Yamaha YFZ450 & YFZ450R ATV Information [Archive] - Page 3

a arm bushings (1 replies)
Engine problem (5 replies)
new yfz450 rockstar graphics (12 replies)
2010 x-model junk (18 replies)
yfz450 cracked case (4 replies)
worth trading my ex? (20 replies)
need alittle more out of my 05 yfz (4 replies)
rockstar graphics (1 replies)
06-09 yfz frame (0 replies)
why soo LOUD???? (13 replies)
Ball Joint question (0 replies)
how long is the front stock shock on an 07 (2 replies)
i wanna go faster (13 replies)
YFZR offset? (3 replies)
Chains (1 replies)
Need help understanding how cooling fan works (1 replies)
04 Yfz (3 replies)
trade kdx for your 450 (0 replies)
hmf optimizer? (0 replies)
stupid jetting/kickstart SUCKS (5 replies)
good trail bike? (5 replies)
retarding exhaust cam? (9 replies)
2009 YFZ450R XC Racing??? (4 replies)
New to YFZ, need fast help. (1 replies)
a-arms (2 replies)
flat track? (10 replies)
leager axle nut? (0 replies)
rev box? (2 replies)
over heating (0 replies)
TM design chain guides (2 replies)
new 450r and efi??? (4 replies)
bogging (0 replies)
top end rebuild?? which to buy (1 replies)
chain derailing (2 replies)
racing new 450 (2 replies)
Show me pics of your YFZ so i can get some ideas (1 replies)
04 YFZ450 shifting issue please help (2 replies)
Sprocket change (0 replies)
a used yz450, help needed (2 replies)
Just got an 07 (0 replies)
2007 yfz 450 SE (4 replies)
fasst flexx handlebars (8 replies)
To those of you with FCI's and TRX450R Uni filters.... (6 replies)
revving question (2 replies)
stock shocks length (1 replies)
Need a motor (1 replies)
DG Exhaust (0 replies)
Yfz450 with starting issues (0 replies)
YFZ coolant/oil problem (0 replies)
dasa or rossier? (13 replies)
YFZ450R flywheel puller? (0 replies)
not much difference in shocks between the r and x (14 replies)
brake lines question? (6 replies)
450R or 450X????? (47 replies)
YFZ450 Kickstart Cross reference? (8 replies)
Cylinders - info needed (2 replies)
mod yfz450r whats the best programmer and ignition??? (2 replies)
yfz cams (8 replies)
Shopping for yfz450 (8 replies)
Hiper wheels?????? (13 replies)
wont keep idle amd starts hard (1 replies)
04 coolant leak? (0 replies)
Head porting and valve jobs (1 replies)
2009 Yfz450r ? (9 replies)
what is the best crank for a 2006 yfz 450 for mx riding stock? hod rods or carrillo? (5 replies)
#35 leak jet size? (17 replies)
2006 kickstarter should i ?? is it worth it. (4 replies)
coolant fill tank (3 replies)
teather cord/kill switch (0 replies)
2009 yfz 450 (7 replies)
a pic of my bike. i think its cool (0 replies)
replaced water pump shaft and seals still overheating (5 replies)
Fat man shocks (3 replies)
motoworks or sparks??? (0 replies)
Pep, Ohlins Or Fox??? (4 replies)
start button dont work (31 replies)
2009 & 2010 Differences? (4 replies)
yfz450 bogging issues???? (10 replies)
450x vs ds 450 (1 replies)
need help (3 replies)
any honda switchers? (6 replies)
New Generation X Hood for YFZ450R (1 replies)
can you actually compete in A or B class on stock yfz 450r suspension? (8 replies)
Will quads ever be as race ready as bikes? (8 replies)
motosparks pipe?? (17 replies)
Tail light (1 replies)
valve check!! (0 replies)
STOLEN 2 YFZ450s in Colorado REWARD 2000 cash (3 replies)
over heating (0 replies)
What is the YFZ oil mod (2 replies)
what should i do? (1 replies)
450x Mod ?'s (7 replies)
hour meter hook up '08 yfz (2 replies)
whats the # for the parts unlim rear break pads (1 replies)
a arm compatability (1 replies)
a arms (0 replies)
check her out!! (20 replies)
Best YFZR Motor Builder? (9 replies)
YFZR Eye Candy.... (7 replies)
starter probs does this sound right (1 replies)
keep bending rims. (9 replies)
Blew Up New Yfz450 (10 replies)
starter solinod test (2 replies)
Hard to start issues (17 replies)
yfz450r clutch plates (3 replies)
small drag mods (10 replies)
yfz450r front wheel alignment problems (5 replies)
so many problems (4 replies)
clutch mod setup (0 replies)
cecco bracket/aftermarket caster adjustment brackets for 09+ yfz450r????? (5 replies)
what gear ratio are you running fot mx (6 replies)
anyone got any built heads for sale?? (0 replies)
looking for small mods for drag racing (9 replies)
motor (4 replies)
rear shock (0 replies)
front end configuration????? (0 replies)
yfzr (1 replies)
04 motor. when to do the valves etc.. (3 replies)
NEED HELP!! CanI use an 06+ YFZ crank in an 05 motor?? (1 replies)
New to the yamaha.. (13 replies)
Racing Springs (2 replies)
Yfz boggin out while in throttle, help (5 replies)
leaking Hmf Mid pipe please help (3 replies)
whitish oil in breather box????? (3 replies)
What is the best spark arrester for an 08 yfz (0 replies)
trx450 carb and throttle swap (2 replies)
Msd Ignition? Anyone Have One Yet For Yfzr (24 replies)
stolen 2009 YFZR (8 replies)
WTB 05 YFZ450 Swingarm and Carrier ASAP!!!! (1 replies)
What jetting would you suggest I start with? (2 replies)
Long travel a arms? (5 replies)
yfz tranny problems or not? (5 replies)
edelbrock carbs (7 replies)
450 Electrical Issue (Its posessed!) (4 replies)
2006 yfz bearing carrier stock? or after market. (5 replies)
450rs for sale (0 replies)
Full or Slip on? (7 replies)
Coolant leaking (3 replies)
Shocks! (2 replies)
please help asap goin nuts tryin to get this jettin dialed (16 replies)
race harness worth it??? (5 replies)
show off your yfz 450r's!!! (28 replies)
gytr exhaust (7 replies)
clutch adj. (2 replies)
yfzr a-arms (2 replies)
any difference between 05 and 06 cylinder? (6 replies)
Is the YFZ-R a pooch? (13 replies)
Unusual question (9 replies)
yfz 450 cutting out problem (2 replies)
my 06yfz got stolen so i got a yfz450R... (0 replies)
support yamaha in the quad of the month!!! (4 replies)
what parts for TT, what tires (3 replies)
right side case cover (1 replies)
sparks bypass plug t.p.s does it work for mx. (2 replies)
YFZ450 Crankcase (3 replies)
Appalachia bay ??????? (3 replies)
yfzr exhaust (3 replies)
gt thunder pegs 4sale (0 replies)
coolant in oil (2 replies)
kill switch ground Problem (0 replies)
stock sprocket size? (1 replies)
thought id share this with yall (8 replies)
need + 2" lines for + " riser need help (2 replies)
can i make a race harness or buy one (9 replies)
yz/wr stator cover on a yfz ? (8 replies)
Does anyone going to be at Florence Oregon four the 4th of July (0 replies)
Does the yfz have any problems (3 replies)
swinger skid question (1 replies)
higher compression piston (3 replies)
my first nat (1 replies)
My YFZ 450 rebuild (14 replies)
G-Force axle......I can't figure this thing out! (5 replies)
What are the best sand pattle for a YFZ 450 (33 replies)
exhaust help (6 replies)
new owner of a yfz450x (8 replies)
New YFZ450 owner...what do you think of my new project? (12 replies)
ktm 505 (0 replies)
Best way to deal with a cracked crankcase? (4 replies)
what do you think my yfz is worth? (6 replies)
Quad wont start (0 replies)
Quad wont start (2 replies)
carb running out of fuel (12 replies)
how do you change a steering stem help! (2 replies)
yfz hmf headpipe & stock headpipe (3 replies)
04 crank in an 06 machine (3 replies)
Stock YFZ front shocks (3 replies)
YFZR Hybrid (18 replies)
YFZ Electrical Help (6 replies)
what stator to get? stock? ricky stator? or trail tech?? (1 replies)
kick starter ? (0 replies)
Why does this YFZ450 Blow oil out of the overflow? (6 replies)
Wont start (1 replies)
09 YFZR Overheating and Blowing Oil (3 replies)
09 yfz450r kickstart? (1 replies)
06 yfz or a 06 polaris 500tld (0 replies)
stuipd question (2 replies)
450x or 450r for xc??? (25 replies)
real cheap paint job as good as powder (16 replies)
heres a pic of my long travel r shocks on a older yamaha (3 replies)
Rough idle and hard to start after cam mod (16 replies)
Real Axels (0 replies)
front shocks (0 replies)
Yfz oil mod? (8 replies)
new to the yfz, have a tune ?? (0 replies)
How high compression piston on pump gas? (3 replies)
Throttle Position System TPS (5 replies)
need help, tired of working on this thing (6 replies)
whats the hot set up on the rear long travel (4 replies)
its the fuel customs intake really worth the $200 (13 replies)
04 need some help,motor,jet,axel,chain roller (8 replies)
kickstart nerfbars (3 replies)
kick start (2 replies)
YFZ450R Exhaust AND Controller (3 replies)
in the market (11 replies)
03 predator500 problem's (0 replies)
Atv Fourplay Soft Bars !!!!! No Wrist Cramping!!! (9 replies)
PSI in your Elka Shock... (3 replies)
Im back (0 replies)
Yfz 450 Problem Electricity Help Me Pleace (0 replies)
Installing the little killswitch button as my starter button. (1 replies)
ATTN: JB 6pt subframe owners!! (4 replies)
looking for a stock axle (2 replies)
I think my head gasket is blow (3 replies)
What would you do? (6 replies)
Remove Upper A-Arms on YFZ 450 (6 replies)
o6 subframe fit 05 frame (1 replies)
YFZ FRAME,MOTOR,CASE, or blown up i need it ASAP i got $ (0 replies)
back bar (2 replies)
Yfz 450 bog issue (8 replies)
need help with 450r wiring asap (7 replies)
wont start (2 replies)
need kill switch help i am installing on a 2010 yfz 450 (2 replies)
thinking of buying the yfz450r need info (11 replies)
Blowing out alot of oil and busting black box (13 replies)
friends 06 skipping (2 replies)
yfz carb problem (5 replies)
'09 guts into an '05 frame, new to yamaha and 4 strokes (4 replies)
whats your input on the gpr damper vs elka and precision (6 replies)
Need a new axle (10 replies)
YZF450R steering stabilizer (18 replies)
need bearing carrier (2 replies)
04 or 05 yfz bearing carrier (0 replies)
NEED HELP yfz start button wont work (7 replies)
Anybody using/used Steel MX/SMX optics goggles? (5 replies)
need rear tires and beadlocks HELP (8 replies)
Coolant in oil (3 replies)
yfz450 bogging (6 replies)
CAM Timing (1 replies)
Coolant Leak? (1 replies)
Is a yfz slipon the same size as a raptors slipon? (2 replies)