- Been out of it a long time (29 replies)
- A small thing bugging me. (2 replies)
- Time for new clutch lever... (11 replies)
- power bomb (3 replies)
- stock heel guards (1 replies)
- Sprocket (17 replies)
- gasket thickness (8 replies)
- Air Box Lid (13 replies)
- 416 to 400? (5 replies)
- cdi rev boxes (8 replies)
- Sparks key question (1 replies)
- Some winter fun.. (10 replies)
- Park Brake (12 replies)
- 06 OEM Rear Shock (3 replies)
- Drop-in cam (8 replies)
- 11:1 stock bore... is it worth it? (8 replies)
- Rear brakes leaking??? (3 replies)
- Valve seals or oil from exhaust and more questions (5 replies)
- 400ex axle (4 replies)
- 03 400ex head gasket problem (44 replies)
- Best Carb Upgrade (10 replies)
- need 400 ex motor (14 replies)
- clutch kit (6 replies)
- key relocation ideas (10 replies)
- Honda 400ex Ski Kit? (32 replies)
- On/off switch (1 replies)
- new tires and wheels (22 replies)
- 12:1 piston (15 replies)
- 450r carb hp results (10 replies)
- 400ex piston clearance out of spec (3 replies)
- best big bore kit (1 replies)
- tradeing 350chevy pistons for 400ex parts (2 replies)
- FST 440 ?'s (16 replies)
- Crankshaft replacement opinions (6 replies)
- Are Tusk gaskets any good? (7 replies)
- E3 Spark Plug...Good Idea? (10 replies)
- repacking fmf powercore 4? (2 replies)
- 400ex carb internal anatomy question (4 replies)
- rebuild time! (38 replies)
- Swing Arm Bolt (12 replies)
- Got alot accomplished this weekend (1 replies)
- two brother slip on (7 replies)
- 400ex - 450r parts switch????? (1 replies)
- sunday rides? (25 replies)
- simple xc questions (3 replies)
- 400ex Winter Build (21 replies)
- rebuilding rear shock (1 replies)
- Simple Question (7 replies)
- Shock swap questions (KFX450/TRX450) (6 replies)
- 2008 hood scoop (2 replies)
- who owns both a 450r and 400ex? (29 replies)
- i need some help (2 replies)
- 416 or 426 (13 replies)
- slipping clutch dissapears??? (2 replies)
- 400ex upgrades (12 replies)
- Thanks (5 replies)
- droped bolt down cam tensioner hole (9 replies)
- 05 400 ex carb install on a 99 400ex (2 replies)
- cant get a good plug read (43 replies)
- 400ex yfz shocks (2 replies)
- clutch lever (3 replies)
- First Build! (beginner in a shed) (135 replies)
- Bad Valves? Help? (6 replies)
- **need 05 style fenders (1 replies)
- hid lights & 4inch spal fan (11 replies)
- how to break in a new clutch (4 replies)
- My new (to me) 400ex (7 replies)
- 08+ fenders on a first gen? (10 replies)
- Lost Compression (20 replies)
- 400ex Graphics Template Required.... (7 replies)
- Broken chain adjuster... (9 replies)
- 38 fcr edlebrock high flow electronic carb (5 replies)
- question about oversize valves? (4 replies)
- white brothers exhaust (28 replies)
- 400ex smoking (5 replies)
- Need jetting help (4 replies)
- Honda 400ex build (28 replies)
- Question for those who have a g-force axle (14 replies)
- Anyone running a rev limiter? (5 replies)
- Adding Decomp to Hotcam (9 replies)
- Hotcams? (10 replies)
- 22" fronts or 21" fronts? (8 replies)
- 400ex rebuild? (19 replies)
- Memories (7 replies)
- best durable a arm kit for under 600$ (5 replies)
- Clutch spring bolt torque spec? (4 replies)
- stick with my exhaust or buy a diffrent full?? (1 replies)
- Affordable tire suggestions please (18 replies)
- question? (14 replies)
- stupid problem...need help/advice (8 replies)
- My 400ex Setup And Price (19 replies)
- options for whats next. (7 replies)
- Really quicky question i need some help with (8 replies)
- New Guy (11 replies)
- Bugeyed or race plastic???? (4 replies)
- frame question? (2 replies)
- Should I bore it? (6 replies)
- this site needs (5 replies)
- Thumb Throttle (2 replies)
- Port and Polish (9 replies)
- graphics and suspension (5 replies)
- question (4 replies)
- post pics of your four wheelers (40 replies)
- xr400 cam (3 replies)
- White Bros Slip On (5 replies)
- Stage 1 Or Stage 2 Hot Cam? (24 replies)
- quick 400ex quesion (4 replies)
- Stock A-Arms (2 replies)
- 400ex frame available in AZ. needs repair (0 replies)
- bent 400ex frame available in AZ. (1 replies)
- (400ex) Cheap Alternative Seat Latch Write-up (7 replies)
- Fuel Additives? (17 replies)
- Sparks timing key. (6 replies)
- 400ex valve seal??? (10 replies)
- sparks are no sparks? (6 replies)
- What's a motor worth? (12 replies)
- Troubleshooting (7 replies)
- Jetting opinion (6 replies)
- 400EX Rear shock upgrade? (22 replies)
- Main Jet too big? (15 replies)
- Sprocket Gearing? (6 replies)
- rebuild parts (15 replies)
- Cheap fan! (2 replies)
- just some random ? (11 replies)
- How are the Edlebrock 400ex carbs? (9 replies)
- jetting a 450r fcr40mm (0 replies)
- chains (16 replies)
- Powercore 4 Slip On (24 replies)
- 426ex dyno (25 replies)
- couple questions (10 replies)
- New Quad?? (16 replies)
- what nerf bars work (3 replies)
- Ebay steering Stems (10 replies)
- suspension setup (5 replies)
- predetonation? (7 replies)
- timing chain...? (21 replies)
- Need help identifying AC nerf bars! (5 replies)
- Check it out (11 replies)
- Ac Nerfs? (1 replies)
- 300ex problem? (1 replies)
- Removing and installing starter clutch/flywheel NEED HELP (5 replies)
- 400ex running really weird (16 replies)
- moving to Wisconsin and looking for Full exhaust (1 replies)
- Parts Number Cross Reference (2 replies)
- Must Have Parts For Stock Class Drag Racing (85 replies)
- Plastic question (5 replies)
- HMF Exhaust (2 replies)
- Newer graphics on 99 (1 replies)
- Seat/Back Plastics (12 replies)
- ex h-cam videos (15 replies)
- carbo pics and some questions please help (57 replies)
- horse power loss. (9 replies)
- Plug (4 replies)
- i wanna c pics of the new 400x's (18 replies)
- fly wheel (16 replies)
- Another one gone to the dark side (19 replies)
- 2008 Honda 400ex Dealer show/GNCC Build (128 replies)
- 11:1 pistion and web cam? (23 replies)
- Pro Armor XC nerf bars (4 replies)
- Upgrades i should get (10 replies)
- Sprockets with 18" tires (7 replies)
- problem with clarkk tank (0 replies)
- plastics (1 replies)
- valves (3 replies)
- JD Performance upper a-arms perfect for 450r spindles (2 replies)
- piston/cylinder wall clearance? (12 replies)
- 450r shocks or yfz? (7 replies)
- sparks 6 degree key and sparks cdi? (2 replies)
- 400 ex on a weight loss (55 replies)
- works shocks reservoir (8 replies)
- 2009 + YFZ 450R Front Shocks on 400EX (3 replies)
- carrier won't turn (9 replies)
- Can I use a yfz450 shock on a 400trx05? (3 replies)
- what is this worth? (0 replies)
- help (0 replies)
- 416 vs 440 (21 replies)
- rear sprocket (8 replies)
- Help ? (11 replies)
- head valves seat (5 replies)
- Mod list (13 replies)
- carrier bearing help (12 replies)
- need help finding a rim (7 replies)
- Need help with a 460 (10 replies)
- help with 426 (7 replies)
- follow up on water leaking from carrier (4 replies)
- need a lil' help... (0 replies)
- More Problems (21 replies)
- Swingarm Spline Bearings (9 replies)
- 05 honda 400ex oil leak behind sprocket (2 replies)
- exhaust header stuck (6 replies)
- Siezed the engine ... again (15 replies)
- Gas Type? (28 replies)
- She is not starting! (17 replies)
- Home made hood+key relocation+My new Look (24 replies)
- Winter Build (With Pics) (55 replies)
- racing question (42 replies)
- 450R rear hubs (3 replies)
- Cam suggestions? (8 replies)
- lexx slip on (23 replies)
- Help with dune gearing! (10 replies)
- dot 3 brake fluid (12 replies)
- Do I need a Master Cylinder rebuild? (12 replies)
- 450r ac blackline nerfs (1 replies)
- Advice Cam and Jetting (20 replies)
- 400ex rear shock (25 replies)
- 250r parts on 400ex (2 replies)
- Swingarm pivot bolt (90 replies)
- help with axle removal (3 replies)
- pics of my 08 (21 replies)
- 400EX Plastic (10 replies)
- headlight lenses (3 replies)
- Cylinder head removal issue (8 replies)
- Should i get these? (18 replies)
- trying to bleed the brakes? (25 replies)
- Sprockets? (7 replies)
- How much do you think my 400ex is worth? (24 replies)
- sputtering on reserve (3 replies)
- Stock Handlebars (9 replies)
- Heavy Duty Starter? (19 replies)
- Engine Polishing?? (49 replies)
- 440 price (10 replies)
- My 03 (6 replies)
- My Sunday ride (22 replies)
- New to the forum heres my 400ex (14 replies)
- I need an Answer (9 replies)
- Looking for a website- LRD Sip-On (6 replies)
- 400ex/450R pegs interchangeable? (2 replies)
- how to route clutch cable with curtis sparks header (2 replies)
- need help with brakes (2 replies)
- When is compression to high (17 replies)
- got it the other day.... (10 replies)
- old man harescrambles (114 replies)
- crf450 timing chain (8 replies)
- 08 400ex advice (3 replies)
- Most popular or best performing slip on (27 replies)
- timing keys? (14 replies)
- water dripping out of carrier (23 replies)
- No start need help (6 replies)
- Tire Help (3 replies)
- Cleaning Air Filter (12 replies)
- 400ex<--->450r interchangeable ? (1 replies)
- will they fit ???? (18 replies)
- 400ex Graphics Kit (3 replies)
- ram mount for gps. (3 replies)
- phoenix exhaust (11 replies)
- wheres my threads (1 replies)
- gt thunder link questions... (4 replies)
- hotcams (14 replies)
- cam wit sparks advance key? (3 replies)
- de comp out and has wicked low compression and smoke a lil (31 replies)