- Curtis sparks? (5 replies)
- Break in procedure (9 replies)
- Mods (6 replies)
- big bore blown head gasket solved. (1 replies)
- 400ex head gasket ? (2 replies)
- Wave rotor (3 replies)
- Clutchless shifting? (40 replies)
- Oil Consumption? (8 replies)
- MX 400 questions (8 replies)
- more power from new battery!!! (5 replies)
- Do you think it's pointless? (9 replies)
- Drag tires for a 400ex (1 replies)
- Trouble with lowering kit (6 replies)
- 400ex vs 250R (3 replies)
- tire size (3 replies)
- YFZ Shocks on my 416ex (8 replies)
- need to know...important (4 replies)
- WB exhaust being so flat? (7 replies)
- anyone else have a hard time putting the seat on?? (10 replies)
- I had to shorten my DMC Alien.... (2 replies)
- 400ex Gaskets (3 replies)
- Keep Going or Stop (10 replies)
- Compression (2 replies)
- Jetting my FCR (16 replies)
- break in time? (16 replies)
- Where to buy a 416 kit, and which one (4 replies)
- front lowering kit (7 replies)
- Are YFZ450/400ex hubs interchangable? (13 replies)
- top speed? (3 replies)
- which is better? (2 replies)
- Fender Cutting (8 replies)
- 250R Plastics (12 replies)
- JE vs Ross Piston (1 replies)
- 250R shocks on 400ex (6 replies)
- bore question (15 replies)
- spark plug... (5 replies)
- help again.. (1 replies)
- What size socket to change spark plug? (4 replies)
- hmf full system (9 replies)
- New 400ex questions (15 replies)
- Does anyone know? (8 replies)
- Aluminum Airbox (4 replies)
- Edelbrock Carb? (7 replies)
- Geting a TRX400ex (26 replies)
- plastics on ex (1 replies)
- yfz rear shocks (0 replies)
- need help with 400 ex clutch lever (2 replies)
- 416 vs 426 (5 replies)
- please help... (2 replies)
- is it worth it (5 replies)
- TRX650ex, yes I did it (92 replies)
- 450r rear shocks (7 replies)
- Tie Rod Ends (7 replies)
- Battery ??? (2 replies)
- Who to call or? (3 replies)
- 400ex Turbo (4 replies)
- TRX400EX vs Raptor 350? (67 replies)
- How to identify year>>?? (3 replies)
- Dyno Numbers (9 replies)
- 426 or 440, which one? (3 replies)
- tire pressure (2 replies)
- Tired of 400EX Ignition on front plastic? (8 replies)
- new to this world (20 replies)
- Sportrax/Fourtrax (6 replies)
- What piston kit is best for my style riding? (6 replies)
- do i need a jett kit (11 replies)
- Intake trobles (1 replies)
- gearing for mx (3 replies)
- hey jett question???400ex (15 replies)
- help!!!! 400 ex issue (2 replies)
- jetting (6 replies)
- buying a 400 (7 replies)
- What Do You Think? (10 replies)
- Stem Clearing Clake oversized tank (8 replies)
- My Pics (8 replies)
- My 400ex Is Back Firing !!!!!!!!! (10 replies)
- old pic of my 400 (14 replies)
- crf 450 cam chain (7 replies)
- Tires (13 replies)
- 400ex E-Series DB sounds with all plates/HP (4 replies)
- Trinity graphic kit (6 replies)
- swingarm bearings (7 replies)
- 2005 Trx (1 replies)
- Skids Weight? (3 replies)
- Yellow 400ex (19 replies)
- my 400 (11 replies)
- 250r axle on a 400ex (3 replies)
- I just LOVE UPS....... (26 replies)
- 04 to 05 front plastic (12 replies)
- jetting for 400 (3 replies)
- pics of my 400 (10 replies)
- front sprocket help? (1 replies)
- mod question (6 replies)
- z400 steering stem to 400ex? (2 replies)
- What was the first year for 400EX? (8 replies)
- Best place to get Tie Rod ends? (1 replies)
- red hot pipe (15 replies)
- shocks (5 replies)
- Cheaper alternative to 400ex parts (15 replies)
- spring??? (4 replies)
- electrical problem (1 replies)
- favorite (12 replies)
- 400EX Shocks (9 replies)
- crf450 quad, how much work with a 400ex frame (3 replies)
- 10:1 or 11:1 (19 replies)
- 400ex suspension question (4 replies)
- 400ex Jetting (1 replies)
- 400ex carb info needed (5 replies)
- buying misc stuff (5 replies)
- How? (1 replies)
- Which one is louder (19 replies)
- How would this Look? (25 replies)
- 450r shocks (13 replies)
- my 400 (28 replies)
- 440ex Sleeving (1 replies)
- Carbon Fiber (13 replies)
- Best beadlocks? (13 replies)
- What size socket do I need to change the spark plug (4 replies)
- New ridder with a 03 400ex have some Q? (2 replies)
- Stock front end width/tire measurement for alignment? (2 replies)
- My 02 400ex pics (18 replies)
- CT440 Midrange Kit or other kit? (2 replies)
- 400 ex oil change (10 replies)
- Who rides in the snow? Come in. (12 replies)
- Shaved fenders (10 replies)
- I come in peace.. I just bought a YFZ (21 replies)
- New 400 Plastics Fit on Old 400 (1 replies)
- New pics of the 400 (15 replies)
- Looking for an HMF slip on! (0 replies)
- service manuals on the net? (4 replies)
- Trinity 440EX carb upgrade questions (1 replies)
- extending stock swingarm (5 replies)
- what 400ex parts are universal with other bikes (7 replies)
- 400ex back fire (9 replies)
- Running in a HOT climate (8 replies)
- moving the battery (11 replies)
- what are the best air scoops (5 replies)
- cam questions (1 replies)
- I keep Blowing the Main Fuse...... The headlight causes it. (9 replies)
- getting flywheel lightened (12 replies)
- kickstart 400ex (12 replies)
- No Power (5 replies)
- lets get some input peeps!!! (25 replies)
- Ready ta Race (70 replies)
- how hard is it to install a piston and cam (16 replies)
- where to get nuetral indicater wire (1 replies)
- HRC Kit ???????? (2 replies)
- Neutral Start Only !!!! (8 replies)
- 400ex clutch lever and perch (4 replies)
- Reviews on 2005 ex (41 replies)
- 440 gearing (7 replies)
- what color did ur 400ex come ? (9 replies)
- pipe, filter, cam, 14T front do i need it all (12 replies)
- main jet (1 replies)
- What method to start (15 replies)
- need some info on 400ex chain (2 replies)
- damn plug (8 replies)
- Retro- fit reverse (2 replies)
- qwiksilver II (1 replies)
- How hard to put in cam? (14 replies)
- What are the differences in the various years 400EX (11 replies)
- help (5 replies)
- JE piston (19 replies)
- Need Help w. Denton Stabilizer... (5 replies)
- aftermarket rev box? pro's and cons (13 replies)
- new piston and cam making a klinging noise (4 replies)
- need info fast (16 replies)
- Plug Fouling (7 replies)
- Best Flag Holder (2 replies)
- 440 jetting? need a starting point. (5 replies)
- HELP chassis question please respond (2 replies)
- starting help (1 replies)
- Please help me 400ex or the Z400 (46 replies)
- question (1 replies)
- to deck or not to deck (1 replies)
- shocks or nerfs (11 replies)
- Honda XR250R cdi on 400ex (4 replies)
- Subframe (1 replies)
- LT A-Arms (4 replies)
- 416/426/440 pros/cons? (27 replies)
- ? about tube comming from carb (2 replies)
- Tire Delima (13 replies)
- 05 plastic on an 04? (4 replies)
- cooling system (2 replies)
- rode a 440ex for the first time (15 replies)
- Please HELP!!!! (7 replies)
- What jets do i run? (6 replies)
- Cold Weather Jetting (2 replies)
- swingarm (2 replies)
- question about installing 440 sleeve (3 replies)
- e series (4 replies)
- mounting rear elka rezzi (11 replies)
- stock exhaust db (10 replies)
- Needle jet removal? Need help. (3 replies)
- Chrome Cylinders (2 replies)
- 450R shocks on a 400ex?? (7 replies)
- shock (5 replies)
- new flywheel??? (13 replies)
- 400ex axle rpm ? (6 replies)
- 400ex starting? (2 replies)
- fmf n hmf (5 replies)
- 2005 400ex blue headlights...... (16 replies)
- electrical problem (14 replies)
- jetting for an 02 400ex (4 replies)
- looking for adjustible cdi box (2 replies)
- carb question (2 replies)
- foam filter (13 replies)
- ?Dumb question (9 replies)
- 400ex racing questions (16 replies)
- Super Hot 440 (7 replies)
- Building a 426ex (5 replies)
- What goes on next, is jetting right? (3 replies)
- 450-400 swingarm (1 replies)
- wider axle (19 replies)
- Dial-a-jet (2 replies)
- 250R Plastics on 400EX (3 replies)
- cam selecion and engine mods help (10 replies)
- problem with electrical system (5 replies)
- dirty quad (11 replies)
- plastics (1 replies)
- 400ex dual exhaust? (33 replies)
- 450r timming chain fit 400ex (8 replies)
- carb help (3 replies)
- gas tank (4 replies)
- wanted exhaust (4 replies)
- most competitive motor bore (33 replies)
- quiet exhaust (10 replies)
- My new Maier plastic............... (23 replies)
- 02' compared to 05' gear ratios (11 replies)
- Trx 400 (how is it?) (15 replies)
- White brother quiet core (0 replies)
- ideas for cutting plastics (6 replies)
- Attn. 426 owners... (12 replies)
- most out of my 400ex (14 replies)
- 05' 400ex (33 replies)
- Congrats (5 replies)
- nacs graphics? (18 replies)
- clutch cable (6 replies)
- clutch lever and perch (11 replies)
- good work (1 replies)
- owners or riders of 400ex 2005. About the new gear ratios (5 replies)
- I LOVE THIS SECTION (400-4?? pics) (1406 replies)
- Best pipe for a 400ex (575 replies)
- 1st post (9 replies)