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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



Hand Grip, suits most ATCs (sold per each)
Hot Out Of Stock
Brand: ATC Heaven
Replacement Hand Grips, Suits just about every ATC and ATV made by Honda, Don't waste money on inferior grips, get these premium OE Honda items now. SOLD PER EACH. Suits ATC90 ATC110 ATC125M ATC185 ATC185S ATC200 ATC200X ATC250R ATC250ES ATC250SX ATC350X TRX250 TRX250R TRX300 TRX300FW TRX300EX TRX35..
us$18.20
Brand: ATC Heaven
This is the washer that fits under the guide roller bolt.It is essential to seal the cylinder head thread and must be replaced when fitting the guide roller bolt.Suits ATC70 73-85, ATC90 all, ATC110 all, ATC125M 84-85, TRX70 86-87, TRX90 93-05Also suits TRX90EX 07-09, TRX125 85-86, Z50 68078, Z50R 7..
us$3.50
Guide Roller Bolt ATC70 | ATC90 | ATC110 | ATC125M
In Stock
Brand: ATC Heaven
The guide roller bolt locates the guide roller within the cylinder. If you ever wonder what the little hex head bolt was for that goes on the left side of the cylinder now you know. Don't remove it out of curiosity. Although this bolt rarely wears out it is sometimes lost during disassembly and shou..
us$5.60
Brand: ATC Heaven
Replace your missing or worn gear change rubber with this OE itemAfter years of abuse the original rubber can become worn and tornNo need to put up with that, just fit this new rubber and you're away. Suits ATC70 all, ATC90 all, ATC110 79-81, ATC185 80-81, ATC200 81, ATC200X 83-87, ATC250R 81-86, AT..
us$2.70
Gas Cap Gasket, ATC70 | ATC90 | ATC110 | ATC185/S | ATC200
Hot Out Of Stock
Brand: ATC Heaven
After years of being subjected to fuel spills and general aging the gasket under your gas cap can start to deteriorate allowing fuel to leak past the cap. Certainly one thing you don't want to happen to a freshly painted tank. If your cap has a leaking gasket then this is the cure. Suits ATC70 73-85..
us$4.95
Gas Cap, ATC70 | ATC90
Out Of Stock
Brand: ATC Heaven
Nothing looks worse on a newly restored, or daily rider ATC than a rusted gas cap.Thats the nature of chrome plated parts, unless you keep them well waxed, they just rust. Solution! fit a new one, no surprises there. This cap will fit all model ATC70s as well as ATC90 and practically all model ATCs ..
us$19.95
Brand: ATC Heaven
Fuel Tank Strap. This part plays an important role in securing the fuel tank in place on the ATCIf this part is broken or missing damage to the frame or fuel tank can occur.Suits ATC90 70-78, ATC110 79-80..
us$25.00
Brand: ATC Heaven
Fender Pivot Rubber. This is the rubber mount situated in the rear grab bar thru bolt. It retains the rear of the fender and allows the fender to pivot up during service and removal. This is an important part as it secures and aligns the rear of the fender. Sold per pairSuits ATC90 70-78, ATC110 79-..
us$20.00
Brand: ATC Heaven
Foot Peg Rubber retaining bolt. This 10 x 20mm bolt is the correct Honda part with proper markings used in early ATC70 models. Suits ATC70 73-85, ATC90 all, ATC110 and ATC125M..
us$2.40
Brand: ATC Heaven
New Fork Plate, get this item and make your ATC sparkle, cheaper than getting your old plate rechromed. Suits ATC70 74-85, ATC90 74-78. Can also work on 73 ATC70 but original was painted silver, not chrome..
us$75.00
Brand: ATC Heaven
This is the friction plate that helps the starter pawls to engage the starter pulley. After continued use the plate can become worn and not allow the pawls to fully engage. Replace your worn friction plate with this part. Fits ATC90 all, ATC110 79-85, ATC185/S 80-83, ATC200 81-83, ATC200E 82-83, ATC..
us$12.80
Brand: ATC Heaven
The fuel line clip on the ATC70 is most often distorted, stretched or just missing. To restore originality to you ATC be sure to include these genuine Honda items. Suits ATC70 all, ATC90 all, ATC110 all, ATC125M 84-85, ATC185S 83, ATC200/E 82-83, ATC200M 84, ATC250R 81-82/85-86, ATC350X all, TRX70 a..
us$2.50
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