Last Update: 5-27-09                   

1974 Honda's

Models made: ATC70, ATC90

ATC 70

1974 Frame numberATC70-1100001~ on up
1974 Engine numberATC70E-1100001~ on up
Engine type4 stroke, Air cooled
Bore x Stroke47.0 x 41.4 mm
Compression ratio7.5 to 1
Compression142 - 170 psi
Transmission speeds3 speed
Clutch Type Automatic
Oil Capacity1 Qt ?
Carburetion?? mm Keihin
Starting systemRecoil Starter
Fuel capacity0.55 Gal , 0.11 Gal res.
Wheelbase 36.2 in.
Overall Length51.1 in.
Overall Width31.5 in.
Ground Clearance?? in.
Seat height22.4 in.
Front tire16 x 8 x 7
Rear tires16 x 8 x 7
Front suspensionnone
Rear suspensionnone
Front brakenone
Rear brakeDrum
Final driveChain
Dry weight163.1 lbs
Approx. retail new???.??


Frame number ATC90-1300001~ on up
Engine Number ATC90E-1300001~ on up
Engine type 4 stroke, Air cooled
Displacement 89.5cc
Bore x Stroke 50.0 x 45.6mm
Compression ratio 7.5 to 1
Compression 142 - 170 psi
Transmission speeds 4 speed with Dual range
Clutch Type Automatic
Oil Capacity 1 Qt
Carburetion 16mm Keihin
Starting system Recoil Starter
Fuel capacity 1.6 Gal , 0.3 Gal res.
Wheelbase 39.8 in.
Overall Lenght 61.8 in.
Overall Width 37.4 in.
Ground Clearance 4.3 in.
Seat height 25.0 in.
Front tire 1pc tire & rim 22 x 11 x 3.5
Rear tires 1pc tire & rim 22 x 11 x 3.5
Front suspension none
Rear suspension none
Front brake none
Rear brake Drum
Final drive chain
Dry weight 197 lbs
Approx. retail new Around $595

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