1981 ATC110 Specifications

General Specs
ManufacturerHonda
Year1981
ModelATC110
Model CodeTB02
Product Code943
Frame VIN LocationStamped into left side of frame neck
Engine Serial LocationStamped on bottom of left crankcase cover
Frame Starting NumberJH3TB020*BC200001
Engine Starting NumberTB02E-2200001
Owner Manual3194302
Service Manual6291806
6194303
Chassis
Length1630 mm (64.2 in)
Width950 mm (37.4 in)
Height940 mm (37 in)
Wheelbase1040 mm (40.9 in)
Ground Clearance110 mm (4.3 in)
Dry Weight109 kg (240.3 lb)
Caster Angle21.5°
Trail26 mm (1.02 in)
Tire & Rim
Front Tire Size22x11-8
Rear Tire Size22x11-8
Engine
Engine TypeOHC single cylinder 4 stroke air cooled
Cylinder ArrangementSingle cylinder inclined 75 degrees from vertical
Valve TrainOverhead camshaft - chain drive
Displacement105.1 cc (6.4 ci)
Bore52 mm (2 in)
Stroke49.5 mm (1.9 in)
Compression Ratio8.2:1
Cylinder Compression1030-1324 kPa (149-192 psi)
Horsepower6.5 PS (6.4 hp)
Torque0.7 kg/m3 (5.1 ft-lb)
Starter TypeRecoil
Oil Capacity - Total1 L (1.1 US qt; 0.9 Imp qt)
Oil Capacity - Oil Change0.9 L (1 US qt; 0.8 Imp qt)
Drive Train & Transmission
Clutch TypeAutomatic wet multiplate centrifugal
Transmission Type4 speed constant mesh dual range
Primary Reduction3.722
First Gear2.538
Second Gear1.611
Third Gear1.190
Fourth Gear0.958
Final Reduction3.267
DrivelineChain
Carburetor
BrandKeihin
Identification MarkPB20A
TypePiston valve
Throttle Bore18 mm (0.7 in)
Main Jet#85
Pilot Jet/Slow Jet#35
Jet Needle Clip Position3rd groove
Pilot Screw Adjustment1 1/8 Turns out
Float Level10.7 mm (0.4 in)
Fuel Tank Capacity7.2 L (1.9 US gal; 1.6 Imp gal)
Fuel Tank Reserve0.5 L (0.1 US gal; 0.1 Imp gal)
Ignition
Ignition TypeCDI
CDI Identification MarkCI-08
Spark PlugD-8HA (NGK)
Spark Plug Gap Max0.6-0.7 mm (0.024-0.028 in)
Pulse Generator20-60 Ω
Pulse Generator Gap Max0.30-0.40 mm (0.012-0.016 in)
Exciter Coil100-400 Ω
Lighting Coil0.4-1.2 Ω
Ignition Coil Primary0.2-0.8 Ω
Ignition Coil Secondary w/o Cap8000-15000 Ω
Initial Ignition Timing15.0° BTDC
Full Advance Ignition Timing31.0° BTDC
Electrical
Power TypeAC
Alternator Max Output48 W
Alternator Max Output RPM6000 RPM
Brakes
Front Brake OperationN/A
Rear Brake OperationLeft hand & right foot
Front Brake TypeN/A
Rear Brake TypeDrum
Suspension
Front SuspensionRigid
Rear SuspensionRigid

Information on this page is provided in good faith that it is accurate, but in no way is the data guanteed to be accurate. If there are any mistakes, please contact me.