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General YFZ450 & YFZ450R Discussions
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J
Sticky
First thoughts after Vortex and Yoshi
Jmillz76
Apr 9, 2017
2
3
50
27K
Mar 29, 2023
by
kb motorsports
Sticky
Should've done this sooner
Sheerider11
Sep 3, 2017
8
9K
Jun 11, 2021
by
Johnny Boy
Y
Sticky
Sticking gear problems...
YFZCentral
Aug 19, 2003
8
9
10
194
78K
Jan 19, 2020
by
BMCS AutoMotive
C
Sticky
Provide input to the OEMs about your Side-by-Side or ATV!
Clarity_Research
Feb 27, 2013
5
6K
Jul 8, 2015
by
Omarelghayesh
C
New carb selection
Crusty Old Shellback
16h ago
8
63
3h ago
by
Crusty Old Shellback
Vortex for dunes
a7med
Mar 8, 2024
2
138
5d ago
by
Southpaw
N
anniversary yamaha 450 wit power bands
nelsonboy808
6d ago
0
55
6d ago
by
nelsonboy808
4
YFZ450R Hot Cams "To Much Compression" & Some of my Work!
480R
6d ago
0
76
6d ago
by
480R
R
Yamaha yfz 450 2007 knoking
Romeo Horelli
6d ago
0
47
6d ago
by
Romeo Horelli
Kncoking sound when throttling and gear is too high.
Ryanedward100190
Mar 10, 2024
8
149
Mar 11, 2024
by
Ryanedward100190
Y
what is the best full stroker motor for a YFZ 450R
Yousefalrafei
Mar 7, 2024
0
103
Mar 7, 2024
by
Yousefalrafei
C
YFz450 to YFZ450R Plastic conversion
Cob
Jun 8, 2023
3
2K
Mar 3, 2024
by
Ripper450r
M
Fuel injector
Mason helton
Feb 29, 2024
0
90
Feb 29, 2024
by
Mason helton
R
2005 Yfz 450
Ray Perez
Feb 26, 2024
0
130
Feb 26, 2024
by
Ray Perez
A new YFZ450R SE project
dewetdavel
Feb 19, 2024
2
349
Feb 25, 2024
by
skinnyb
D
2013 YFZ450R Hard Start and won’t Idle
DMx
Feb 22, 2024
2
201
Feb 22, 2024
by
DMx
G
2015 yfz450r idle issues
Grandstaff
Apr 12, 2019
12
2K
Feb 22, 2024
by
DMx
B
Ais delete questions
Bigdon52
Jan 30, 2024
2
307
Feb 21, 2024
by
BaKilleen
T
Yfz450
Tyler450
Feb 15, 2024
2
226
Feb 21, 2024
by
viking757
2014-2020 service manual
Bluebronx
Sep 13, 2020
15
5K
Feb 21, 2024
by
need help assap
Weird Clicking noise on my yfz450
Rick450yfz
Nov 28, 2020
2
1K
Feb 19, 2024
by
nearhood25
N
Charging problems.
NeelDown
Feb 10, 2024
1
163
Feb 17, 2024
by
pwlamping1
A
Key power position backwards
Ashworth973
Feb 12, 2024
1
204
Feb 14, 2024
by
FLRider
M
Full service
Mike 4338
Feb 9, 2024
0
169
Feb 9, 2024
by
Mike 4338
Pressure in engine
Hondafanbutownyamaha
Feb 6, 2024
1
211
Feb 8, 2024
by
Radlad2
D
2009 yfz450r ISSUES injector plug at 6 volts
Dirtnasty492
May 25, 2021
5
1K
Feb 8, 2024
by
aaronfranchuk
B
Yfz450r fuel issues
Boxwellyfz88
Mar 19, 2022
1
399
Feb 8, 2024
by
aaronfranchuk
T
2008 Yamaha yfz 450 special edition won’t start
Trace Wade
Feb 2, 2024
0
183
Feb 2, 2024
by
Trace Wade
C
2023 Yfz450r clutch recommendations
cordell
Jan 17, 2024
2
520
Jan 30, 2024
by
kb motorsports
F
450R wake up and die
federico450r
Jan 29, 2024
0
137
Jan 29, 2024
by
federico450r
exhaust pipe is turning red
D.Cooper
Jan 27, 2024
1
290
Jan 27, 2024
by
skinnyb
M
How to fix “grenade clutch”
Micah450
Jan 23, 2024
3
392
Jan 27, 2024
by
jcs00345
S
YFZ450 HEADGASKET BLOWN
Serg
Jan 26, 2024
0
99
Jan 26, 2024
by
Serg
L
Removal of JB weld
Lliamiskool
Jan 23, 2024
0
101
Jan 23, 2024
by
Lliamiskool
Someone please help. cant get this thing running one issue after another....
djj624
Jan 18, 2024
7
448
Jan 20, 2024
by
Vgomez450
Yfz450 bottom end rebuild issue.
djj624
Jan 15, 2024
1
261
Jan 19, 2024
by
Slow jett 84
H
How to jet a YFZ Yamaha YFZ for higher altitudes
hwdcnehk
Jan 18, 2024
2
184
Jan 18, 2024
by
hwdcnehk
G
2020 yfz450r. Service manual no start
Greg 89740
Jan 14, 2024
1
254
Jan 15, 2024
by
Greg 89740
4
Help deciding on 450r & 450SE
4stroketoke
Jan 14, 2024
0
185
Jan 14, 2024
by
4stroketoke
1
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General YFZ450 & YFZ450R Discussions
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