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Yamaha XS 400 discussions

Submit a photo of the 1990 Yamaha XS 400 DOHC.	Discuss the Yamaha XS 400 models without registering or logging in. Simply enter questions, comments or answers. We specially welcome comments on technical issues, riders' experiences, tips on styling and performance enhancements and references to tests. You may also sell or request parts. Use the button below to write extensive reviews with pictures.
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Discussion topics for Yamaha XS 400 motorcycles:

1981 yamaha 400 (By EDWIN STEVENS, 2021-12-29)
lake (By lakevliet, 2020-03-07)
82 Yamaha maxim 400 xs oil pressure like on during idle (By Teresa E Long, 2018-07-04)
400 Yamaha 1978 (By Roys, 2015-06-22)
This bike is highly underestimated! (By Tx, 2015-04-11)
XS400 DOHC piston specification (By jinxie, 2014-06-11)
front break caliper part number (By niraqana, 2014-02-10)
Mr. (By John Higgins, 2014-01-23)
Length? (By Drake, 2013-06-03)
idle adjustment? (By newb, 2013-05-13)
differences between 1980 &1981 xs 400 starters (By keith82, 2013-04-26)
hot rod harry (By harry holdsworth, 2012-11-08)
mnr (By popeman, 2012-09-21)
reno xs (By lane, 2012-04-23)
400 Special Conversion (By Stevo, 2012-04-17)
Cafe Conversion Battery Eliminator? (By Stevo, 2012-04-17)
Need for the information (By Reijo, 2012-04-16)
my bike starts very hard when cold (By Ramona, 2012-04-10)
- RE: my bike starts very hard when cold (By sp, 2012-07-04)
Whats the difference between XS400SG & XS400SE (By Dudze, 2012-03-16)
Dr Moore (By Bear, 2012-03-07)
78 sx400 se project bike (By ontheh20, 2012-02-20)
speedo and tach cables (By me, 2012-01-01)
oil (By brian, 2011-09-13)
Where is master fuse? (By Jack, 2011-07-16)
modifications (By rogue27, 2011-06-20)
wiring diagram (By cas, 2011-06-14)
cherche coussinets de bielles yamaha 400 xs 78 (By jf bécane, 2011-06-10)
Is there a specific oil that should be used (By Sandy, 2011-06-04)
Need help with wiring inside the headlight. (By Trevor, 2011-05-13)
clutch cable question (By Lisa, 2011-04-26)
no spark 400 (By ss, 2011-04-10)
sswrenchin (By ss, 2011-04-10)
Axel Size (By Curious, 2011-03-31)
timing help (By iroccopz28, 2011-03-21)
New kid on the block (By Jared Younker, 2010-12-28)
XS 400 Paint match (By Lucas, 2010-11-07)
1983 Maxim xs400 sissy bar/back rest (By charlie, 2010-10-30)
- 1983 Maxim xs400 sissy bar/back rest (By D2theP, 2010-10-30)
ckapshuck (By ckapshuck, 2010-09-12)
Tank emblem (By JW Jones, 2010-08-28)
Headlight problems (By Carly, 2010-08-25)
MIKE EUBANKS, SERVICE MANAGER , CCMS. (By MESMCCMS, 2010-08-14)
Fork Conversion (By Har, 2010-08-05)
float adjustment (By xs400girl, 2010-07-26)
white walls (By meximotorhead, 2010-07-25)
top speed (By chefy, 2010-07-08)
are seca engine parts compatible with xs engines (By steve, 2010-05-24)
Another Throttle Problem (By Jana, 2010-05-03)
engine stalls when Choke is fully open (By combatbootboy, 2010-04-20)
- RE: engine stalls when Choke is fully open (By bongo_rob, 2010-04-21)
  - RE: engine stalls when Choke is fully open (By combatbootboy, 2010-04-21)
- RE: engine stalls when Choke is fully open (By combatbootboy, 2010-04-22)
  - RE: engine stalls when Choke is fully open (By bongo_rob, 2010-04-22)
- RE: engine stalls when Choke is fully open (By combatbootboy, 2010-04-23)
  - RE: engine stalls when Choke is fully open (By combatbootboy, 2010-04-23)
- RE: engine stalls when Choke is fully open (By MESMCCMS, 2010-08-14)
XS 400 Gasket Kit (By xs400, 2010-04-20)
- RE: XS 400 Gasket Kit (By bongo_rob, 2010-04-20)
- RE: XS 400 Gasket Kit (By sanric, 2010-04-20)
1980 xs400 model? (By bongo_rob, 2010-04-15)
- RE: 1980 xs400 model? (By scjwolf, 2010-05-26)
83 xs400 fuel tank (By sanz, 2010-03-27)
Differences between 1981 and 1983 xs400 (By rixs400, 2010-03-16)
- RE: Differences between 1981 and 1983 xs400 (By xavier, 2010-04-04)
Differences between 1981 and 1983 xs400 (By rixs400, 2010-03-16)
Shifting sequence question (By Carol, 2010-03-16)
- RE: Shifting sequence question (By Shadow 21, 2010-03-26)
handle bar replacement (By rixs400, 2010-03-14)
- RE: handle bar replacement (By xavier, 2010-04-04)
fatmanbikerray (By screwbiker, 2010-02-24)
have compresion,spark and new battery (By jacob, 2010-01-25)
Used 400 SH parts (By Alan, 2009-10-31)
New here (By tmatter, 2009-09-20)
Can the XS400 have 2 kickstands? (By jwhughes3, 2009-09-10)
- RE: Can the XS400 have 2 kickstands? (By Andrew, 2009-09-11)
  - RE: Can the XS400 have 2 kickstands? (By jomama, 2009-12-16)
  - RE: Can the XS400 have 2 kickstands? (By steve, 2010-05-24)
Starter motor doesn´t turn engine over (By Andrew, 2009-08-09)
- RE: Starter motor doesn´t turn engine over (By John H, 2009-08-27)
  - RE: Starter motor doesn´t turn engine over (By jomama, 2009-12-16)
Kickstart ´slips´ on ´81 XS400 (By Andrew, 2009-08-09)
- RE: Kickstart ´slips´ on ´81 XS400 (By Jeff, 2009-09-22)
- RE: Kickstart ´slips´ on ´81 XS400 (By steve, 2010-05-24)
Clutch issue 81 400xs (By Jryan, 2009-07-23)
What is the headlight bulb diameter size for 81 xs400 ? (By Samueld81@gmail, 2009-07-01)
- RE: What is the headlight bulb diameter size for 81 xs400 ? (By John H, 2009-08-27)
- RE: 162mm to be exact (By jwhughes3, 2009-09-10)
Leaky oil seals (By \\\'82Maxim XS400, 2009-06-30)
Nipple Size (By Josh, 2009-06-19)
wheel bearings (By Rach, 2009-05-19)
? amount of fork oil in forks (By StuD, 2009-04-28)
- RE: ? amount of fork oil in forks (By StuD, 2009-04-28)
help (By me, 2009-04-24)
Should I buy 1979 Yamaha XS 400 for $885? (By newriderAKL, 2009-04-02)
Handle bars shake at 50-55mph (By Jimi MacBeath, 2009-03-09)
- RE: Handle bars shake at 50-55mph (By Jeff, 2009-09-22)
Gavanden (By gvan, 2009-02-16)
blinkers just stopped working, (By angel eyes, 2009-02-12)
xssive (By dave, 2009-02-06)
- RE: xssive (By StuD, 2009-04-28)
performance? (By 82 yamaha rat, 2009-01-24)
need some help (By chris, 2009-01-22)
- RE: need some help (By StuD, 2009-04-28)
- RE: need some help (By josh, 2009-05-31)
82 xs 400 dohc (By Hector, 2009-01-21)
xs 400 swing arm pivot nut (By MARKY BOY, 2009-01-06)
wiring (By kenneth, 2008-12-19)
diddyduzit (By pete, 2008-11-24)
oil light (By secor, 2008-11-24)
xs400 bought from scrap yard (By dragsta, 2008-10-03)
I´m looking for the Luggage Rack (By Thx, Sergio, 2008-10-02)
spark plug gap (By Terry, 2008-09-25)
Mario (By marioc89, 2008-09-23)
Runs when cold warms up and dies. (By M. Allred, 2008-08-31)
Exhaust bolt broke off! need help! (By Will, 2008-08-27)
- RE: Exhaust bolt broke off! need help! (By Rose McD, 2008-10-03)
  - RE: Exhaust bolt broke off! need help! (By tj, 2011-07-12)
    - RE: Exhaust bolt broke off! need help! (By tj, 2011-07-12)
- need advice on exhaust installation (By johnny, 2009-02-21)
difference between xs 400 and xs 400 specail (By crashtest, 2008-08-20)
crashtest_6 (By crashtest, 2008-08-20)
cafe mods (By fattles, 2008-08-13)
- RE: cafe mods (By Twins, 2011-06-29)
spark plug gap (By Diane & Jody, 2008-08-09)
1981 XS400 Valve Clearances (By Colin, 2008-06-30)
Mufflers TOO LOUD (By homefree, 2008-06-30)
Homefree (By homefree, 2008-06-30)
Gas Mileage (By chris, 2008-06-24)
- RE: Gas Mileage (By Kevin Skinner, 2012-06-28)
starting problem (By misael, 2008-05-09)
cruising speed (By Tim, 2008-04-14)
- RE: cruising speed (By Volkswagenate, 2008-11-17)
  - RE: cruising speed (By 82 yamaha rat, 2009-01-24)
- RE: cruising speed (By BOBAX, 2010-10-18)
switching original carbs on 400xs? (By juanito xs, 2008-03-19)
- RE: switching original carbs on 400xs? (By Greg Padden, 2010-03-19)
I just got a 1980 xs 400 bobber project (By Christian, 2008-02-24)
question about rims and tires (By melanie, 2008-01-18)
Exhausts (By webby, 2007-11-14)
1980 XS 400 owner (By ted warren, 2007-09-21)
- RE: 1980 XS 400 owner (By ron cole, 2009-12-09)
Service Manual (By Vera, 2007-09-19)
- RE: Service Manual (By dan lucey, 2010-01-02)
  - RE: Service Manual (By Frode, 2011-01-15)
motorcycle doesn´t start just clicks (By thesoorae, 2007-09-16)
Mr. Alan (By mamasyama, 2007-09-12)
eletrical issue (By protectionk9, 2007-09-12)
xs 400 bought as project,need help (By maxwell, 2007-09-04)
Fork oil amount and weight? (By Pressureman55, 2007-08-10)
Left carb is backfiring (By ZDC, 2007-08-05)
- RE: Left carb is backfiring (By ZDC, 2007-08-05)
top speed (By steven m, 2007-08-04)
I have just got this bike after it sat for 18 yrs. Carb problem (By Payne, 2007-07-16)
- RE: I have just got this bike after it sat for 18 yrs. Carb pro (By 82 yamaha rat, 2009-01-24)
- RE: I have just got this bike after it sat for 18 yrs. Carb pro (By grumpyfkr, 2014-09-05)
sk8lugejudg@aol.com (By Blaine, 2007-07-08)
need help (By Anthony M, 2007-07-06)
- RE: need help (By matt, 2009-09-17)
Gap for Tappets? (By ibridgef, 2007-06-23)
RE; xs 400 with rear disc brake? (By Randy L. Smith, 2007-06-17)
- RE: RE; xs 400 with rear disc brake? (By velvet, 2010-04-04)
New to group (By Gary, 2007-06-05)
Jim (By xs400 headlight, 2007-05-23)
- RE: Jim (By paul, 2007-05-24)
Brake system on 81-xs 400 special (By Rog, 2007-05-14)
- RE: Brake system on 81-xs 400 special (By vito de palma, 2015-07-18)
1981 400xs Heritage (By timothy_heaney, 2007-05-12)
xs 400 in a atv chassis (By Danger, 2007-04-24)
- RE: xs 400 in a atv chassis (By jeremy, 2007-09-17)
Darcy (By Darcy, 2007-04-06)
Mr. (By Harold Glick, 2007-04-03)
Yamaha xs 400 (By Albe, 2007-03-29)
Oil (By Mark, 2007-03-24)
Woodbugs oil leak (By Jeff, 2007-03-13)
1981 xs400 camshaft issue (By jon, 2007-02-19)
speedometer (By roger haden, 2007-02-16)
Need parts for an 81 400 special (By Bull, 2006-12-10)
yamaha xv400 (By komander, 2006-12-07)
manual (By pt, 2006-10-17)
mrs (By ian aitken, 2006-09-30)
1981 yamaha xs400 special 11 (By frank minneci, 2006-09-23)
- RE: 1981 yamaha xs400 special 11 (By Bull, 2006-12-10)
cracked my pipe! (By mfog, 2006-09-07)
New carburetor joint installation etc.. (By yerocfreq, 2006-08-31)
- RE: New carburetor joint installation etc.. (By yerocfreq, 2006-08-31)
Information about a 1980 400 yamaha xs special II (By debra farmer, 2006-08-17)
Yamaha 400 1982 à vendre pour pieces (By yann beaulieu, 2006-08-13)
- RE: Yamaha 400 1982 à vendre pour pieces (By Dom, 2007-04-30)
masa (By markus alanko, 2006-08-11)
1980 Yamaha xs 400 (By Markus Alanko, 2006-08-11)
SIDE COVER (By RICK, 2006-08-02)
How do I remove the headlight? (By justin, 2006-07-25)
- RE: How do I remove the headlight? (By Tom, 2006-07-25)
  - RE: How do I remove the headlight? (By justin, 2006-07-25)
    - RE: How do I remove the headlight? (By Tom, 2006-07-25)
i was just given a 1979 400 xs, doesnt run...where to start. Cha (By H8 mondays, 2006-07-24)
- RE: i was just given a 1979 400 xs, doesnt run...where to start. (By mamasyama, 2007-09-12)
corrosion on negative connection of battery (By justin, 2006-07-18)
- RE: corrosion on negative connection of battery (By Tom, 2006-07-18)
  - RE: corrosion on negative connection of battery (By justin, 2006-07-18)
    - RE: corrosion on negative connection of battery (By Tom, 2006-07-18)
starter button (By xs400girl, 2006-07-18)
xs 400 yamaha (By ryan davenny, 2006-07-18)
- RE: xs 400 yamaha (By dwickham, 2007-05-08)
Seat Latch (By Tom, 2006-07-12)
calling Major Tom (By justin, 2006-07-10)
- RE: calling Major Tom (By Tom Hession, 2006-07-11)
Diference betwene 2A2 with 27 and 38hp? (By Skaki, 2006-07-10)
- RE: Diference betwene 2A2 with 27 and 38hp? (By GREG, 2010-06-25)
XS 400 2A2 27hp... (By Skaki, 2006-07-10)
Engine (By Jim, 2006-07-06)
XS 400 2A2 with 27 hp... (By Skaki, 2006-07-06)
Keep burning up the right side plug (By CJ Deery, 2006-07-04)
- RE: Keep burning up the right side plug (By dragsta, 2008-10-04)
Oil leak (By Lance, 2006-07-03)
Charging Problems (By Corrie, 2006-07-01)
- RE: Charging Problems (By glenn, 2007-05-01)
  - RE: Charging Problems (By John, 2007-07-19)
  - RE: Charging Problems (By Deb radke, 2011-07-06)
- RE: Charging Problems (By Charlie Vanzant, 2008-04-15)
Neutral Light (By Tom Hession, 2006-07-01)
Freddy (By Cruger, 2006-06-24)
PARTS BIKE FOR SALE (By Art Scott, 2006-06-21)
- RE: PARTS BIKE FOR SALE (By XSPaul, 2006-06-22)
PARTS BIKE (By Art Scott, 2006-06-21)
- RE: PARTS BIKE (By shaune, 2008-04-07)
can´t get bike to start (By justin, 2006-06-20)
- RE: can\\ï¿½t get bike to start (By Tom, 2006-06-21)
  - RE: can\\\\ï¿½t get bike to start (By justin, 2006-06-21)
    - RE: can\\\\\\\\ï¿½t get bike to start (By Tom, 2006-06-21)
      - BIG THANKS to TOM!!! (By justin, 2006-06-21)
        
        RE: BIG THANKS to TOM!!! (By Tom, 2006-06-21)
removing front wheel (By justin, 2006-06-18)
- RE: removing front wheel (By Tom, 2006-06-19)
- RE: removing front wheel (By austin, 2010-11-18)
sporadically working signals (By JK, 2006-06-13)
- RE: sporadically working signals (By dwickham, 2007-05-08)
Manual (By Dave Fuller, 2006-06-13)
- RE: Manual (By Tom, 2006-06-13)
  - RE: Manual (By Dave, 2006-06-13)
- RE: Manual (By mork571, 2006-08-15)
valve clearance (By dave, 2006-06-12)
Mirror (By Jerry, 2006-06-12)
- RE: Mirror (By Tom, 2006-06-12)
- RE: Mirror (By mork571, 2006-08-15)
do you add transmission oil? (By justin 6-8-06, 2006-06-09)
- RE: do you add transmission oil? (By Tom, 2006-06-09)
1982 XS400 (400 Special) Sissy Bar/Backrest (By MikeBean, 2006-06-08)
Torque Specs? (By Jacob, 2006-06-07)
- RE: Torque Specs? (By XSPaul, 2006-06-07)
bored? (By T.C., 2006-06-07)
Charging system (By Wardensr, 2006-06-02)
- RE: Charging system (By Bull, 2006-12-10)
Bruce (By Bruce W Cale, 2006-05-08)
1982 Yamaha XS400 - Backrest (By Woody, 2006-05-05)
4 cyl. possible ? (By pete, 2006-04-19)
artloft (By alexis, 2006-04-19)
Battery drained while riding. (By golfhitman, 2006-04-17)
- RE: Battery drained while riding. (By Tom, 2006-04-17)
price (By Jaret, 2006-04-13)
- RE: price (By Christos, 2010-04-10)
XS400SJ Carb Specifications (By Gene, 2006-04-02)
how do you adjust the clutch (By woodies2, 2006-03-31)
Timing (By Ian, 2006-02-23)
81 yama xs 400 clutch function/ is it needed to shift gears? (By rick 79, 2006-01-23)
- RE: 81 yama xs 400 clutch function/ is it needed to shift gears (By Wulfgar, 2008-12-14)
Carburetor problem? (By Larry, 2005-12-05)
How would you rate the accelaration of this bike? (By asdf', 2005-12-05)
xs400 model year id (By johnem727@yahoo., 2005-11-23)
Luggage Rack (By Tom, 2005-11-21)
- RE: Luggage Rack (By mork571, 2006-08-15)
yamaha 400 heritage special (By boy draker, 2005-11-18)
- RE: yamaha 400 heritage special (By Sam, 2008-04-16)
- RE: yamaha 400 heritage special (By prince, 2021-07-14)
Manuals for 81 XS 400 (By TunaSandwich, 2005-11-09)
- RE: Manuals for 81 XS 400 (By pete, 2006-04-19)
  - RE: Manuals for 81 XS 400 (By iroccopz28, 2011-03-21)
Revs high when hot and hard to start (By Keith, 2005-10-12)
- RE: Revs high when hot and hard to start (By Charles F, 2009-07-08)
MANUAL XJ 400 (By ALEX, 2005-09-09)
MANUAL XJ 400 (By ALEX, 2005-09-09)
seized engine (By scott, 2005-09-06)
- RE: seized engine (By TDUB, 2011-08-24)
seat change (By xs400girl, 2005-08-26)
Guy (By newmotorman, 2005-08-25)
Rebuilt carbs, started on full choke,stopped, won´t start (By jrz, 2005-08-22)
Rebuilt carbs, started on full choke,stopped, won´t start (By jrz, 2005-08-22)
- RE: Rebuilt carbs, started on full choke,stopped, won´t start (By Bull, 2006-12-10)
how to change oil filter? (By mick, 2005-08-15)
- RE: how to change oil filter? (By Mar, 2005-08-20)
  - RE: how to change oil filter? (By michaelbyrne1973, 2005-08-21)
    - RE: how to change oil filter? (By Mar, 2005-08-23)
    - RE: how to change oil filter? (By Jonathan, 2006-02-08)
      - RE: how to change oil filter? (By Tom Hession, 2006-02-08)
- RE: how to change oil filter? (By gary, 2009-11-22)
just acquired a 400 (By xs400girl, 2005-08-05)
- RE: just acquired a 400 (By xs400guy, 2005-08-05)
- RE: just acquired a 400 (By xs400 rider, 2008-01-11)
- RE: just acquired a 400 (By etrigan36, 2010-05-22)
How to set the rpm (By mar, 2005-08-01)
problems from my xs 400 (By max t, 2005-07-22)
Considering an ´80 xs400 special (By Dave E, 2005-07-20)
- RE: Considering an ´80 xs400 special (By Dave R, 2006-08-13)
- RE: Considering an ´80 xs400 special (By Christos H, 2010-05-11)
- RE: Considering an ´80 xs400 special (By kevin, 2012-09-22)
xs400 vin (By Daniel, 2005-07-07)
Gary Hanna (By Gary, 2005-07-07)
seat problem (By dan, 2005-06-12)
- RE: seat problem (By Larry, 2005-12-05)
  - RE: seat problem (By MelissaS, 2010-01-17)
- RE: seat problem (By Wulfgar, 2008-12-14)
Levers? (By xs baggage, 2005-05-30)
- RE: Levers? (By mixelpix, 2005-05-30)
  - RE: Levers? (By xs baggage, 2005-05-30)
Color code (By Yamaha, 2005-05-25)
Oil capacity, oil change ??? (By Etienne, 2005-04-26)
- RE: Oil capacity, oil change ??? (By phillyb, 2005-05-27)
  - RE: Oil capacity, oil change ??? (By boy draker, 2005-05-28)
  - RE: Oil capacity, oil change ??? (By Portman, 2005-09-15)
ibridge (By ibridge, 2005-03-28)
- RE: ibridge (By Mark, 2007-09-09)
Oil Capacity (By Kealan, 2005-03-21)
- RE: Oil Capacity (By howdy, 2005-03-21)
  - RE: Oil Capacity (By Daniel, 2006-12-30)
brake question (By chris, 2005-03-13)
brake question (By chris, 2005-03-13)
Exhaust pipes (By Rune, 2005-03-08)
- RE: Exhaust pipes by "Sito" (By Klavizimbel, 2005-03-12)
- RE: Exhaust pipes (By Thor, 2011-06-29)
YAMAHA XS 400 (By SHULE, 2005-01-16)
- RE: YAMAHA XS 400 (By julio rodriguez, 2009-01-20)
I´ve just bought a XS400DOHC, 82 (By Rune Skirstad, 2005-01-12)
Headlight (By Josh, 2004-12-17)
xs 400 (By maxs T, 2004-12-15)
- RE: xs 400 (By tory, 2011-08-20)
82 xs 400rj (By mike, 2004-12-13)
- RE: 82 xs 400rj (By Jordi, 2004-12-13)
- RE: 82 xs 400rj (By Matt, 2004-12-14)
help (By g-man, 2004-10-20)
- RE: help (By Irov, 2005-02-27)
  - RE: help (By george, 2005-03-03)
brake conversion (By tshadow6, 2004-09-24)
my xs400 is not working properly (By max Toney, 2004-09-04)
- RE: my xs400 is not working properly (By MikeBean, 2006-06-08)
my xs400 is not working properly (By max Toney, 2004-09-04)
- RE: my xs400 is not working properly (By 82 yamaha rat, 2009-01-24)
XS-400 2A2 Kolbenringe (By J.H., 2004-09-01)
Reving Problem (By IA, 2004-08-27)
- RE: Reving Problem (By Joe, 2004-09-28)
- RE: Reving Problem (By agostini, 2005-09-22)
  - RE: Reving Problem (By Griffon, 2005-09-22)
Reving Problem (By IA, 2004-08-27)
- RE: Reving Problem (By josh alvis, 2008-07-29)
  - RE: Reving Problem (By StuD, 2009-04-28)
Reving Problem (By IA, 2004-08-27)
- RE: Reving Problem (By mixelpix, 2004-09-04)
- RE: Reving Problem (By -pdk, 2004-09-22)
- RE: Reving Problem (By mixelpix, 2006-06-14)
- RE: Reving Problem (By Dimidus, 2006-06-24)
- RE: Reving Problem (By greerkat, 2007-10-15)
Reving problem (By IA, 2004-08-27)
- RE: Reving problem (By Tyrone Harding, 2004-09-02)
Throttle/carb problem too (By IA, 08-27, 2004-08-27)
- RE: Throttle/carb problem too (By Marty, 2004-09-28)
- RE: Throttle/carb problem too (By Joe, 2004-09-28)
Great bike, but. (By Dave, 2004-08-25)
- RE: Great bike, but. (By Pawel, 2005-01-16)
- RE: Great bike, but. (By Man, 2005-01-27)
cramp line (By tomas, 2004-08-11)
1978 yamaha xs 400 (By Shaggy Z, 2004-08-05)
XS 400 DOHC (By Matt, 2004-08-02)
- RE: XS 400 DOHC (By Jordi, 2004-10-19)
  - RE: XS 400 DOHC (By rw, 2011-05-12)
- RE: XS 400 DOHC (By Ron, 2007-10-09)
XS 400 SE Info / Spares/ (By Tyrone Harding, 2004-07-31)
Throttle problem (By Marty, 2004-07-29)
- RE: Throttle problem (By Joe, 2004-09-28)
Brake Master Cyclinder Question (By Will, 2004-07-26)
- RE: Brake Master Cyclinder Question (By 82 yamaha rat, 2009-01-24)
Technical question XS400SE (By Mitin Denis, 2004-07-09)
i need carburators (By jasen nice, 2004-06-21)
goes (By kestiene, 2004-05-14)
- RE: goes (By frebos, 2005-07-15)
- RE: goes (By marcin, 2005-12-28)
charging system (By steve-o, 2004-05-09)
- RE: charging system (By 15618447777, 2004-09-25)
tim webb (By NN, 2004-03-27)
horsepower (By data7, 2004-03-08)
- RE: horsepower (By grook, 2004-06-10)
How do you time the engine?? (By NN, 2004-03-05)
weird problem (By NN, 2004-02-27)
- RE: weird problem (By elect ,fuel ,, 2004-09-25)
- RE: weird problem (By Woody, 2006-09-25)
  - RE: weird problem (By frank minneci, 2006-09-25)
- RE: weird problem (By Bull, 2006-12-10)
Ideal starter bike, great winter beater, super cheap everything (By Scary Monster, 2004-02-10)
- RE: Ideal starter bike, great winter beater, super cheap everyth (By Gene Gurik, 2011-10-20)
Parts (By ryom, 2003-12-30)
Seca (By have one, 2003-11-16)
Yamaha 400 XS DOHC (By Peter De Rechter , Belgium, 2003-10-31)
- RE: Yamaha 400 XS DOHC (By Roman Tschirbs, 2004-05-03)
- RE: Yamaha 400 XS DOHC (By ian, 2006-02-23)
1980 Yamaha XS400 (special) (By Chris, 2003-09-27)
i have some problems (By NN, 2003-08-17)
XS 400J Gears 5 or 6 ? (By David Kimmins, 2003-06-28)
- RE: XS 400J Gears 5 or 6 ? (By NN, 2003-07-11)
- RE: XS 400J Gears 5 or 6 ? (By Drew Craik, 2009-05-24)
carburetor problems (By roger, 2003-06-22)
- RE: carburetor problems (By marshall, 2003-07-24)
  - RE: carburetor problems (By drew, 2004-03-01)
    - RE: carburetor problems (By Brian L, 2004-04-18)
      - RE: carburetor problems (By vam, 2004-06-11)
      - RE: carburetor problems (By dave, 2004-09-16)
    - RE: carburetor problems (By Chris, 2004-07-11)
    - RE: carburetor problems (By rick 79, 2006-01-23)
  - RE: carburetor problems (By Lee Smith, 2011-09-07)
- RE: carburetor problems (By Aaron, 2003-09-10)
- RE: carburetor problems (By Speed, 2004-05-26)
- RE: carburetor problems (By Mike, 2004-09-19)
- RE: carburetor problems (By Gene, 2006-03-18)
- RE: carburetor problems (By Gene, 2006-03-18)
  - RE: carburetor problems (By Gene, 2006-03-18)
  - RE: carburetor problems (By Gene, 2006-03-18)
- RE: carburetor problems (By Woody, 2006-09-25)
1980 yamaha xs 400 (By Johnny B., 2003-06-20)
- RE: 1980 yamaha xs 400 (By Charlie Vanzant, 2008-04-15)
- RE: 1980 yamaha xs 400 (By Dudze, 2012-03-16)
yamaha xs 400 1982 email ajay1515@hotmail.com (By NN, 2003-06-06)
yamaha xs 400 1982 (By NN, 2003-06-06)
- RE: yamaha xs 400 1982 (By NN, 2003-06-17)
- RE: yamaha xs 400 1982 (By leon, 2012-11-27)
  - RE: yamaha xs 400 1982 (By Emily, 2018-08-16)
Che scheggia!! (By Geronimo, 2003-05-25)
Ein beast (By Giovanni, 2003-04-28)
looking for tecnical design about yamaha xs 400 US custom 1980. (By NN, 2003-03-17)
- RE: looking for tecnical design about yamaha xs 400 US custom 19 (By NN, 2003-04-30)
Yamaha xs 400 (By NN, 2003-02-23)
- RE: Yamaha xs 400 (By NN, 2003-03-14)
1979 yamaha XS 400 (By Tom, 2003-01-17)
- RE: 1979 yamaha XS 400 (By josh, 2007-02-10)
It´s good motocycle for tourists! (By NN, 2002-11-22)
- RE: It´s good motocycle for tourists! (By Thor, 2011-06-29)
YAMAHA XS 400 MODEL 2-E (By NN, 2002-10-31)
- RE: YAMAHA XS 400 MODEL 2-E (By Byrne, 2017-05-06)
1981 YAMAHA XS 400 Special (By jmstewar, 2002-10-08)
- RE: 1981 YAMAHA XS 400 Special (By Vinny Lee, 2004-06-05)
  - RE: 1981 YAMAHA XS 400 Special (By steve-o, 2004-06-05)
- RE: 1981 YAMAHA XS 400 Special (By DR Wayro, 2008-07-13)
XS400SJ (By Jeff Wantz, 2002-08-04)
- RE: XS400SJ (By paul, 2006-07-18)
XS 400SJ (By Jeff Wantz, 2002-08-04)
- RE: XS 400SJ (By Marty, 2004-07-29)
  - RE: XS 400SJ (By Drew Craik, 2009-05-24)
    - RE: XS 400SJ (By jj, 2009-09-07)
  - RE: XS 400SJ (By d2thep, 2010-09-03)
- RE: XS 400SJ (By MARCIN, 2005-12-28)
  - RE: XS 400SJ (By boydraker, 2005-12-28)
- RE: XS 400SJ (By BIG RICH, 2007-09-19)
- RE: XS 400SJ (By T. Mitchell, 2008-03-09)
how can you tell a 400 sx special (By rj, 2002-08-03)
- RE: how can you tell a 400 sx special (By l'eminence grise, 2003-01-06)
- RE: how can you tell a 400 sx special (By mork571, 2006-08-15)
- RE: how can you tell a 400 sx special (By Mark, 2009-07-20)
1982 yamaha xs400 dohc (By NN, 2002-05-10)
- RE: 1982 yamaha xs400 dohc (By BOB CHARTRAND, 2005-06-10)
  - RE: 1982 yamaha xs400 dohc (By TunaSalad, 2005-11-06)
    - RE: 1982 yamaha xs400 dohc (By Red Fish, 2005-11-06)
    - RE: 1982 yamaha xs400 dohc (By Bob Chartrand, 2005-11-09)
    - RE: 1982 yamaha xs400 dohc (By Larry Zimmerman, 2008-08-29)
- RE: 1982 yamaha xs400 dohc (By Devoughan Graham, 2008-04-15)
My First Bike (By 19, 2002-04-30)
- RE: My First Bike (By rj, 2004-02-19)
- RE: My First Bike (By TunaSalad, 2005-11-06)
technical tips (By Margus, 2002-04-01)
- RE: technical tips (By NN, 2003-07-18)
  - RE: technical tips (By drive.in, 2009-05-05)
- RE: technical tips (By vans, 2006-03-20)
- RE: technical tips (By Dimidus, 2006-06-24)
RE: Comment (By NN, 2002-03-25)
- RE: (By Peter De Rechter, XS400 12E driver, 2003-10-31)
Comment (By mr j van s, 2002-03-22)
Yamaha xs400rj Seca (By NN, 2002-03-04)
rpm reduction (By NN, 2002-02-18)
- RE: rpm reduction (By NN, 2003-01-17)
1980 Yamaha 400 SX Owner (By Dan Holler, 2002-02-10)
- RE: 1980 Yamaha 400 SX Owner (By BigBeardBiker52, 2009-09-30)
  - RE: 1980 Yamaha 400 SX Owner (By jwhughes3, 2009-09-30)
  - RE: 1980 Yamaha 400 SX Owner (By tyler, 2015-08-14)
- RE: 1980 Yamaha 400 SX Owner (By yvon st louis, 2010-04-10)
A nice bike (By NN, 2002-02-04)
My 400 Experience (By HuckMubb, 2001-10-30)
- RE: My 400 Experience (By rj, 2004-02-19)
- RE: My 400 Experience (By Ian, 2006-03-03)
i would like to know (By NN, 2001-10-22)
Yamaha XS 400 (By NN, 2001-09-07)
- RE: Yamaha XS 400 (By NN, 2002-10-31)
- RE: Yamaha XS 400 (By curtis, 2002-12-24)
- RE: Yamaha XS 400 (By NN, 2004-01-13)

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Discussion forums for individual Yamaha XS 400 motorcycles:

1990 Yamaha XS 400 DOHC (Sport touring, 399 ccm)
1989 Yamaha XS 400 DOHC (Touring, 399 ccm)
1988 Yamaha XS 400 DOHC (Naked bike, 399 ccm)
1988 Yamaha XS 400 DOHC (reduced effect) (Touring, 399 ccm)
1987 Yamaha XS 400 DOHC (reduced effect) (Classic, 399 ccm)
1987 Yamaha XS 400 DOHC (Naked bike, 399 ccm)
1986 Yamaha XS 400 DOHC (reduced effect) (Unspecified category, 399 ccm)
1986 Yamaha XS 400 DOHC (Touring, 399 ccm)
1985 Yamaha XS 400 DOHC (reduced effect) (Naked bike, 399 ccm)
1985 Yamaha XS 400 DOHC (Naked bike, 399 ccm)
1984 Yamaha XS 400 DOHC (reduced effect) (Touring, 399 ccm)
1984 Yamaha XS 400 DOHC (Sport touring, 399 ccm)
1983 Yamaha XS 400 DOHC (reduced effect) (Naked bike, 399 ccm)

1983 Yamaha XS 400 DOHC (Naked bike, 399 ccm)
1983 Yamaha XS 400 SE (Naked bike, 392 ccm)
1982 Yamaha XS 400 (Classic, 392 ccm)
1982 Yamaha XS 400 DOHC (reduced effect) (Naked bike, 399 ccm)
1982 Yamaha XS 400 DOHC (Naked bike, 399 ccm)
1982 Yamaha XS 400 SE (Custom/cruiser, 392 ccm)
1981 Yamaha XS 400 Special (Classic, 392 ccm)
1981 Yamaha XS 400 (Allround, 392 ccm)
1980 Yamaha XS 400 US. Custom (Classic, 392 ccm)
1980 Yamaha XS 400 (Classic, 392 ccm)
1979 Yamaha XS 400 (Classic, 392 ccm)
1978 Yamaha XS 400 (Naked bike, 392 ccm)

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