View Full Version : Honda TRX 400EX & 400X ATV Info
- 416 jetting? (2 replies)
- a arm question (9 replies)
- any guesses (8 replies)
- Loud motor tick (38 replies)
- hot cams (12 replies)
- Question About Lone Star Axle Housing (2 replies)
- stage 2 mods for 400ex questions (1 replies)
- can't get rid of the bog.. (17 replies)
- Constant flow of gas out the overflow (8 replies)
- Viper +2 good-bad??? (2 replies)
- THIS has been discussed before (4 replies)
- brake pedal help (4 replies)
- flywheel weights?? (2 replies)
- exhaust help?? (1 replies)
- Jetson exhaust? (0 replies)
- Jetting/fuel screw question. (8 replies)
- adjustable caster?? (1 replies)
- new hmf and k&n (1 replies)
- 400ex transformation (1 replies)
- laker custom/ ignition help (1 replies)
- is there a way to loosen up the stock shocks on 400ex? (11 replies)
- Hmf (2 replies)
- +1 or +2 ??? (1 replies)
- new rebuild questions (2 replies)
- 416EX build -- Won't Start -- (12 replies)
- Routine (2 replies)
- suspension ??'s + more (1 replies)
- How to fix squeeky suspension? (11 replies)
- timing key question (0 replies)
- Maier plastic problem (9 replies)
- asv clutch lever (1 replies)
- 400ex valve lash adjustment (2 replies)
- 400ex wiring problem SOMEONE PLEASE HELp (6 replies)
- Scott's stabilizer on 400 Ex quad? (9 replies)
- info needed! (4 replies)
- 400ex engine on 25" laws? (0 replies)
- Jetting reassurance... (6 replies)
- changed oil and...... (5 replies)
- 400ex upper ball joint (0 replies)
- Anybody replace thier cam chain and tensioner? (6 replies)
- Removing muffler packing (3 replies)
- Free easy 400ex Mods?? (31 replies)
- Dual Exhaust???? (6 replies)
- Loudest 400ex Slip on?? (11 replies)
- 42 pilot jet (5 replies)
- widening the 400ex (23 replies)
- good deal? (5 replies)
- please help me (3 replies)
- 440 kits??? (15 replies)
- What a day!! (5 replies)
- 400ex manual (6 replies)
- anybody custom mounted headlights on a 400ex (22 replies)
- Buying need questions answered (1 replies)
- Rad Loc nut (2 replies)
- Stupid easy question, but im havin trouble (4 replies)
- Bad vibration w/my 400ex (7 replies)
- Home made brake light set-up (16 replies)
- My home made scoops (10 replies)
- Cowbell Question Answered (2 replies)
- 450r shocks (6 replies)
- 400ex stock swingarm length?? (1 replies)
- chain and sprockets????????????? (8 replies)
- Oil coming out behind flywheel (5 replies)
- Looking for someone From Kinsley, Kansas (0 replies)
- Can someone measure something for me on a stock susp/tire 400ex (1 replies)
- Can someone post a pic of there stock stem (5 replies)
- still confused (5 replies)
- removing ignition (1 replies)
- Help, will be quick:stock front shocks (3 replies)
- tires (7 replies)
- pro armor mx bumper? (2 replies)
- Stuff to go with a 440 kit? (5 replies)
- fcr (6 replies)
- GAS IN THE OIL"help please" (5 replies)
- 416 hp? (22 replies)
- Pipe Guard Anyone? (6 replies)
- Advice on Flat Track Racing (5 replies)
- so embarassed! (6 replies)
- wont start (2 replies)
- electrical (2 replies)
- 400ex carb trouble?? (2 replies)
- spring coating? (5 replies)
- Quick question about 450R shocks on 400EX (7 replies)
- is 110 octane ok (14 replies)
- what to do first (3 replies)
- Jetting Problem...... (4 replies)
- what to do first (0 replies)
- Is this a good sprocket. (5 replies)
- Hydraulic Clutch (2 replies)
- 2000 400ex overheating (4 replies)
- help Aluminum Airbox (7 replies)
- Anybody know anything about these PIAA H6M lights? (6 replies)
- help - still have 2nd gear problem! (0 replies)
- Chain Ugh (1 replies)
- what website???? (0 replies)
- battery tenders (4 replies)
- HD head studs tq specs (3 replies)
- pilot jet? (6 replies)
- 05 boggin bad (3 replies)
- cowbell noise (15 replies)
- how much h.p (16 replies)
- Anybody running sparks filters?? (0 replies)
- Stage 2 HOTCAM on the way, Thanks Colby! (5 replies)
- problems help me plz (2 replies)
- exhaust help (0 replies)
- exhaust (3 replies)
- 13 tooth sprocket (4 replies)
- Tag bar question (2 replies)
- got it all together, pics. (FCR) (9 replies)
- please read!!!!! (4 replies)
- what year 400ex have reverse ? (2 replies)
- 400ex bored .025 over (4 replies)
- My 2000 project. Pictures. (6 replies)
- 4x4 (1 replies)
- 450R Shock On 400Ex with +2 A-arms (2 replies)
- 2nd gear wheelie (19 replies)
- White Brothers E2... what do you think? (3 replies)
- uneven front end (0 replies)
- first mods on a 2007 400ex (7 replies)
- Parking brake (lever) (9 replies)
- stage1 or stage 2 (12 replies)
- s/o or full (7 replies)
- problem (6 replies)
- Stripped bolt on exhaust (4 replies)
- only runs on choke (5 replies)
- ASV clutch lever (1 replies)
- 07 400ex vs 07 Z400 (29 replies)
- What will fit from a 450 to a 400 (5 replies)
- Buddy just got an 03 400ex, pics (3 replies)
- if i buy longer a arms will i........ (4 replies)
- Best Way to keep and engine cool (32 replies)
- 400ex pipe (15 replies)
- 400ex rear shock (2 replies)
- Terrible Tinking Sound (5 replies)
- elka linkage with a stock shock (2 replies)
- help deciding engine rebuild (3 replies)
- Quad Tech seat cover (0 replies)
- 15 tooth front sprocket wobbles (1 replies)
- spark plug gapping or too lean? (2 replies)
- Tires (8 replies)
- 400ex carb on a 300ex (1 replies)
- how old (8 replies)
- Just picked up a new (to me) 400ex (11 replies)
- Wiseco or JE Piston (10 replies)
- Battery. Stock vs. YT12A-BS vs. YTZ14-S (3 replies)
- Replacing Clutch on EX (6 replies)
- Timing Chain (8 replies)
- Gearing for sand, what sprockets? (3 replies)
- A couple questions, exhaust and gas leaking. (1 replies)
- A couple questions, exhaust and gas leaking. (1 replies)
- Anybody ever rebuild their calipers? (15 replies)
- Anyone have an A-arm guard pattern? (4 replies)
- How to tell if a 400ex is over heating? (15 replies)
- seat cover (3 replies)
- Need Help Please (3 replies)
- need help with motor !! (2 replies)
- Valve Clearance (5 replies)
- yfz fcr 39 ques. (0 replies)
- The best 400ex full exhaust? (7 replies)
- Rezzy covers? (1 replies)
- battery (9 replies)
- Chain vibration (10 replies)
- E-brake wires (3 replies)
- Best front end (0 replies)
- my supermoto quad (7 replies)
- ROCK nerfbars? (2 replies)
- What is a 1999 worth? (23 replies)
- Kryptonite Evo Lock-improved? (5 replies)
- edelbrock for a 400ex on a 440BB (5 replies)
- fuel filter (5 replies)
- loss of power in 5th gear (5 replies)
- Rear Suspension (2 replies)
- engine reassy - 2 questions (0 replies)
- What size sprockets should I get? (4 replies)
- jetting (4 replies)
- 8 Plate Clutch setup ?? (6 replies)
- XR 400 right side case? (3 replies)
- what do you guys think?? honestly (11 replies)
- Buying-what u think of this 400ex? (16 replies)
- Deciding on a bumper (32 replies)
- Need A Question Answered ASAP (2 replies)
- Clutch basket scarring (0 replies)
- Curtis Sparks Help!!! Pics (11 replies)
- carb problems (5 replies)
- 416 or 440? (3 replies)
- Anyone else Running Mobil v-twin? (4 replies)
- WOW, what a difference(twist throttle)! (0 replies)
- quick question (4 replies)
- bad day.... (3 replies)
- Plug wrench or what (6 replies)
- EBC Brakes??? (10 replies)
- Stock Front Shocks (4 replies)
- help crank problems (6 replies)
- 440 Build...Just a few questions (18 replies)
- 250R shocks on 06 400EX? Is this possible? (4 replies)
- rebuild... (18 replies)
- Engine build Plans (6 replies)
- 05-07 dash panel with pic (5 replies)
- please read if you have an fcr on your ex. (9 replies)
- DuBach/Dr.D exhaust system (10 replies)
- Highest Rpms? (1 replies)
- how much should i ask (3 replies)
- Which crank to use. (4 replies)
- Looking at a 440 BB kit (7 replies)
- updated pics of my quad (5 replies)
- fullbore rear plastics??? (0 replies)
- FMF Powerbomb opinions (1 replies)
- new guy need some help from you pros (6 replies)
- getting stuck (4 replies)
- cam chain interval? (3 replies)
- +3 aarms (12 replies)
- Kickstart on an ex (7 replies)
- Cross country set up help. (6 replies)
- 39mm FCR MX? jetting? powervalve? (24 replies)
- long travel arms (10 replies)
- carb (0 replies)
- More Power Out Of My 440EX? (20 replies)
- Quick Question (2 replies)
- need help figurin out whats wrong (9 replies)
- 07 400EX questions vs 05/06 (3 replies)
- Looking to add new shoes....got questions. (17 replies)
- 'Busa battery in EX? (7 replies)
- engine assy lube? (7 replies)
- whitebrothers slip on, what size jet? (22 replies)
- Chain Problem (7 replies)
- Broken shifter shaft (4 replies)
- hotcams (12 replies)
- a-arm bushings (1 replies)
- Cutting out in high rpms (8 replies)
- Cutting out on top end (1 replies)
- axle length (1 replies)
- another video (9 replies)
- Quick Question (5 replies)
- Maier Plastics Input (8 replies)
- Oil Question? (15 replies)
- Frame tweaked? (5 replies)
- top end kits.... (3 replies)
- How to make my 400ex out run a 450r and predator (23 replies)
- 250r aarms on a 400ex (4 replies)
- pison size (3 replies)
- MSO Nerf Bars and DG Full Chassis Skid Plate (1 replies)
- Vin Number (9 replies)
- What do you think about these... (3 replies)
- am i close on jetting?? (5 replies)
- seat cover issues (3 replies)
- 450r smip on fit 400ex? (1 replies)
- rev box effectiveness? (3 replies)
- stroker cam Q's (5 replies)
- YZF426 carb Q's (2 replies)
- carbon fiber looking scoops (7 replies)
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