- Awesome video! (15 replies)
- Just some random pics (10 replies)
- 2008 honda 400ex (3 replies)
- Dimensions (43 replies)
- battery mounting (18 replies)
- different carb (8 replies)
- Best 416 Kit To Get? (3 replies)
- Front Wheels Touch A arms (14 replies)
- Trade pipes? Not stockers, must be full system w/ spark arrestor (17 replies)
- 450r shocks on +3 arms? (4 replies)
- HMF VS. Whitebrothers E series VS. Others (23 replies)
- Stock 450r shocks VS. Aftermarket shocks (11 replies)
- mx wheels and tires (8 replies)
- Painting wheel hubs (2 replies)
- first ride in 2 months (5 replies)
- Exhaust ???? (3 replies)
- What is the stock gears on a 400ex? (6 replies)
- suspension setup question (19 replies)
- Parking brake mess (4 replies)
- wont start cold (6 replies)
- Stock front shock length (2 replies)
- Dynamic compression questions (9 replies)
- backfireing through carb (8 replies)
- Tank bags for a 400ex (14 replies)
- Let's talk skid plates (10 replies)
- welding a cracked control arm? (42 replies)
- 450R shocks.... awesome mod! (20 replies)
- Wont start (25 replies)
- auto paint on plastics (11 replies)
- whitch brakes (12 replies)
- No more 400EX (19 replies)
- 08 with cut fenders (1 replies)
- Keeps fouling spark plugs with lean jetting??? (25 replies)
- Paint Questions (11 replies)
- rear brake (0 replies)
- got the 400 running pretty good (6 replies)
- 400ex (440ex) (12 replies)
- Help (4 replies)
- cam and timing key (29 replies)
- +1/+2 arms (0 replies)
- start in gear (8 replies)
- new rocker arms with new cam? (9 replies)
- Cheap 400ex parts (0 replies)
- tasker's gap (0 replies)
- Pipe Re-Packing (11 replies)
- upgrade question (12 replies)
- My 400ex's evolution... (84 replies)
- 400ex (2 replies)
- 2004 yz450f (please dont move) (6 replies)
- weak coil ? (3 replies)
- Cam chain (10 replies)
- Torque Specs Answered (0 replies)
- 400EX Problems...Newbie questions (16 replies)
- clutch issue? (1 replies)
- Brake Pedals (7 replies)
- 400ex - wasting my time? (32 replies)
- star botton wont workk help (0 replies)
- 400ex questions (6 replies)
- piston in backwards for 2 years (7 replies)
- Head Gasket? (4 replies)
- Rear Tires or Slip On? (39 replies)
- more burgard cycle nonsense (7 replies)
- which is better?? wheel spacers or flipping rims (4 replies)
- Taking off nuetral light panel on a 2007 400ex (13 replies)
- Brake change (5 replies)
- How does this build sound? (26 replies)
- perfect, just perfect... (12 replies)
- service manual (1 replies)
- what jet is it? (12 replies)
- no low end power?????? (26 replies)
- cam or header (16 replies)
- HMF vs. Pro circuit vs. Curtis sparks (24 replies)
- 400ex reverse override (5 replies)
- how much will it take? (9 replies)
- valve adjustment? (10 replies)
- 05 400ex grab bar (1 replies)
- 450r carb Hot start ? (17 replies)
- Help me prioritize my mods (56 replies)
- Noobie needs help! 400ex smoking (6 replies)
- 400ex Front Fender Decals - Brand New OEM (1 replies)
- exhaust rap (5 replies)
- would anyone be interested in a farely new set of Laker plastic and black frame (8 replies)
- chain size (4 replies)
- No Spark? (4 replies)
- Best Investment. (14 replies)
- 400ex owners (0 replies)
- Do I need an Outerwears with a UNI (3 replies)
- Carb Help Plzzzz!!!!!!!!!!!!!!!!!!!!! (0 replies)
- What octane (8 replies)
- reuse new head gasket? (6 replies)
- knocking? (9 replies)
- How To Make Plastic Shine? (13 replies)
- Quick Question About 440 Kit Compression (9 replies)
- AMR CDI Boxes - Stage 3 vs Stage 2 (10 replies)
- Which Outwears for air box lid? (18 replies)
- 416 Kit Questions/ Good 400ex engine builders in Indiana Ohio??? (22 replies)
- What did you do to your 400EX today? (6 replies)
- 400ex with a 250r hoods??????? (18 replies)
- head gasket leak (6 replies)
- jetting for mt riding (11 replies)
- k&n air filter? (5 replies)
- start in gear?!?! (3 replies)
- XC race preperation (machine) (1 replies)
- 416 Kit (8 replies)
- ky (1 replies)
- Guys with Aftermarket plastics/hoods... (24 replies)
- Motor ticking noise...cam decompressor? (33 replies)
- 07 400ex tires (3 replies)
- steering stem (1 replies)
- anyone ever have this problem? (10 replies)
- Rev Box Help (1 replies)
- clutch question (9 replies)
- ky (5 replies)
- my 07 was stloen (8 replies)
- 400ex build sugestions (8 replies)
- headlights (2 replies)
- Shock Adjustment (7 replies)
- 440 Big Bore kit w/Stage 2 Hotcam (15 replies)
- Spring Rates + Valving (7 replies)
- Another quick jetting question (9 replies)
- Compression and Octane Rating? (5 replies)
- broken bolt in case (4 replies)
- valves (10 replies)
- carrier problem (0 replies)
- 250R maier vented hood (1 replies)
- stock rim size? 9x8 3+5? (0 replies)
- Power Up 400ex ?'s (25 replies)
- Missing & Backfiring? (51 replies)
- case (0 replies)
- How To Make A Reliable Stoker (6 replies)
- brake light questions (4 replies)
- I need a Favor.. 05+ black (8 replies)
- Redundant ? I know (11 replies)
- 03 400ex, electric start dont work (11 replies)
- Winter plans? (15 replies)
- Ignition troubles!!! Please help... just shut off... (2 replies)
- What is wrong with this thing? (3 replies)
- Help, dropped washer into engine (6 replies)
- OMF seat latch question. (6 replies)
- we have a traitor amung us.. (6 replies)
- +3 Timing Keys (164 replies)
- 2003 400ex (17 replies)
- Cheap Air Box Mod!!!:) (12 replies)
- Parts For Sale (1 replies)
- fmf exhaust/lid on or off/water (0 replies)
- Break in oil? (10 replies)
- 2 electrical questions (lights and neutral light) (2 replies)
- 400ex cylinder (5 replies)
- trade.... for 500cc (6 replies)
- Cracked case...bad crack (1 replies)
- Sproket upgrade please????? (7 replies)
- Bumpin compression Re-jet ? (2 replies)
- started 416 build what do you think so far (9 replies)
- Scoops, Shrouds, Fender Supports, whatever you call them (8 replies)
- cam position - setting timing - help (16 replies)
- new battery storage?????????? (2 replies)
- Shock adjustments (4 replies)
- a arm question please help (7 replies)
- SPAL fan (15 replies)
- Whats the deal!? URGENT HELP please (3 replies)
- header weld question??? (25 replies)
- What cable to use? (12 replies)
- `05 400ex and 10 year old? (27 replies)
- steering stabilizer (0 replies)
- my 400ex (7 replies)
- big bore kit (19 replies)
- Best oil for my 400ex??? (31 replies)
- wont start. ran great two weeks later wont start (7 replies)
- Wheels - powder coat stocks or get a new set? (11 replies)
- Thoughts on front bumpers? (29 replies)
- AMR stage 2 rev box (5 replies)
- Quick question about front motor mounts (25 replies)
- Have $300 to spend on 2005 400ex (13 replies)
- 400ex? (5 replies)
- Shocks!! (7 replies)
- 400ex + X-package (10 replies)
- need opinions! keep or sell the 400?? (0 replies)
- Stonger front bumper? (4 replies)
- rocker arm problem...think im screwed (20 replies)
- How to remove 400ex arm from carrier? (116 replies)
- What's It Worth (6 replies)
- WTB 400ex steering Stem (0 replies)
- je piston (2 replies)
- Swing arm question (1 replies)
- Few mod questions (EHS lid & Sparks key)... (11 replies)
- Learning my wheelies (32 replies)
- 400ex noob (8 replies)
- 400ex inner hub question (3 replies)
- OEM rims & tires for sale or trade (0 replies)
- fcr FTMFW (12 replies)
- name that problem (3 replies)
- trinity vs sparks (10 replies)
- Need an Aftermarket CDI box (8 replies)
- Looking for a used 400ex exhaust (6 replies)
- Winch mounting (10 replies)
- Off Topic I Know! (1 replies)
- dont want to start (8 replies)
- won't stay running (4 replies)
- Fullbore Fenders (0 replies)
- gone riding (14 replies)
- Amr Racing Monster Coil (1 replies)
- rear brake help? (5 replies)
- Any Virginia Riders? (0 replies)
- changing chain and sprockets? (3 replies)
- Threw on some yfz shocks! (4 replies)
- Anyone heard/know of these? (5 replies)
- Black smoke at high rpms (16 replies)
- Anyone have the FX graphics kit-looking at Monster kit (1 replies)
- My Winter Rebuild Thread!!! (2 replies)
- Engine Mod (2 replies)
- Man do I miss my 400ex..... (3 replies)
- best big bore kit for 400ex (0 replies)
- Who says you can't have a Sprocket Guard (32 replies)
- would it be worth it to buy this??? (5 replies)
- Grips!! (37 replies)
- fmf powerbomb header (16 replies)
- shifter oops! (2 replies)
- front tire sizing & upgrade ?? (1 replies)
- Turbo kit ? (5 replies)
- Shocking question (7 replies)
- Your Choice on Bearing Carrier (6 replies)
- Well, it's time for an early winter rebuild (19 replies)
- HMF silencer leak? (3 replies)
- 400ex wont stay running. (5 replies)
- ebay ignition parts - worth a crap? (2 replies)
- best air filter? (14 replies)
- Engine stalls on Decel (1 replies)
- WTB: Rotors (3 replies)
- can i ride with broken bearinh carrier (13 replies)
- Swapped exhaust again-now Motoworks (1 replies)
- oil pump? (0 replies)
- piston/cyl. ? (9 replies)
- Jet Suggestions (10 replies)
- i might have a big problem (7 replies)
- oil problem!!? (13 replies)
- cdi box location (2 replies)
- 426 bigbore (7 replies)
- oil problems?!! (4 replies)
- Kibblewhite valves (6 replies)
- getting ready to race!! (13 replies)
- white smoke??? (2 replies)
- What exhaust is this? (14 replies)
- Upgrades for little money. (6 replies)
- LRD Pro4 (3 replies)
- Slow atv? (23 replies)
- Another 400ex Problem (11 replies)
- what do you think? (5 replies)
- Boggin out in wheely postion!!! (5 replies)
- 05-07 clutch fit 03? (5 replies)
- what causes backfire/afterfire? (11 replies)