- 400ex (6 replies)
- Shocks (12 replies)
- 400 ex TOP SPEED (4 replies)
- Air Filter Adapter (3 replies)
- kickup pegs? (16 replies)
- trinity exhaust? (1 replies)
- Here it is my new 400ex! (26 replies)
- Castrol Syntec Oil (5 replies)
- KFX vs ex (7 replies)
- Gearing Help (1 replies)
- No lid vs. K&N powerlid vs. uni filters vs. ehs lid vs...... (2 replies)
- tc exhaust (0 replies)
- Dismantling 400EX (12 replies)
- Reducing the weight of the 400 (20 replies)
- tc exhaust (3 replies)
- 440ex......... (3 replies)
- axle question (3 replies)
- Open air box concerns (7 replies)
- 400ex front hood? (0 replies)
- steering stem? Please help!!!! (4 replies)
- 400ex problem (3 replies)
- 450R carb questions, size jets (6 replies)
- Finally! (17 replies)
- oil level (2 replies)
- C&D head gasket thickness (3 replies)
- headers or not? (3 replies)
- front shock sqeek (10 replies)
- cutting out (0 replies)
- Whos gonna be racing their 400 this year? (32 replies)
- Not Idiling! (9 replies)
- Those with 450R carb (2 replies)
- 400 EX jetting (6 replies)
- high rev CDI box (which one?) (17 replies)
- does anyone know? (0 replies)
- What atv to get (15 replies)
- 400 Ex Plastic (7 replies)
- motor noise (5 replies)
- will 250r lonestar stem fit 400ex?? (1 replies)
- 416 Or 426?? (9 replies)
- 400ex starter button (25 replies)
- Leaking Gas? (4 replies)
- 1 more 400ex rebuild (38 replies)
- whut should i get (3 replies)
- Single clutch perch? (4 replies)
- Rebuild part 2 (6 replies)
- Motor shutting off (2 replies)
- 450R shocks on a 400ex?? (16 replies)
- 400ex Carb Quest? (5 replies)
- does lrd only make the pro 4 series (1 replies)
- Gasket question (3 replies)
- Mobil 1 Red Cap users need to read this (14 replies)
- what nerfs do you all like/recomend? (31 replies)
- sporket size ? (2 replies)
- 400ex speed (47 replies)
- engine life (12 replies)
- 400ex (2 replies)
- Help with broken clutch spring bolt! (1 replies)
- chm exhaust (4 replies)
- 250r plastics on a 400ex (1 replies)
- 400ex grab bar (8 replies)
- Gearing (4 replies)
- 14T front worth changing (16 replies)
- +3 a arms (15 replies)
- stock vs. aftermarket (15 replies)
- Need Help!! Starting Issue (7 replies)
- 250r plastics on 400ex (5 replies)
- Gettin a 400ex to start in gear with the clutch pulled in? (7 replies)
- popping exhuast (2 replies)
- 400ex v.s. Blaster (26 replies)
- should i or shouldnt i ??? (5 replies)
- need a Gusset kit (4 replies)
- About how fast (3 replies)
- my 400ex rebuild (34 replies)
- crf450 engine (1 replies)
- what is the hub bolt mm size (3 replies)
- 400ex chain size (4 replies)
- Carb Problems? (4 replies)
- Cross-Country set up? (56 replies)
- Reliable Engine (7 replies)
- rejetting (1 replies)
- my quad..just got it together last night (2 replies)
- can i get some feedback............ (1 replies)
- black/chrome hmf (5 replies)
- Turn over front rims (dangerous?) (11 replies)
- +3 arms total with? (7 replies)
- Bone stock 400ex jetting? (5 replies)
- what do you think of this frame (12 replies)
- Jetting. (2 replies)
- brakes (5 replies)
- Wheels/Tires for trail riding? (10 replies)
- A-arms (7 replies)
- finaly got pics of my 400 (4 replies)
- my boddys 400 ( pics ) (9 replies)
- degree key and big gun rev box?? (3 replies)
- Do you have to change the jetting in the 400ex... (8 replies)
- is this a problem? (12 replies)
- whats too much (5 replies)
- 300ex 400 motor swap (7 replies)
- Glowing headpipes (9 replies)
- sprockets (2 replies)
- Axle Lock Nut (16 replies)
- nice day for pics (11 replies)
- Clutch lifter pin? (6 replies)
- Hard seat (13 replies)
- White Bros. cam (10 replies)
- how to remove a head on a 400ex??? (7 replies)
- 400ex head removal how too (2 replies)
- Just got the 400 (7 replies)
- 440 jetting (0 replies)
- exhaust (4 replies)
- places to bore my engine (2 replies)
- HMF pipe so what jetting? (19 replies)
- Specs (3 replies)
- Air Leak around Headers? (8 replies)
- 400ex vs kfx400 (5 replies)
- Tag T2 or X5 (3 replies)
- $200 (12 replies)
- Graphics (3 replies)
- The PowerBomb (9 replies)
- 450r carb (2 replies)
- 416 help (4 replies)
- Cam/Piston Help (8 replies)
- Looking for a new pipe. (7 replies)
- steering stem (4 replies)
- Best dune pipe (1 replies)
- What To Get? (2 replies)
- smoke at start (4 replies)
- Duncan 440kit (21 replies)
- Chain Maintenance? (2 replies)
- a-arms (1 replies)
- Please Help (7 replies)
- YFZ carb on a 400ex (0 replies)
- winter rip down and rebuild (53 replies)
- wont start (4 replies)
- 400ex part needed (0 replies)
- xr cam (11 replies)
- Axle (0 replies)
- Jetting a carb (6 replies)
- who all likes the turf tamer and razr combination (4 replies)
- Stock Shocks (3 replies)
- Wirring re-routing (2 replies)
- Winter Rebuild done (10 replies)
- Hetrick racing 416/425 bore kit??? (15 replies)
- 400EX reverse (7 replies)
- 450r hoods on 05 400ex (0 replies)
- Lonestar Axle (0 replies)
- Sparks timing advance (12 replies)
- 416 piston kit??? (3 replies)
- Oil filter diagram? (1 replies)
- Will i feel a difference with porting and polishing (2 replies)
- Extended Axle (2 replies)
- Post some pics of your EX. (56 replies)
- Yellow 400ex Graphic Kit (8 replies)
- 99 400ex (2 replies)
- Yet another starting issue (16 replies)
- buy exhaust or not (12 replies)
- procom engineering (5 replies)
- pics.... (12 replies)
- Frame ready to be put back together (47 replies)
- Hot Cam Stage 2 With only K&N and HMF exhaust? (27 replies)
- Jetting Slip on vs. Fullsystem (0 replies)
- battery cover (2 replies)
- clutch switch (1 replies)
- question on a-arms. (2 replies)
- WB/Big Gun rev box problems (7 replies)
- Wheels (0 replies)
- me and my quads (28 replies)
- impressed with the 426 (6 replies)
- CRF Cam Chain In A 400ex (5 replies)
- warn winch (0 replies)
- 400ex carb. on 300ex (3 replies)
- first ride this year (0 replies)
- some pics of my 400ex (18 replies)
- Project 400ex Is Underway! (53 replies)
- carb swap (0 replies)
- which pipe would be better (8 replies)
- Looking to Buy a 400ex (4 replies)
- Winter setup (pics) (5 replies)
- airbox question? (7 replies)
- Swing arm bolt problems? (8 replies)
- Will my Axle work??? (6 replies)
- a new fo' hundy (31 replies)
- rev box need help (4 replies)
- 250R nerfs fit a 400? (1 replies)
- kickstart 400ex (3 replies)
- 250r in a 400ex (0 replies)
- um oversized tank (1 replies)
- cam ques (2 replies)
- installed the 450R carb and WOW.....!!! (360 replies)
- Not Starting (8 replies)
- oil leak (0 replies)
- what to do to my 400 ex (8 replies)
- 250r grabbar on a 400ex (10 replies)
- Help! Advice 400ex (12 replies)
- Need Info On A Stage 1 Hot Cam Please (3 replies)
- Jetting Question..... (3 replies)
- taillight (0 replies)
- Scotts Oil Filters (7 replies)
- Neutral Light Problem!! (6 replies)
- gearing ? (13 replies)
- bolt pattern quick!!! (4 replies)
- hmf jetting (1 replies)
- The new mods (0 replies)
- bumper ??? (3 replies)
- 400ex with bomb squad graphics? (3 replies)
- Cdi Box (5 replies)
- 416 installation? (7 replies)
- no base gasket and advance key (2 replies)
- Gaskets (3 replies)
- Glowing Head Pipe (29 replies)
- supertrapp disc tuning (6 replies)
- 400 to 440 conversion (25 replies)
- does suspention realy change an ex? (6 replies)
- edelbrock carb (0 replies)
- Quick and cheap (14 replies)
- I got $1500 to BURN! (9 replies)
- Taking off plastics? (6 replies)
- SHOW OFF THE 500EXs (2 replies)
- what to do to a new quad (6 replies)
- in need of a lil more power (30 replies)
- whats a good clutch kit (19 replies)
- Hmf (1 replies)
- kool (3 replies)
- 400ex or Z400 (5 replies)
- big decission (18 replies)
- I was wondering if the Curtis Sparks pipe sounds good (7 replies)
- 400 with 450r slip on ? (7 replies)
- 11.5:1 compression (9 replies)
- how to remove warnig lables (19 replies)
- 400ex jetting question (4 replies)
- Starting Problems... (7 replies)
- Is it a big power jump.... (21 replies)
- WTF, jetting on FCR carb. (7 replies)
- 400ex interchange with 300ex (2 replies)
- 400ex on Alcohol (6 replies)
- This can't be right, What am I missing? (9 replies)
- what should i use to cut my 400ex fenders? (17 replies)
- good woods tire? (11 replies)
- Trx500r (5 replies)
- belated Bday surprise (15 replies)
- 400ex timing chain (10 replies)
- HMF sucks (23 replies)
- Dumont 440EX Performance (2 replies)
- 250R vs. 400ex (4 replies)
- hydraulic clutch (6 replies)
- stock bore vs 416?? (1 replies)
- CDI Box? (2 replies)
- thinking about a quad (17 replies)
- Post Your Handlebar Setup (76 replies)
- Tusk nerf bars (3 replies)