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Performance /Technical
Yamaha YFZ450/450R (2004-Present)
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Sticky
Need Re-Jetting Help? ~YFZ450 Jetting Guide Inside~
screamin96
Sep 12, 2003
31
32
33
644
277K
6 mo ago
by
cory52000
Sticky
The Bog, the Zip Tie / O-Ring Mod and You
Bowtie
Jan 15, 2009
2
29
59K
Apr 4, 2017
by
cory52000
Sticky
Oil Mod Explained
Hefe
Feb 26, 2008
2
3
4
66
80K
Apr 26, 2016
by
Koivistoderek
A
Sticky
Pro Design Killswitch Install for YFZ450
Aussiequadrider
Jan 8, 2004
2
3
49
27K
Oct 16, 2012
by
mannowar
B
Sticky
YFZ450 YAMAHA TECH UPDATES
bansheebc
Sep 10, 2004
2
3
48
42K
Apr 25, 2012
by
printingray1
M
Sticky
YFZ gear box and leakie water pump fix 2
Mickey Dunlap
Jun 19, 2004
6
7
8
154
31K
Feb 20, 2012
by
ian2norton
Sticky
What's New for YFZ450 Owners?
screamin96
Nov 19, 2003
Locked
10
11K
Dec 19, 2008
by
screamin96
2005 yfz chain fell
Abelardo
3 mo ago
3
498
3 mo ago
by
cory52000
Need advice on 2004 yfz450 le
Weswill
3 mo ago
4
199
3 mo ago
by
JDOklahoma
Y
YFZ 450 jetting
YFZ450LJ
3 mo ago
1
209
3 mo ago
by
JDOklahoma
F
Timing Questions
Fursty
4 mo ago
16
280
4 mo ago
by
cory52000
Zero Power
PigSooie798
4 mo ago
1
133
4 mo ago
by
cory52000
4 wheeler is dead
Brayisaac
9 mo ago
18
663
4 mo ago
by
87moto4
P
How to correct camber on my 2012 YFZ450?
perplxxd
Nov 9, 2018
2
744
4 mo ago
by
cory52000
Yfz450 chain not tightening
Toadyfz450
5 mo ago
1
255
5 mo ago
by
cory52000
A
NEED HELP cam mod timing
Amichael2005YFZ
5 mo ago
2
359
5 mo ago
by
Amichael2005YFZ
T
2012 yamaha yfz450 clutch. In pa.
Tattooscott
5 mo ago
1
178
5 mo ago
by
cory52000
Rattle sound when breaking hard
Rippin6456
7 mo ago
1
370
7 mo ago
by
cory52000
E
Wheels help
erbear321
7 mo ago
1
221
7 mo ago
by
erbear321
A
My first 450, what do I need to know?
AvasGRIZ80
Feb 27, 2019
2
28
2K
7 mo ago
by
cory52000
E
new to me 450x oil change question - what to use??
erbear321
7 mo ago
0
238
7 mo ago
by
erbear321
J
Motor build suggestions
Jasonv123
7 mo ago
2
364
7 mo ago
by
cory52000
No start no crank 08 yzf 450
Custom automotive
8 mo ago
1
222
8 mo ago
by
cory52000
H
Kick Start Conversion Kits In stock!
HondaEast
Dec 15, 2011
2
25
21K
8 mo ago
by
Yfz4502007
B
09 450yfz
BubbaC1999
8 mo ago
1
269
8 mo ago
by
cory52000
W
YFZ450 vs. DS650
WarriorRiderNY
Jan 31, 2005
2
26
9K
8 mo ago
by
The Keep in check man
P
compression
patha
Dec 3, 2004
9
2K
9 mo ago
by
Dking
07 yfz top end feels like it loses power PLZ HELP!
Maisen
9 mo ago
0
311
9 mo ago
by
Maisen
A
Wont Start with button
animatedmean
10 mo ago
8
845
9 mo ago
by
Chubracing
M
How Fast is the YFZ450 (top speed)
motoboy17us2007
Aug 28, 2003
6
7
8
151
29K
9 mo ago
by
cory52000
S
no start yfz NEED HELP QUICK
superfastyfz450driver
Aug 12, 2005
9
3K
9 mo ago
by
cory52000
S
start button
scaryfast450
Aug 23, 2005
6
2K
9 mo ago
by
Dieselbro1124
88 moto4 225U
88 moto 4
10 mo ago
2
223
10 mo ago
by
cory52000
H
head bolt torque specs... help please...
Hozed
Sep 28, 2004
5
26K
10 mo ago
by
JJ1921
C
Idles but dies when you give it throttle
Calebm12
10 mo ago
1
297
10 mo ago
by
cory52000
B
'12 YFZ 450 front shocks
bullyforyou
Nov 25, 2019
10
698
Dec 13, 2019
by
cory52000
C
2016 iscv
Chris63636
Sep 30, 2019
0
358
Sep 30, 2019
by
Chris63636
I
2011 yfz450r wont start
IrishMade
Sep 6, 2019
1
474
Sep 9, 2019
by
cory52000
B
Updating MSD Blaster FI maps for new exhaust
bheld
Aug 21, 2019
0
912
Aug 21, 2019
by
bheld
A
Can cylinder be changed?
ArturM
Jul 31, 2019
1
381
Aug 1, 2019
by
cory52000
is big bore kit reliable??
Flo
Jun 12, 2019
Poll
5
2K
Jun 12, 2019
by
cory52000
2
Carb jetting
2013_Yfz_450
Jun 1, 2019
1
506
Jun 3, 2019
by
cory52000
1
2
3
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Yamaha YFZ450/450R (2004-Present)
Yamaha's high-tech 450cc 4-stroke thoroughbred
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