- wont run at WOT (5 replies)
- Backfiring or wrong idle? (9 replies)
- Newquad need to rejet (7 replies)
- damnit (5 replies)
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- tire alignement? (7 replies)
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- Post pics of your rides (86 replies)
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- Rebuild ?'s (1 replies)
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- Installing a sparks advance key (7 replies)
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- reply (0 replies)
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- mx question (6 replies)
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- Carb adjustment? (3 replies)
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- Couple of questions (16 replies)
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- New guy to the hobbie (11 replies)
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- 04 400ex (24 replies)
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- sprokets (7 replies)
- White Brothers Power Up Kit (4 replies)
- 400ex Rear shock revalve questions (0 replies)
- 400ex Rear shock revalve questions (0 replies)
- wont start (3 replies)
- 450r carb on 400ex jetting question (5 replies)
- 450r carb install (2 replies)
- idleing (13 replies)
- problem (6 replies)
- new guy (15 replies)
- Problems (4 replies)
- lookin to buy some black beadlocks anybody got any 4 sale 4 my 400ex (0 replies)
- jetting (0 replies)
- what do you guys think (9 replies)
- problem with 450r carb clearance (2 replies)
- wont start, wont even turn over (8 replies)
- oil overflowig in breather tank help (0 replies)
- clutch cable HELP!!!!!! (15 replies)
- New hood pics (15 replies)
- help - transmission jumps out of 2nd gear to neutral (8 replies)
- piston or cylinder? (6 replies)
- i need help (6 replies)
- 05 air screw (2 replies)
- won't start (4 replies)
- compression (4 replies)
- big bore kits (3 replies)
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- Trail Tech bar clamp/handlebars (19 replies)
- Stem question (5 replies)
- wheres my cdi box located (6 replies)
- New pics! hiper/elka/hsd 400ex (31 replies)
- my 440 rebuild!!! (45 replies)
- Crank Covers (3 replies)
- Question (1 replies)
- Will 300ex breakes fit on a 400ex (7 replies)
- 440 big bore with everything else stock. How does it run? (19 replies)
- billet grips? (4 replies)
- Wrapped exhaust (12 replies)
- engines misses and dies electrical? mud?? (1 replies)
- Not Starting-Big Backfires (4 replies)
- aftermarket coils (3 replies)
- Axle Has A Little Play (13 replies)
- Simple question about headlights (5 replies)
- Are Cometic or OEM Headgaskets better? (9 replies)
- 400EX Newbie q's (16 replies)
- No Spark (2 replies)
- Graphic Kits for Fullbore Plastics (2 replies)
- scott smith(aka pro fab atv) (9 replies)
- need jet help (7 replies)
- burnouts (6 replies)
- I don't know how an exhaust pipe works. (10 replies)
- 400ex graphics kit (5 replies)
- how to get stock chain off (6 replies)
- slow leak (12 replies)
- my 400ex vs buddies 400 ex (12 replies)
- jets (6 replies)
- carb settings (4 replies)
- 400ex axle nut!?! (18 replies)
- getting aarms off (6 replies)
- 250r brake hub (1 replies)
- Smoking 440 (11 replies)
- Bore Kits (3 replies)
- Need quick answer (6 replies)
- does any one know? (8 replies)
- Need Help (5 replies)
- ned a coil (0 replies)
- torque spec link??? manual (1 replies)
- bent tie-rod. (6 replies)
- Nerfs (3 replies)
- 450r shifter on 400 ex (4 replies)
- Gasket question (5 replies)
- Pep (2 replies)
- Im A 2-stroke guy, Need some help with my first thumper! (11 replies)
- High comp piston (1 replies)
- 400ex gaulded piston HELP!!! (12 replies)
- 400ex Good? (2 replies)
- oil burning (2 replies)
- bad gas (1 replies)
- needle or air fuel screw? (16 replies)
- needle help (1 replies)
- 400ex idle adjustment screw help (2 replies)
- Engine temp question (16 replies)
- smoken it up (10 replies)
- carb question (19 replies)
- Why can't I get my 416 jetted correctly??? (6 replies)
- which chain (7 replies)
- 400 cam question (3 replies)
- sprocket hub????need help (8 replies)
- Valve cover and top end gaskets? (3 replies)
- really need help!!! (15 replies)
- HMF slip on (4 replies)
- edelbrock carb on 426ex (2 replies)
- itp wheels (1 replies)
- Extended A-Arms (1 replies)
- Extended A-Arms (8 replies)
- 400ex help (3 replies)
- Decompression and Jetting Problem (1 replies)
- soft breaks (3 replies)
- 416 / 426 cylinder question (1 replies)
- new shocks!!!!! (2 replies)
- white bros mx4 (0 replies)
- Backfires (5 replies)
- 400ex compression (6 replies)
- painted the engine! (92 replies)
- not good (1 replies)
- carb leak problem here too (1 replies)
- backfiring (22 replies)
- z400 carb on 400ex??? (8 replies)
- no spark (7 replies)
- 400's with powdercoated frames (5 replies)
- finally done!!! (10 replies)
- mystery oil leak? (3 replies)
- Stupidest thing about the 400ex (30 replies)
- dumb ? (2 replies)
- Lean Resolution? (9 replies)
- carb leaking (4 replies)
- 400 buring oil? (0 replies)
- 400's with trail tech headlights. (12 replies)
- What can I do to the HEAD while it's off? (3 replies)
- What REV BOX is best guys? (12 replies)
- 440 reliabily? (4 replies)
- Idle problem (7 replies)
- What do you think? suggestions (4 replies)
- New Graphics Pics (14 replies)
- Belt Driven 400ex (14 replies)
- graphics question... (3 replies)
- buying an 07' 400ex (14 replies)
- sprocket hub ???????????????????? (0 replies)
- pro taper handlebars on 400ex (2 replies)
- 05 450r shocks (6 replies)
- HELP!! Not Starting (5 replies)
- Is it bad to run a 400ex with a leaking head gasket? (3 replies)
- 400ex clutch (2 replies)
- 400ex Running Strange (6 replies)
- cover polish question (5 replies)
- starting problem (1 replies)
- Plug Colour and the new Hmf System (8 replies)
- is a heavyduty cam chain supposed to make a scraping noise? (3 replies)
- Rad locknut question (6 replies)
- September '06 Blingstar Quad of the Month For Sale (1 replies)
- Keihin vs. DynoJet Jets (5 replies)
- After youve got these mods... (9 replies)
- 400ex questions (3 replies)
- NEED HELP TRADING 400ex for an 450r (3 replies)
- help please (11 replies)
- stock carb jetting (7 replies)
- My 460 Stroker CHECK IT OUT (20 replies)
- Namura Technologies .060 Over Piston???? (12 replies)
- Will these work to helicoil valve cover bolts? (2 replies)
- Sproket set up (4 replies)
- 400ex....good buy? (33 replies)
- need help bad! (4 replies)
- high idle (12 replies)
- YFZshocks (14 replies)
- Shortened nose 400? (4 replies)
- Cherry bomb (9 replies)
- xc sprocket gearing (4 replies)
- 400 EX, Banshee and a Raptor? (4 replies)
- Exhaust (12 replies)
- 450 aarms (3 replies)
- axle lock nut (6 replies)
- 99 400ex (4 replies)
- hard to get into neutral (8 replies)
- D shaped pilot screw? (20 replies)
- reverse button hole (6 replies)
- xc bumpers (11 replies)
- gasket kit for big bore? (3 replies)
- 400ex A Arms (5 replies)
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- instalation of hot cams? (4 replies)
- pics from the last race (12 replies)
- carbon fiber side panel and headlight trim (7 replies)
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- help wont crank now (20 replies)
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- removing flywheel (2 replies)
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- CBR 1100 Oil Cooler (17 replies)
- Gearing Help, MX and freestyle (7 replies)
- 3rd Gear problem (12 replies)
- Problem with rear caliper mount (2 replies)
- AIr Scoops for a 2005 400EX (2 replies)
- I just did a rebuild and I have a small head gasket leak. (46 replies)
- The Decompression Mechanism (2 replies)
- Front brake drag? (16 replies)
- 400ex wont idle! please help (1 replies)
- 450R shocks WOW!! I love um (8 replies)
- Valve Seals and Hotcam **HELP** (3 replies)
- My 400 pics....ideas? (21 replies)
- powermadd handguards (5 replies)
- can't adjust valves properly help (2 replies)
- engine rebuild (1 replies)
- hmm would this work? (5 replies)
- 400ex keeps running when shutoff (2 replies)
- compression(or lack of) (19 replies)
- Another Question - Can't find an answer anywhere. (15 replies)
- Pics of 400ex's w/ grab bars (5 replies)
- Pro Armor Sport Series Nerfs (not pro peg) (1 replies)
- axel removal? (2 replies)