1978 YAMAHA YZ250 Parts & Accessories

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Displaying parts for your 1978 YAMAHA YZ250

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See stock sizes for this machine

  • Front Tire:3.00x21
  • Rear Tire:4.50x18
  • Front Sprocket:13 Tooth
  • Rear Sprocket:48 Tooth
  • Chain:520x108
  • Spark Plug:B9EG
For reference only. Please consult your owner's manual to confirm manufacturer specs.

2004 Yamaha YZ250 Bike Build

RM YouTube ChannelSUBSCRIBE
Tusk Clutch Lever$5.99
Rated 4.53 out of five stars.★★★★⯪
Tusk Brake Lever$5.99 – $6.99
Rated 4.64 out of five stars.★★★★⯪
NGK Iridium Sparkplug$9.99
Rated 4.88 out of five stars.★★★★★
Tusk 520 Gold X-Ring Chain$4.99 – $71.99
Rated 4.60 out of five stars.★★★★⯪
Tusk Tach/Hour Meter$22.99
Rated 4.61 out of five stars.★★★★⯪
Tusk 520 O-Ring Chain$4.99 – $51.99
Rated 4.80 out of five stars.★★★★★
Tusk Wheel Bearing and Seal Kit$9.99
Rated 4.59 out of five stars.★★★★⯪
All Balls Wheel Bearing Kit$14.56
Rated 4.51 out of five stars.★★★★⯪
Tusk Flywheel Puller$12.99
Rated 4.91 out of five stars.★★★★★
Primary Drive 520 ORH Gold X-Ring Chain$4.99 – $70.99
Rated 4.66 out of five stars.★★★★★
NGK G-Rated Sparkplug$4.99
Rated 4.87 out of five stars.★★★★★
Tusk Steering Stem Bearing Kit$35.99
Rated 4.59 out of five stars.★★★★⯪
Tusk T-10 Aluminum 7/8" Handlebar$37.99
Rated 4.43 out of five stars.★★★★⯪
Tusk Flexible Cylinder Hone$44.99
Rated 5.00 out of five stars.★★★★★
Tusk Counter Shaft Seal Kit$16.99
Rated 4.57 out of five stars.★★★★⯪
Tusk Swivel Exhaust Spring$2.99
Rated 5.00 out of five stars.★★★★★
Tusk Spark Plug Wrench$8.99
Rated 4.78 out of five stars.★★★★★
Primary Drive 520 ORM O-Ring Chain$4.99 – $50.99
Rated 4.77 out of five stars.★★★★★
QA Parts Carburetor$42.99
Rated 3.97 out of five stars.★★★★☆
Tusk Aluminum Tire Iron with Axle Wrench$16.99
Rated 4.65 out of five stars.★★★★⯪
Flex-Hone Cylinder Ball-Hone$53.34
Rated 4.93 out of five stars.★★★★★
ProTaper SE 7/8" Handlebar$74.95 – $74.99
Rated 4.79 out of five stars.★★★★★
Shock Sox Fork Seal Guards$26.95
Rated 4.31 out of five stars.★★★★☆
All Balls Steering Stem Bearing Kit$44.82
Rated 4.61 out of five stars.★★★★⯪
Motion Pro Clutch Lever$12.59
Rated 4.58 out of five stars.★★★★⯪
Motion Pro Brake Lever$12.59
Rated 4.46 out of five stars.★★★★⯪
DID 520 Chain$3.95 – $48.66
Rated 4.13 out of five stars.★★★★☆
Tusk Motorcycle Flag Mount Adaptor$9.99
Rated 3.12 out of five stars.★★★☆☆
RK 520 Chain$29.88
Rated 4.26 out of five stars.★★★★☆
Tusk Skid Plate Foam$10.95 – $11.95
Rated 4.56 out of five stars.★★★★⯪
Primary Drive 520 ORH X-Ring Chain$4.99 – $63.99
Rated 4.64 out of five stars.★★★★⯪
Tusk Universal Big Bar Clamp and Bar Kit$72.99 – $190.89
Rated 4.50 out of five stars.★★★★⯪
Motion Pro Flywheel Puller$18.69
Rated 4.85 out of five stars.★★★★★
Renthal Aluminum 7/8" Handlebar$94.88 – $104.88
Rated 4.84 out of five stars.★★★★★
Lexx Swivel Exhaust Spring$2.99
Rated 4.94 out of five stars.★★★★★
Tusk Adjustable Fork Seal Driver$38.99
Rated 3.91 out of five stars.★★★★☆
Tusk Universal Big Bar Clamp Kit$29.99
Rated 4.65 out of five stars.★★★★⯪
Race Tech Fork Seals$69.99
Rated 4.72 out of five stars.★★★★★
Tusk Piston Ring Compressor$22.99
Rated 5.00 out of five stars.★★★★★
Rox Speed FX 2" Handlebar Risers$79.88 – $89.88
Rated 4.83 out of five stars.★★★★★
K & L Fork Seals$12.09
Rated 4.65 out of five stars.★★★★⯪
Tusk Impact Universal Linkage Guard$32.50
Rated 4.66 out of five stars.★★★★★
Pro X Counter Shaft Seal Kit$17.99
Rated 4.77 out of five stars.★★★★★
Odi Podium 7/8" Handlebars$76.46
Rated 5.00 out of five stars.★★★★★
Polisport Fork Boots$11.99
Rated 4.03 out of five stars.★★★★☆
Tusk Aluminum Pipe Guard$25.99
Rated 4.27 out of five stars.★★★★☆
RK 520EXW Gold XW-RING Chain$8.06
Rated 4.79 out of five stars.★★★★★
Race Tech Inner Fork Bushings$82.99
Rated 4.95 out of five stars.★★★★★
Race Tech Outer Fork Bushings$53.99
Rated 4.85 out of five stars.★★★★★
Wiseco Piston Replacement Circlip$2.99
Rated 4.86 out of five stars.★★★★★
Mika Metals 7/8" Handlebars$86.88 – $89.99
Rated 4.18 out of five stars.★★★★☆
Rox Speed FX Pro-Offset Elite Block Risers$85.88
Rated 4.82 out of five stars.★★★★★
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