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Cub Cadet 2185 Engine
Cub Cadet 2185 Engine Specifications
Engine Model - Kohler Command CH18S
Engine Type - Gasoline, 4-cycle V-Twin air-cooled
Number of Cylinders - 2
Displacement, cc (cu.in) - 624 (38.0)
Engine Bore, mm (in) - 77.0 (3.03)
Engine Stroke, mm (in) - 67.0 (2.64)
Rated Engine Power, hp (kW) - 18.0 (13.4)
Rated Engine Speed, rpm - 3600
Maximum Torque, Nm (ft-lbs) - 44.4 (32.8)
Torque Speed, rpm - 2200
Compression - 8.5:1
Carburetor Model - Keihin
Carburetor Type - One-Barrel, fixed main jet
Fuel Pump Type - Pulse/mechanical
Fuel Filter - In-line
Governor - Mechanical
Lubrication - Full pressure
Oil filter - Full-flow type
Air Cleaner - Replaceable, paper element
Electrical System Rating, Volts - 12
Starter Type - Electric
Cub Cadet 2185 Engine Maintenance Data
Valve Adjustment
Intake Valve Clearance (Cold), mm (in) - 0.038-0.076 (0.0015-0.0030)
Exhaust Valve Clearance (Cold), mm (in) - 0.050-0.088 (0.0020-0.0035)
Hydraulic Valve Lifter to Crankcase Clearance, mm (in) - 0.0241-0.0501
(0.0009-0.0020)
Intake Valve Guide Depth, mm (in) - 4.00 (0.1575)
Exhaust Valve Guide Depth, mm (in) - 6.50 (0.2559)
Engine Oil and Filters
Engine Oil Type (Summer Time) - SAE 10W-30
Engine Oil Type (Winter Time) - SAE 5W-30
Oil Classification - API SJ or higher
Oil Capacity (w/o Filter), L (qts) - 1.6 (1.7)
Oil Capacity (with New Filter), L (qts) - 1.8 (1.9)
Oil Filter Part Number - 28-050-01-S
Air Filter Part Number - 24-083-03-S
Carburetor Adjustment
Main Fuel - 2-1/2 turns
Idle Fuel - 3/4 to 1 full turn
Low Idle Speed, rpm - 1200±75
High Idle Speed, rpm - 3600±50
Ignition System
Spark Plug Type - Champion RC12YC
Spark Plug Gap, mm (in) - 0.76 (0.030)
Module Air Gap, mm (in) - 0.28-0.33 (0.011-0.013)
Thread Size, mm (in) - 14 (0.55)
Reach, mm (in) - 19.1 (0.75)
Spark Plug Torque, Nm (ft-lbs) - 27 (20)
Cub Cadet 2185 Engine Service Data
Cylinder Block
Cylinder Bore Inside Diameter (Standard), mm (in) - 77.000-77.025
(3.0315-3.0325)
Cylinder Bore Inside Diameter (Max. Wear Limit), mm (in) - 77.063
(3.0340)
Cylinder Bore (Max. Out of Round), mm (in) - 0.12 (0.0047)
Cylinder Bore Max. Taper, mm (in) - 0.05 (0.0020)
Cylinder Head Max. Out of Flatness, mm (in) - 0.076 (0.003)
Camshaft End Play (W/Shim), mm (in) - 0.076-0.127 (0.0030-0.0050)
Camshaft Clearance, mm (in) - 0.025-0.063 (0.0010-0.0025)
Camshaft Bore Inside Diameter, mm (in) - 20.000-20.025 (0.7874-0.7884)
Camshaft Bearing Surface Outside Diameter, mm (in) - 19.962-19.975
(0.7859-0.7864)
Connecting Rod to Crankpin Clearance, mm (in) - 0.030-0.055
(0.0012-0.0022)
Connecting Rod to Crankpin Side Clearance, mm (in) - 0.26-0.63
(0.0102-0.0248)
Connecting Rod to Piston Pin Clearance, mm (in) - 0.015-0.028
(0.0006-0.0011)
Valves
Intake Valve Stem to Valve Guide Clearance, mm (in) - 0.038-0.076
(0.0015-0.0030)
Exhaust Valve Stem to Valve Guide Clearance, mm (in) - 0.050-0.088
(0.0020-0.0035)
Intake Valve Guide Inside Diameter, mm (in) - 7.038-7.058
(0.2771-0.2779)
Exhaust Valve Guide Inside Diameter, mm (in) - 7.038-7.058
(0.2771-0.2779)
Valve Guide Reamer Size (Standard), mm (in) - 7.048 (0.2775)
Valve Guide Reamer Size (0.25 Oversize), mm (in) - 7.298 (0.2873)
Intake Valve Minimum Lift, mm (in) - 8.07 (0.3177)
Exhaust Valve Minimum Lift, mm (in) - 8.07 (0.3177)
Nominal Valve Face Angle, degrees - 45
Valve Seat Angle (Intake/Exhaust), degrees - 89
Intake Valve Insert Outside Diameter, mm (in) - 36.987-37.013
(1.4562-1.4572)
Exhaust Valve Insert Outside Diameter, mm (in) - 32.987-33.013
(1.2987-1.2997)
Intake Valve Head Diameter, mm (in) - 33.37-33.63 (1.3138-1.3240)
Exhaust Valve Head Diameter, mm (in) - 29.37-29.63 (1.1563-1.1665)
Intake Valve Stem Diameter, mm (in) - 6.982-7.000 (0.2749-0.2756)
Exhaust Valve Stem Diameter, mm (in) - 6.970-6.988 (0.2744-0.2751)
Crankshaft
Crankshaft End Play (Free), mm (in) - 0.070-0.590 (0.0028-0.0230)
Crankshaft Bore (In Crankcase), mm (in) - 40.965-41.003 (1.6128-1.6143)
Crankshaft Bore (In Closure Plate), mm (in) - 40.987-40.974
(1.6136-1.6131)
Crankshaft Bore to Crankshaft Clearance, mm (in) - 0.039-0.074
(0.0015-0.0029)
Flywheel End Main Bearing Journal Outside Diameter, mm (in) ..
40.913-40.935 (1.6107-1.6116)
Flywheel End Main Bearing Journal Max. Taper, mm (in) - 0.022 (0.0009)
Closure Plate End Main Bearing Journal Outside Diameter, mm (in)
40.913-40.935 (1.6107-1.6116)
Closure Plate End Main Bearing Journal Max. Taper, mm (in) - 0.022
(0.0009)
Connecting Rod Journal Outside Diameter, mm (in) - 35.955-35.973
(1.4156-1.4163)
Connecting Rod Journal Max. Taper, mm (in) - 0.018 (0.0007)
Crankshaft T.I.R (PTO End, Crank in Engine), mm (in) - 0.279 (0.0110)
Crankshaft T.I.R (Entire Crank, in V-Blocks), mm (in) - 0.10 (0.0039)
Piston and Piston Rings
Piston to Piston Pin Clearance, mm (in) - 0.006-0.017 (0.0002-0.0007)
Piston Pin Bore Inside Diameter, mm (in) - 17.006-17.012 (0.6695-0.6698)
Piston Pin Outside Diameter, mm (in) - 16.995-17.000 (0.6691-0.6693)
Top Compression Ring Groove Clearance, mm (in) - 0.040-0.080
(0.0016-0.0031)
Middle Compression Ring Groove Clearance, mm (in) - 0.040-0.080
(0.0016-0.0031)
Oil Control Ring Groove Clearance, mm (in) - 0.060-0.202 (0.0024-0.0080)
Top and Middle Compression Ring End Gap, mm (in) - 0.25-0.45
(0.0100-0.0177)
Piston Thrust Face Outside Diameter (Std), mm (in) - 76.967-76.985
(3.0302-3.0309)
Piston Thrust Face Outside Diameter (Wear Limit), mm (in) - 76.840
(3.0252)
Piston Thrust Face to Cylinder Bore Clearance, mm (in) - 0.014-0.057
(0.0005-0.0022)
Cub Cadet 2185 Engine Tightening Torque Specs
Cylinder Head Nut, Nm (ft-lb) - 16.9-33.9 (12.5-25.1)
Cylinder Head Bolt, Nm (ft-lb) - 22.6-41.8 (16.7-30.8)
Rocker Arm Screw, Nm (ft-lb) - 11.3 (8.3)
Connecting Rod Cap, Nm (ft-lb) - 11.3 (8.3)
Flywheel Retaining Screw, Nm (ft-lb) - 66.4 (49.1)
Intake Manifold Mounting, Nm (ft-lb) - 7.4 (5.5)
Carburetor Mounting Nut, Nm (ft-lb) - 6.2-7.3 (4.6-5.4)
Closure Plate, Nm (ft-lb) - 24.4 (18.1)
Oil Drain Plug, Nm (ft-lb) - 13.6 (10.1)
Governor Lever Nut, Nm (ft-lb) - 6.8 (5.1)
Ignition Module, Nm (ft-lb) - 4.0-6.2 (2.9-4.6)
Muffler Retaining Nut, Nm (ft-lb) - 24.4 (18.1)
Fuel Pump Screw, Nm (ft-lb) - 2.3 (1.7)
Spark Plug, Nm (ft-lb) - 27 (20.1)
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CUB CADET TRACTORS SPECIFICATIONS |
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ENGINES FOR CUB CADET LAWN TRACTORS |
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CUB CADET TRACTORS TROUBLESHOOTING | ||||
1050 | 1863 | 2166 | 2182 | 2186 |
3184 | 3205 | GT1554 | GT2550 | GTX2100 |
LT1040 | LT1042 | LT1045 | LT1046 | LT1050 |
LT2180 | LTX1040 | LTX1042 | LTX1045 | LTX1046 |
LTX1050 | SLTX1054 | XT1 LT42 | XT1 LT46 | XT3 GSX |