- How hard are piston&ring changes?
- need help... electrical
- turbo 400ex
- input on value of 06?
- tether kill switch install
- Cheapest place to buy JE pistons?
- What color should I powdercoat my frame? Need Opinions
- 400ex paddles help!
- gearing quesion
- some of the recent changes 400-440cc
- 2005 heel guards fit 2002 400ex?
- Plastic Rad Scoops
- Dune Tires For Sale!!!
- Oil filters
- snorkel outerwear cover
- How to measure wheel travel
- 416 jet help!!!!
- HD valve cover bolts?
- Before and After pictures
- larger rear tires
- 400ex carb issue?
- Fair price
- Sparks timing advance key...
- 400ex-xr400 cam
- Best Bang for the Buck to Widen and Suspend ?
- 416 blew up
- Pro tect fabrications
- my project
- 400ex Timing chain- needing HD.
- Oil capacity
- prm bumper
- 450r, trx 400ex swing arm ?
- New toy due to arrive Tuesday-uneasy about
- start/idle question
- 400ex to a 416. NEED ANSWERS
- adding LRD full exhaust have ?
- Need a price check fast!!
- how much too pay
- oil drain plug size???
- 400ex front shocks
- Is there a way to tell if timing chain needs replaced?
- 400ex starting
- 440 Big Bore Kit
- new rear tires
- sparks key
- Fully Built 425 HP??
- Whats my prob?
- xc linkage airbox mods
- Finishing up my build
- Funny quotes of the day
- Rebuild ?
- Wheel Fitment
- full hmf exhaust or..
- answers
- Cheap Graphics
- Clutch Cable?
- swing arm/carrier grease
- 400 EX stock motor-
- 416 break in questions
- ho to tell if my 400 has a bore kit
- Gearing
- Here's one I've never seen talked about here...
- carb issues
- 400ex carb ticking?
- wheels
- Clutch Shot
- temp dipstick
- Repainting the a arms
- TRX 400 on a 300 frame
- Yamaha front shocks
- Cheap places to buy parts?
- budget desert suspension setup?
- one piece front plastics?
- any how tos on cylinder head removal?
- overheating problem please help!!
- outlaw 450mxr
- timing chain tensioner
- Wondering how many have rebuilt this motor top to bottom?
- open her up a little, how well does she respond?
- what jets for my set up(i searched)
- is this a good price for lonestar arms and elkas?
- Difference between newer 05' frame and older 00' frame??
- What shocks are these?
- billet power exhaust tip
- sprocket hub removal
- Priced to high?
- CZR Exhaust
- first ride
- Rear axle
- knocking
- Another smoke issue
- Is this a good deal????
- 400ex hrc parts
- Rear shock questions
- 01 400ex Wont Start.
- 400 ex pics
- When to replace 400ex chain
- small issue
- ford ranger or s10?
- motor build by hetrick racing?
- wont start.. need help
- Suspension setup for MX / Other questions
- bent my stock handlebars... what bend?
- Photoshop request!
- 416 stroker vs 426 stroker
- 400ex Hybrid Ideas
- Opinion on 450r front shocks
- 416ex headlight removed, where to find wires?
- Exhaust Clamp
- Smoking Problem
- idle adjuster
- Cutting out Mid Rpm
- duel exhaust
- air box mods or custom intake
- 450r swingarm on 400???
- carb and choke question?
- 250r hood help
- Best clutch, in your opinion
- clutch problems
- Newbie!
- lightend flyweel owners
- dumb question
- mods???
- Pregnant wife & riding
- 400ex jetting suggestions
- 400EX 460 stroker questions
- newbie
- 450r carb on 400???
- 440 big bore
- Need some info
- Wow....
- Weak points on 400EX frame?
- axles
- getting rid of the ol 400
- used ccp stabilizer on ebay...
- frame ????
- newly built 416 spittin fire
- changed my mind on elkas.. buyin 450r shocks.. questions
- ANOTHER swing arm question
- Frothy oil
- clutch problems
- Am I jetted ok?
- What's the best exhaust for a 400ex??
- trading a 440ex for stock
- Interesting product. Seen this before?
- Need Help Plz
- Re-Packing FMF Power Core Exhaust
- Question on Tires
- Made a little mistake...
- anti vibe?
- steering squeek
- winter jetting?
- 416 sparks key
- Best slip-on grips ????
- Im back
- jetting
- how to align my steering
- frt. wheel flipping??
- What do you think?
- ATV Handlebar
- carb
- 2 Stroke 400ex Rebuild Build up
- Graphics Help
- Red side plastics ???
- warped head?
- .125 .160 or .190
- painted my wheels black
- Burning oil don't know why
- How to Verify that a frame is Straight?
- Pics of my 400
- needing a price.
- Noobie....
- Friends 400ex not starting.
- tryin to strall
- can +1 long travel arms be used with 450r shocks?
- oversized oilcooler
- Explain widening and fender cuts
- shift problems
- couple new/ changed parts
- axle nut tightening
- What kind of piston is recommended
- 04 valve cover bolts
- another problem
- 500cc big bore stroker for 400ex
- 2005 and newer 400EX owners in here..
- two2cool
- 416 hp? what do yall think
- which oil filter
- why cant i
- 400ex jetting
- best a-arms for the money
- Lexx MXe Slip On Silencer
- Head Repair
- Need help
- 450 carb on 400ex
- 11 to 1 with stock cam/sparks key??
- Rebuild questions
- Pilot screw adjustment
- air box cover
- 39mm fcr
- Guys with 440's I need some input!
- is there a how to thread on changin the rear brake pads? i've searched
- Powder Coating Paint
- Best a-arms for money
- My 400
- air box ?
- theres got to be an easier way!!!
- Backfiring on decel
- something to watch out for
- i dont think my jetting is right.. tips?
- cylinder 0-ring
- exhaust argument
- rev box, amr any good?
- Torque specs
- Maier Race Cut plastics
- Airbox separated from Carb?
- Petcock Vavle
- forged aluminum rims?
- I am lost
- full lrd exhayst?
- Going straight, handlebars slightly turned? Any Help!!!???
- Is there a port and polish thread?
- 450r carb vs. stock jetted with choke removed
- high idle,backfire from the air box?
- opinion's on spark plug color?
- t bolt exhaust clamps
- 2007 400ex issues
- painting my nerf bars
- what is the cheapest jet kit
- hi-comp piston/cam questions
- help. bike breaking up, cutting out
- Help... Just bought 06 400 ex whats interchangable with 450r
- Either High idle, Clutch adjustment, Or...
- Would like Pilot answer plz
- How do I get to 100-105 octane?
- Help. . . .
- tinting my lights
- Valve specs?
- Anybody tried these?
- T-4 Quiet core ??
- plastic conversion
- 400ex won't start
- [Project Thread] 04 400ex rebuild
- LRD, FMF or Jardine?????
- what causes backfire/afterfire?
- 05-07 clutch fit 03?
- Boggin out in wheely postion!!!
- what do you think?
- Another 400ex Problem
- Slow atv?