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Continental TME27 Engine

General Technical Data

Engine Specifications

Engine Model ............... Continental TME27
Engine Type ............... 4-cycle inline 4-cylinder overhead valve liquid-cooled industrial engine
Number of Cylinders ............... 4
Cylinder Arrangement ............... In-line
Engine Bore, in (mm) ............... 3.58 (91.0)
Engine Stroke, in (mm) ............... 3.70 (94.0)
Displacement, cu.in (L) ............... 164 (2.7)
Rated Engine Power, hp (kW) ............... 72 (53.7) at 3000 rpm
Rated Engine Speed, rpm ............... 1500-3000
Peak Torque ............... 129.3 lb-ft (17.9 kg-m) at 1800 rpm
Idle Speed ............... 750-850 rpm
Operating Speed ............... 1800-2400 rpm
Compression Ratio ............... 9.5:1
Firing Order ............... 1-3-4-2
Cylinder Block Type ............... Cast iron
Cylinder Head Type ............... Cast iron overhead valve
Lubrication System ............... Full-pressure
Oil Pump Type ............... Gear-driven high-volume
Oil Filter Type ............... Full-flow spin-on
Cooling System ............... Liquid-cooled
Water Pump Type ............... Belt-driven centrifugal
Air Cleaner Type ............... Dry dual-stage
Throttle Control ............... Drive-by-wire electronic
Engine Management ............... On-board electronic ECU
Emission Certification ............... EPA and CARB certified
Starting System ............... Electric Starter
Electrical System ............... 12V
Alternator Output ............... 65 or 95A

Fuel System

Fuel Type Options ............... Gasoline, LPG, Dual Fuel
Injection Type ............... Sequential multi-port electronic fuel injection for gasoline
Fuel Injection Pump ............... Electronic high-pressure rail
Fuel Delivery Method ............... Electronic control unit actuated sequential injection
Throttle Body Type ............... Electronic drive-by-wire assembly
LPG Carburetor Type ............... Closed-loop electronic mixer system
Gasoline Fuel Pressure, psi (kPa) ............... 43.5 (300)
LPG Regulator Inlet Pressure, psi (kPa) ............... 312 (2150)
Governor Type ............... Electronic precise speed control
Fuel Filter Type ............... Inline spin-on high efficiency canister
Air Fuel Ratio Control ............... Closed-loop oxygen sensor feedback
Minimum Fuel Octane Rating ............... 85 motor method gasoline
Oxygen Sensor ............... Heated pre-catalyst and post-catalyst
Manifold Absolute Pressure Sensor ............... Electronic silicon element type
Fuel Pump Type ............... Electric submergible or chassis mount inline
Fuel Rail Type ............... Extruded aluminum damped rail

Dimensions and Weight

Overall Length, in (mm) ............... 26.8 (680)
Overall Width, in (mm) ............... 19.8 (505)
Overall Height, in (mm) ............... 27.5 (700)
Dry Weight, lbs (kg) ............... 445 (202)

Maintenance Data

Service Information

Compression Pressure, Minimum, psi (kPa) ............... 150 (1034)
Minimum Oil Pressure at Idle Speed , psi (kPa) ............... 15 (103)
Minimum Oil Pressure at Rated Speed, psi (kPa) ............... 45-60 (310-414)
Thermostat Opening Temperature, F (C) ............... 180 (82)
Thermostat Fully Open Temperature, F (C) ............... 202 (94)
Spark Plug Gap, in (mm) ............... 0.035 (0.90)
Intake Valve Clearance, Cold, in (mm) ............... 0.012 (0.30)
Exhaust Valve Clearance, Cold, in (mm) ............... 0.014 (0.35)

Engine Oil and Coolant

Engine Oil Type .................. SAE 30, SAE 10W-30, 15W-40
API Service Classifications ......................... CD or CE
Engine Oil Capacity with Filter, qt (L) ............... 6.5 (6.1)
Engine Oil Capacity (Total), qt (L) ............... 7.0 (6.6)
Cooling System Capacity, qt (L) ............... 5.5 (5.2)

Service Intervals

Change engine oil ............... Every 100 hours
Replace oil filter ............... Every 100 hours
Replace fuel filters ............... Every 250 hours
Service air filter ............... Every 250 hours
Replace air filter ............... Every 500 hours
Change coolant ............... Every 2000 hours
Valve-lash adjustment ............... Every 500 hours
Check fuel system ............... Every 1000 hours
Replace spark plug ............... Every 1000 hours
Compression test ............... Every 1000 hours
Belt inspection ............... Every 100 hours

Service Specifications

Cylinder Bore Inside Diameter, in (mm) ............... 3.5827-3.5835 (91.000-91.020)
Cylinder Bore Maximum Out of Round, in (mm) ............... 0.0010 (0.025)
Cylinder Bore Maximum Taper, in (mm) ............... 0.0010 (0.025)
Crankshaft Main Journal Diameter, in (mm) ............... 2.8718-2.8730 (72.944-72.974)
Main Bearing Oil Clearance, in (mm) ............... 0.0015-0.0035 (0.038-0.089)
Crankpin Journal Diameter Standard, in (mm) ............... 1.9365-1.9375 (49.187-49.212)
Connecting Rod Bearing Clearance, in (mm) ............... 0.0012-0.0032 (0.030-0.081)
Crankshaft End Play, in (mm) ............... 0.0040-0.0080 (0.102-0.203)
Connecting Rod Side Clearance, in (mm) ............... 0.0050-0.0100 (0.127-0.254)
Piston to Cylinder Bore Clearance, in (mm) ............... 0.0015-0.0025 (0.038-0.063)
Piston Pin Diameter, in (mm) ............... 1.1250-1.1254 (28.575-28.585)
Piston Pin to Piston Bore Clearance, in (mm) ............... 0.0002-0.0006 (0.005-0.015)
Top Ring Side Clearance, in (mm) ............... 0.0020-0.0040 (0.051-0.102)
Second Ring Side Clearance, in (mm) ............... 0.0015-0.0035 (0.038-0.089)
Oil Ring Side Clearance, in (mm) ............... 0.0010-0.0030 (0.025-0.076)
Top Ring End Gap, in (mm) ............... 0.010-0.020 (0.25-0.51)
Second Ring End Gap, in (mm) ............... 0.010-0.020 (0.25-0.51)
Oil Ring End Gap, in (mm) ............... 0.010-0.025 (0.25-0.64)
Cylinder Head Deck Warpage, in (mm) ............... 0.0030 (0.076)
Cylinder Block Deck Warpage, in (mm) ............... 0.0040 (0.102)
Intake Valve Stem Diameter, in (mm) ............... 0.3415-0.3422 (8.674-8.692)
Exhaust Valve Stem Diameter, in (mm) ............... 0.3405-0.3412 (8.649-8.666)
Intake Valve Stem to Guide Clearance, in (mm) ............... 0.0010-0.0025 (0.025-0.064)
Exhaust Valve Stem to Guide Clearance, in (mm) ............... 0.0020-0.0035 (0.051-0.089)
Valve Face Angle, deg ............... 45
Valve Seat Angle, deg ............... 45
Valve Spring Free Length, in (mm) ............... 1.820 (46.23)
Camshaft Journal Diameter, in (mm) ............... 1.997-1.998 (50.72-50.75)
Camshaft Bearing Oil Clearance, in (mm) ............... 0.0015-0.0035 (0.038-0.089)
Camshaft End Play, in (mm) ............... 0.0030-0.0070 (0.076-0.178)
Oil Pump Gear End Clearance, in (mm) ............... 0.0015-0.0030 (0.038-0.076)
Oil Pump Outer Gear to Housing Clearance, in (mm) ............... 0.0040-0.0070 (0.102-0.178)
Rocker Arm Shaft Oil Clearance, in (mm) ............... 0.0005-0.0020 (0.013-0.051)

Tightening Torques

Cylinder Head Bolts (1-Stage), lb-ft (Nm) ............... 60 (81)
Cylinder Head Bolts (2-Stage), lb-ft (Nm) ............... 90-105 (122-142)
Main Bearing Cap Bolts, lb-ft (Nm) ............... 110-120 (149-163)
Connecting Rod Cap Nut (1-Stage), lb-ft (Nm) ............... 35 (47)
Connecting Rod Cap Nut (2-Stage), lb-ft (Nm) ............... 55-60 (75-81)
Flywheel to Crankshaft Bolts, lb-ft (Nm) ............... 75-85 (102-115)
Flywheel Housing to Block Bolts, lb-ft (Nm) ............... 40-45 (54-61)
Crankshaft Damper Pulley Bolt, lb-ft (Nm) ............... 130-140 (176-190)
Camshaft Thrust Plate Bolts, lb-ft (Nm) ............... 18-22 (24-30)
Camshaft Gear Bolt, lb-ft (Nm) ............... 55-65 (75-88)
Rocker Arm Shaft Bracket Bolts, lb-ft (Nm) ............... 25-30 (34-41)
Valve Cover Fasteners, lb-ft (Nm) ............... 8-12 (11-16)
Oil Pan Drain Plug, lb-ft (Nm) ............... 25-35 (34-47)
Oil Pan Mounting Fasteners, lb-ft (Nm) ............... 15-20 (20-27)
Oil Pump Mounting Bolts, lb-ft (Nm) ............... 20-25 (27-34)
Intake Manifold Fasteners, lb-ft (Nm) ............... 23-28 (31-38)
Exhaust Manifold Fasteners, lb-ft (Nm) ............... 28-33 (38-45)
Water Pump Mounting Fasteners, lb-ft (Nm) ............... 20-25 (27-34)
Thermostat Housing Fasteners, lb-ft (Nm) ............... 15-20 (20-27)
Spark Plugs or Gas Fuel Injectors, lb-ft (Nm) ............... 20-25 (27-34)
Alternator Mounting Pivot Bolt, lb-ft (Nm) ............... 35-45 (47-61)
Starter Motor Mounting Bolts, lb-ft (Nm) ............... 45-55 (61-75)
Front Timing Gear Cover Fasteners, lb-ft (Nm) ............... 15-20 (20-27)
Rear Oil Seal Housing Fasteners, lb-ft (Nm) ............... 10-14 (14-19)
Fuel Rail Mounting Bolts, lb-ft (Nm) ............... 15-18 (20-24)
Throttle Body Nut Mounting, lb-ft (Nm) ............... 12-15 (16-20)
Oxygen Sensor in Exhaust Pipe, lb-ft (Nm) ............... 30-35 (41-47)
Knock Sensor in Engine Block, lb-ft (Nm) ............... 15-18 (20-24)
Coolant Temperature Sensor, lb-ft (Nm) ............... 12-15 (16-20)
Oil Pressure Switch Sender Assembly, lb-ft (Nm) ............... 10-14 (14-19)
Flywheel Inspection Cover Screws, lb-ft (Nm) ............... 7-10 (9-14)
Crankshaft Position Sensor Bracket Bolt, lb-ft (Nm) ............... 8-11 (11-15)
Camshaft Position Sensor Screw, lb-ft (Nm) ............... 7-9 (9-12)
Distributor Mixer Base Adapter LPG, lb-ft (Nm) ............... 15-20 (20-27)
LPG Regulator Bracket Mounting Nuts, lb-ft (Nm) ............... 18-22 (24-30)
Fuel Transfer Pump Fasteners Block Side, lb-ft (Nm) ............... 15-22 (20-30)
Exhaust Shield to Manifold Screws, lb-ft (Nm) ............... 8-11 (11-15)
Air Cleaner Assembly Bracket Mounting, lb-ft (Nm) ............... 20-26 (27-35)
Breather Tube Baffle Plate Fasteners, lb-ft (Nm) ............... 7-10 (9-14)
Idler Pulley Tensioner Assembly Bolt, lb-ft (Nm) ............... 35-40 (47-54)
Fan Hub Assembly Support Bracket, lb-ft (Nm) ............... 35-45 (47-61)
Oil Inlet Tube to Oil Pump, lb-ft (Nm) ............... 15-20 (20-27)
Oil Cooler Assembly Tie Bolts, lb-ft (Nm) ............... 18-24 (24-33)
Cylinder Block Expansion Plug Driver Caps, lb-ft (Nm) ............... 12-15 (16-20)
Cylinder Block Drain Cock Valve Body, lb-ft (Nm) ............... 10-14 (14-19)
Gear Cover Plate Reinforcement Fasteners, lb-ft (Nm) ............... 15-20 (20-27)
Rocker Arm Adjusting Nut Lock Mechanism, lb-ft (Nm) ............... 14-18 (19-24)
Push Rod Guide Plate Retention Fasteners, lb-ft (Nm) ............... 18-22 (24-30)
Valve Spring Retainer Keeper Lock Cap, lb-ft (Nm) ............... 5-8 (7-11)
Lifter Guide Alignment Retainer Bolt, lb-ft (Nm) ............... 12-15 (16-20)
Oil Filter Bypass Valve Assembly Plug, lb-ft (Nm) ............... 25-30 (34-41)
Main Oil Gallery End Pipe Plugs, lb-ft (Nm) ............... 20-25 (27-34)
Secondary Oil Passage Galley Cup Plugs, lb-ft (Nm) ............... 10-14 (14-19)
Front Crankcase Plate Plate to Block, lb-ft (Nm) ............... 20-25 (27-34)
Governor Control Housing Mount Fasteners, lb-ft (Nm) ............... 15-20 (20-27)
Electronic Governor Actuator Rod End, lb-ft (Nm) ............... 4-6 (5-8)
Chassis Ground Cable Stud Attachment, lb-ft (Nm) ............... 25-30 (34-41)
Wiring Harness Plastic Bracket Support, lb-ft (Nm) ............... 6-8 (8-11)
Electronic Ignition Control Module Screw, lb-ft (Nm) ............... 5-7 (7-9)
Manifold Air Temperature Sensor Assembly, lb-ft (Nm) ............... 12-15 (16-20)
Fuel Pressure Regulator Retaining Clamp, lb-ft (Nm) ............... 8-10 (11-14)
Gas Injector Harness Fuel Rail Clip, lb-ft (Nm) ............... 4-6 (5-8)
LPG Fuel Lock Off Solenoid Valve Nut, lb-ft (Nm) ............... 7-10 (9-14)
Air Intake Duct Clamps Hose End, lb-ft (Nm) ............... 3-5 (4-7)
Radiator Mount Isolator Upper Frame Bolt, lb-ft (Nm) ............... 18-22 (24-30)
Fan Shroud Sheet Metal Flange Screws, lb-ft (Nm) ............... 6-9 (8-12)
Water Pump Pulley Bolt Attaching Face, lb-ft (Nm) ............... 15-18 (20-24)
Thermostat Bypass Hose Clamp Assembly, lb-ft (Nm) ............... 3-4 (4-5)
Oil Filter Adapter Housing Base Seal, lb-ft (Nm) ............... 25-33 (34-45)
Dipstick Tube Locking Sleeve Adapter Nut, lb-ft (Nm) ............... 10-15 (14-20)
Oil Pan Corner Bolts Large Diameter, lb-ft (Nm) ............... 18-22 (24-30)
Timing Pointer Assembly Alignment Bracket, lb-ft (Nm) ............... 7-10 (9-14)

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