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ATC90 74-78

ATC90 74-78

This section allows you to search for all parts relevant to Honda ATC90 74-78 models


ATC90 , 2nd generation introduced 1974, ends 1978, Features:


  • Model Code for 74-78 models "942 "
  • 4 speed auto clutch transmission High & Low range sub transmission
  • 22x11x3.5 low pressure tyres, (1974) 22x11x8 split rim (1975~)
  • Tyre pressure 0.1 kg/cm2 (1.5 PSI ) 1973. 0.15kg/cm2 (2.2PSI) 1974~
  • Length 1570mm, width 970mm, Height 880mm, Weight 93.5kg
  • Engine bore 50mm, Stoke 45.6mm, CR 7.5:1 Displacement 89.5cc
  • Carb Keihin 556A, main jet #65, slow #35.
  • Engine number located below Hi-Lo range selector.
  • Frame number located on steering head stock left side
  • Engine Oil capacity1.0 ltr
  • Fuel tank capacity 6.5ltr,5.5ltr main and 1.0ltr reserve
  • Point gap 0.3 - 0.4 mm (12 to 16 thou)
  • Plug gap 0.6 - 0.7 mm (24 to 28 thou)
  • Plug NGK D8HS
  • Valve clearance (cold) 0.05mm



Brand: Wide Open
Replacement axle bearing set. Comes complete with bearings and seals.Consider replacing your ATC90 bearings now and save yourself a lot of trouble in the future should they become seized. This set suits front axle ATC90 from 70-78..
us$40.00
Axle Hub 3 Bolt ATC70 | ATC90 | ATC110 | ATC185S | ATC250R
Out Of Stock
Brand: Wide Open
Replace your old worn axle hub with this great reproduction. Hubs can become worn over time and work loose and may damage your expensive axle. Get these and replace those old hubs now. Suits ATC70 73-85, ATC90 75-78, ATC110 79-81, ATC185S 81, ATC250R 81, FL250 77-81. ALT125 83-86, YTM125 85-86, YTM1..
us$78.00
Brand: ATC Heaven
Last of the ATC90 models may make this a good restoration project, or maybe you just want to freshen up your old bike, either way we have the quality decals for the job. Suits ATC90 '78Decal Set, if you need a full decal set we have a deal for you, At checkout use coupon Decal Set (make sure you typ..
us$31.50
Brand: ATC Heaven
A good restoration really relies on good quality decals. We pride ourselves on this, correct colours and faithful reproduction from NOS originals make these decals the choice for your resto. Suits ATC90 '77Decal Set, if you need a full decal set we have a deal for you, At checkout use coupon Decal S..
us$31.50
Brand: ATC Heaven
Reproduction decals for 76 ATC90, we now have these hard to find decals.Great reproductions are hard to beat and thats what we offer. Suits ATC90 '76Decal Set, if you need a full decal set we have a deal for you, At checkout use coupon Decal Set (make sure you type it correctly) this will give you a..
us$31.50
Brand: ATC Heaven
Reproduction Tank decals for 75 model ATC90Carefully reproduced from original samples these will replace your old faded, worn or missing decals perfectlyTop off your restoration with the application of these quality reproductions.Suits ATC90 '75.Decal Set, if you need a full decal set we have a deal..
us$32.50
Brand: ATC Heaven
Great reproduction of the 74 Tank decals. Get these and finish off your restoration perfectly. Top off your restoration with the application of these quality reproductions.Suits ATC90 '74.Decal Set, if you need a full decal set we have a deal for you, At checkout use coupon Decal Set (make sure you ..
us$32.50
Brand: ATC Heaven
This is the "Honda" name decal fitted to the recoil starter of the ATC90, suits models from 70-78. ATC110 79-85, ATC125M 84-85.Often worn or missing this decal will finish off your resto perfectly...
us$8.00
Brand: ATC Heaven
Reproduction of the preserve nature decal found on most early ATCs, has white text over clear background. Suits ATC90 70-73, Also suits Z50A 70-75, C70 72-73, C70M 70-71, SL70 71-73, XL70 74-75, XR80 '79, CL90 67-69, S90 64-69, ST90 73-75...
us$6.90
Brand: ATC Heaven
Reproduction of the preserve nature decal found on most early ATCs, has black text over clear background. Suits ATC70 73-74, ATC90 70-78, Also suits Z50 70-75, NA50 79-80, NC50 77-80, PA50I 78-79, PA50II 78-80, C70 72-73 & '80, CL70 72-73, CT70 74-80, CT90 74-78, , SL70 71-73, XL70 '76, XR75 76-..
us$6.90
Brand: ATC Heaven
Owners Manual Decal, ensures that first time users sit down and read the manual before recklessly taking off for the first ride. Suits ATC70 73-84, ATC90 70-78, ATC110 79-81, ATC185/S 80-81, ATC200 '81, ATC250R '81...
us$6.50
Brand: ATC Heaven
Important info' decal, list things such as Tyre pressure, Tyre size and Vehicle capacityFinish off your restoration with this correct decal.Goes beneath the left fender side on 78-85 models.Suits ATC90 75-78..
us$9.90
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