speed, rpm ............... 1400
Rotation ............... Anti-clockwise viewed from flywheel
Combustion System ............... Direct injection
Compression Ratio ............... 19.3:1
Firing Order ............... 1-3-4-2
Lubrication System ............... Gear pump
Oil Filter Type ............... Spin-on full flow or replaceable element
Oil Pump Type ............... Differential rotor, gear driven pump
Cooling System ............... Gear driven centrifugal coolant pump
Coolant Capacity, qts (L) ............... 15.9 (15.0)
Air Cleaner ............... Dual, dry element
Electrical System Rating, Volts ............... 12

Fuel System

Injection Pump Type ............... Rotary
Injection Pump Model ............... Bosch VE10
Fuel Atomiser ............... Multi-hole
Lift Pump Type ............... Electrical
Governor Type ............... Mechanical
Fuel Filter Type ............... Single element or replaceable paper element

Dimensions and Weight

Overall Width, in (mm) ............... 18.5 (470)
Overall Height, in (mm) ............... 32.0 (812)
Overall Depth, in (mm) ............... 26.1 (663)
Net Weight, lbs (kg) ............... 788 (357)

Perkins 1104C-44 Maintenance Data

Cylinder Block and Valves

Cylinder Bore Inside Diameter (Maximum), in (mm) ............... 4.1398 (105.150)
Cylinder Head (Max. Out of Flatness), in (mm) ............... 0.0012 (0.03)
Intake Valve Clearance, in (mm) ............... 0.008 (0.20)
Exhaust Valve Clearance, in (mm) ............... 0.018 (0.45)

Engine Oil and Filters

Engine Oil Type ............... SAE 5W-40, 10W-30, 15W-40
Oil Classification ............... API Service CE, CH-4 or CI-4
Oil Capacity, qts (L) ............... 8.5 (8.0)
Oil Filter Part Number ............... 2654407
Fuel Filter Part Number ............... 4816636, 4415122
Air Filter Part Number ............... 26510337, 26510338

Service Intervals

Service Air Cleaner Element ............... Every 300 hours
Check Alternator Belt ............... Every 300 hours
Change Engine Oil ............... Every 500 hours
Change Oil Filter ............... Every 500 hours
Replace Primary Fuel Filter ............... Every 500 hours
Check/Replace Secondary Fuel Filter ............... Every 500 hours
Replace Air Cleaner Element ............... Every 500 hours
Check and Adjust Valve Clearance ............... Every 1000 hours

Perkins 1104C-44 Service Specifications

Cylinder Block

Cylinder Bore Inside Diameter (Std), in (mm) ............... 4.1338-4.1348 (105.000-105.025)
Cylinder Bore Inside Diameter (Wear Limit), in (mm) ............... 4.1398 (105.150)
Cylinder Bore Oversize Inside Diameter (Std), in (mm) ............... 4.1535-4.1545 (105.500-105.525)
Cylinder Bore Oversize Inside Diameter (Wear Limit), in (mm) ............... 4.1594 mm (105.650)
Connecting Rod Small End Inside Diameter, in (mm) ............... 1.693-1.694 (43.01-43.04)
Connecting Rod Big End Inside Diameter, in (mm) ............... 2.6460-2.6465 (67.21-67.22)
Connecting Rod Big End Bearing Clearance, in (mm) ............... 0.0012-0.0032 (0.030-0.081)
Crankshaft Main Journal Outside Diameter (Std), in (mm) ............... 2.998-2.999 (76.16-76.18)
Crankshaft Main Journal Outside Diameter (Wear Limit), in (mm) ............... 2.9969 (76.12)
Crankshaft Journal Width (Center), in (mm) ............... 1.738-1.741 (44.15-44.22)
Crankshaft Journal Width (Other), in (mm) ............... 1.545-1.549 (39.24-39.35)
Crankshaft Main Bearing Width, in (mm) ............... 1.244-1.255 (31.62-31.88)
Crankshaft Main Bearing Clearance, in (mm) ............... 0.0022-0.0046 (0.057-0.117)
Crank Pin Outside Diameter (Std), in (mm) ............... 2.499-2.500 (63.47-63.49)
Crank Pin Outside Diameter (Wear Limit), in (mm) ............... 2.497 (63.43)
Crankshaft End Play, in (mm) ............... 0.002-0.015 (0.05-0.38)

Cylinder Head and Valves

Cylinder Head Flatness, in (mm) ............... 0.0004-0.0011 (0.01-0.03)
Leak Test Pressure, psi (kPa) ............... 29 (200)
Intake Valve Clearance (Cold), in (mm) ............... 0.008 (0.20)
Exhaust Valve Clearance (Cold), in (mm) ............... 0.018 (0.45)
Cylinder Head Hole Diameter for Intake Valve Guide, in (mm) ............... 0.5118-0.5128 (13.000-13.027)
Cylinder Head Hole Diameter for Exhaust Valve Guide, in (mm) ............... 0.5118-0.5128 (13.000-13.027)
Intake Valve Stem Outside Diameter, in (mm) ............... 0.3525-0.3533 (8.953-8.975)
Exhaust Valve Stem Outside Diameter, in (mm) ............... 0.3519-0.3528 (8.938-8.960)
Intake Valve Guide To Stem Clearance, in (mm) ............... 0.001-0.0027 (0.025-0.069)
Exhaust Valve Guide To Stem Clearance, in (mm) ............... 0.0016-0.0033 (0.040-0.084)
Intake Valve Head Diameter, in (mm) ............... 1.819-1.829 (46.20-46.45)
Exhaust Valve Head Diameter, in (mm) ............... 1.634-1.644 (41.51-41.75)
Valve Seat Angle (Intake/Exhaust), deg ............... 30
Valve Face Angle (Intake/Exhaust), deg ............... 30
Valve Guide Inside Diameter, in (mm) ............... 0.3543-0.3552 (9.000-9.022)
Valve Guide Outside Diameter, in (mm) ............... 0.5131-0.5137 (13.034-13.047 )
Valve Spring Free Length, in (mm) ............... 1.316 (33.50)
Cam Height (Intake), in (mm) ............... 0.2906-0.2946 (7.382-7.482)
Cam Height (Exhaust), in (mm) ............... 0.2914-0.2954 (7.404-7.504)

Piston and Piston Rings

Piston Pin Bore Inside Diameter, in (mm) ............... 1.5631-1.5633 (39.703-39.709)
Piston Pin to Small End Bushing Clearance, in (mm) ............... 0.0009-0.0017 (0.023-0.044)
Piston Pin Outside Diameter, in (mm) ............... 1.5628-1.5630 (39.694-39.700)
Piston Pin to Piston Bore Clearance, in (mm) ............... 0.0001-0.0006 (0.003-0.015)
Small End Bushing Outside Diameter, in (mm) ............... 1.7190-1.7259 (43.66-43.84)
Small End Bushing Inside Diameter, in (mm) ............... 1.5638-1.5645 (39.723-39.738)
Piston Groove Width for Top Compression Ring, in (mm) ............... 0.1015-0.1023 (2.58-2.60)
Piston Groove Width for Compression Second Ring, in (mm) ............... 0.0999-0.1007 (2.54-2.56)
Piston Groove Width for Oil Ring, in (mm) ............... 0.1385-0.1393 (3.52-3.54)
Top Compression Ring Width, in (mm) ............... 0.097-0.098 (2.47-2.49)
Second Compression Ring Width, in (mm) ............... 0.097-0.098 (2.47-2.49)
Oil Ring Width, in (mm) ............... 0.1366-0.1374 (3.47-3.49)
Top Ring Groove Side Clearance, in (mm) ............... 0.0035-0.0051 (0.09-0.13)
Second Ring Groove Side Clearance, in (mm) ............... 0.002-0.003 (0.05-0.09)
Oil Ring Groove Side Clearance, in (mm) ............... 0.0011-0.0027 (0.03-0.07)
Top Ring End Gap, in (mm) ............... 0.0118-0.0216 (0.30-0.55)
Second Ring End Gap, in (mm) ............... 0.0275-0.0374 (0.70-0.95)
Oil Ring End Gap, in (mm) ............... 0.0118-0.0216 (0.30-0.55)

Perkins 1104C-44 Tightening Torque Specs

Cylinder head bolts, Nm (lb-ft) ............... 100 (74)
Connecting rod nuts, Nm (lb-ft) ............... 70 (52)
Crankshaft main bearings bolts, Nm (lb-ft) ............... 245 (180)
Crankshaft pulley bolts, Nm (lb-ft) ............... 115 (85)
Flywheel bolts, Nm (lb-ft) ............... 105 (77)
Flywheel housing bolts, Nm (lb-ft) ............... 115 (85)
High-pressure fuel pipes nuts, Nm (lb-ft) ............... 30 (22)
Atomiser clamp bolts, Nm (lb-ft) ............... 35 (26)
Oil filter element, Nm (lb-ft) ............... 25 (18)
Oil inspection valve, Nm (lb-ft) ............... 12 (9)
Fan drive pulley bolts, Nm (lb-ft) ............... 44 (32)
Exhaust manifold bolts, Nm (lb-ft) ............... 33 (24)
Camshaft gear bolts, Nm (lb-ft) ............... 95 (70)
Alternator retaining nut, Nm (lb-ft) ............... 80 (59)