Dunlop Dunlop

1990 Yamaha YZ490A

3627 of 4949
(12 people)
vmx3
12/4/2014 6:38am
s1600 MY 1990 YAMAHA YZ490A FARLEIGH VMXdN SEP. 12 4
The bike upon at arrival, after finding it on a craigslist add.
The bike upon at arrival, after finding it on a craigslist add.
The pipe was bent pretty bad in front of the frame and cylinder
The pipe was bent pretty bad in front of the frame and cylinder
The oriniginal Bridgestone M22 & M23 tires were still on the bike but dry rotted really bad.
The oriniginal Bridgestone M22 & M23 tires were still on the bike but dry rotted really bad.
s1600 MY 1990 YAMAHA YZ490A 2ND FEB. 12 26
The original chain was rusted really bad from sitting outside for years
The original chain was rusted really bad from sitting outside for years
s1600 MY 1990 YAMAHA YZ490A 2ND FEB. 12 39
The tear down begins
The tear down begins
s1600 MY 1990 YAMAHA YZ490A 21ST MARCH 12 17
The rims were starting to corrode and were beyond repair
The rims were starting to corrode and were beyond repair
s1600 MY 1990 YAMAHA YZ490A 21ST MARCH 12 7
The bike has absolutely no compression.
The bike has absolutely no compression.
A big chunk of piston was gone but was not in the motor, the piston looked like someone ran the motor with no oil in the fuel
A big chunk of piston was gone but was not in the motor, the piston looked like someone ran the motor with no oil in the fuel
s1600 MY 1990 YAMAHA YZ490A 21ST MARCH 12 35
s1600 MY 1990 YAMAHA YZ490A 21ST MARCH 12 28
The frame back from thepowder coaters
The frame back from thepowder coaters
s1600 MY 1990 YAMAHA YZ490A 7TH AUG. 12 1
Excel rims laced with Buchanan stainless spokes to powder coated hubs, all this work was done by Pro-Form racing in Ontario California
Excel rims laced with Buchanan stainless spokes to powder coated hubs, all this work was done by Pro-Form racing in Ontario California
s1600 MY 1990 YAMAHA YZ490A 12TH AUG. 12 1
The rebuild begins
The rebuild begins
The cylinder at Tom Morgan Racing so that Tom can work his magic
The cylinder at Tom Morgan Racing so that Tom can work his magic
s1600 MY 1990 YAMAHA YZ490A 15TH AUG. 12 1
s1600 MY 1990 YAMAHA YZ490A 17TH AUG. 12 2
s1600 MY 1990 YAMAHA YZ490A 18TH AUG. 12 1
Almost there, just installed the Pro-Form racing pipe & silencer
Almost there, just installed the Pro-Form racing pipe & silencer
All done and ready to race
All done and ready to race
s1600 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 3
s1600 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 8
s1600 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 9
s1600 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 11
s1600 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 12
s1600 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 13
s1600 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 14
s1600 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 15
s1600 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 16
s1600 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 21
s1600 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 28
s1600 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 19
s1600 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 31
s1600 MY 1990 YAMAHA YZ490A FARLEIGH VMXdN SEP. 12 6
s1600 MY 1990 YAMAHA YZ490A FARLEIGH VMXdN SEP. 12 10
s1600 MY 1990 YAMAHA YZ490A FARLEIGH VMXdN SEP. 12 8
Farleigh Castle VMXdN 2013
Farleigh Castle VMXdN 2013
s1600 1990 YAMAHA YZ490A VETS MXdN FARLEIGH CASTLE 15TH SEP. 13 21
s1600 MY 1990 YAMAHA YZ490A FARLEIGH VMXdN SEP. 12 4
c90 MY 1990 YAMAHA YZ490A FARLEIGH VMXdN SEP. 12 4 The bike upon at arrival, after finding it on a craigslist add. The pipe was bent pretty bad in front of the frame and cylinder The oriniginal Bridgestone M22 & M23 tires were still on the bike but dry rotted really bad. c90 MY 1990 YAMAHA YZ490A 2ND FEB. 12 26 The original chain was rusted really bad from sitting outside for years c90 MY 1990 YAMAHA YZ490A 2ND FEB. 12 39 The tear down begins c90 MY 1990 YAMAHA YZ490A 21ST MARCH 12 17 The rims were starting to corrode and were beyond repair c90 MY 1990 YAMAHA YZ490A 21ST MARCH 12 7 The bike has absolutely no compression. A big chunk of piston was gone but was not in the motor, the piston looked like someone ran the motor with no oil in the fuel c90 MY 1990 YAMAHA YZ490A 21ST MARCH 12 35 c90 MY 1990 YAMAHA YZ490A 21ST MARCH 12 28 The frame back from thepowder coaters c90 MY 1990 YAMAHA YZ490A 7TH AUG. 12 1 Excel rims laced with Buchanan stainless spokes to powder coated hubs, all this work was done by Pro-Form racing in Ontario California c90 MY 1990 YAMAHA YZ490A 12TH AUG. 12 1 The rebuild begins The cylinder at Tom Morgan Racing so that Tom can work his magic c90 MY 1990 YAMAHA YZ490A 15TH AUG. 12 1 c90 MY 1990 YAMAHA YZ490A 17TH AUG. 12 2 c90 MY 1990 YAMAHA YZ490A 18TH AUG. 12 1 Almost there, just installed the Pro-Form racing pipe & silencer All done and ready to race c90 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 3 c90 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 8 c90 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 9 c90 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 11 c90 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 12 c90 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 13 c90 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 14 c90 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 15 c90 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 16 c90 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 21 c90 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 28 c90 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 19 c90 MY 1990 YAMAHA YZ490A DONABATE CO.DUBLIN 10TH SEP. 13 31 c90 MY 1990 YAMAHA YZ490A FARLEIGH VMXdN SEP. 12 6 c90 MY 1990 YAMAHA YZ490A FARLEIGH VMXdN SEP. 12 10 c90 MY 1990 YAMAHA YZ490A FARLEIGH VMXdN SEP. 12 8 Farleigh Castle VMXdN 2013 c90 1990 YAMAHA YZ490A VETS MXdN FARLEIGH CASTLE 15TH SEP. 13 21
General Info
Additional Info

General Info

Model Year
1989
Model Year:
1989
Brand
Yamaha
Brand:
Yamaha
Model
YZ
Model:
YZ
Engine Size
Other
Engine Size:
Other
Engine Type
2-Stroke
Engine Type:
2-Stroke
Parts
Brand
Model
Additional info

Parts

Graphics
Throttle Jockey
Graphics: Throttle Jockey
Plastic
Other
Plastic: Other
Handlebar
Renthal
Handlebar: Renthal
Grips
Renthal
Grips: Renthal
Clutch Lever
Works Connection
Clutch Lever: Works Connection
Footpegs
Other
Footpegs: Other
Exhaust
Other
Exhaust: Other
Clutch
Other
Clutch: Other
Piston
Wiseco
Piston: Wiseco
Air Filter
Twin Air
Air Filter: Twin Air
Air Intake
Boysesen
Air Intake: Boysesen
Engine Mods
Tom Morgan
Engine Mods: Tom Morgan
Tires
Bridgestone
Tires: Bridgestone
Rims
Excel
Rims: Excel
Sprockets
Renthal
Sprockets: Renthal
Chain
RK
Chain: RK
Brakes
Other
Brakes: Other
Brake Pads
EBC
Brake Pads: EBC
Oils Lubes
Motul
Oils Lubes: Motul
Additional Info
Additional Info:
vmx3
12/4/2014 6:38am
3627 of 4949
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