- Oil cooler replacement
- Right Crank Case Cover`
- hmf header
- exhuast/jetting question
- Rebuilding 05 400ex but need help
- SS ITP rims
- turkey bay
- FMF megamax
- plastics??
- stock baffle
- I need pics of mix match plastic
- EX's gone
- help with brakes
- need help
- custom shorty pipe.
- Handlebar setup
- Exhaust Re-Packing
- keihin / dynojet conversion myths
- AHHHHHHHHHH.... stupid carb....
- cables
- what to spend 400$ on for xc??
- Rear Axle Bearing Problem
- 400ex blowing oil out the exhaust.
- help! blown head gasket?
- 400e stock shorty
- Tire size???
- Big Gun Eco slip on or HMF Sport slip on
- Stock length of 400ex rear brake line
- Drag racing
- Anyone run the DPR9EIX-9 Iridium Plug?
- Clutch Pull Question
- Broke her on the driveway
- twist throttle
- 400ex problem
- 400ex key problems
- Need some info.
- carrier problems
- electrical challenge wont start
- engine builders in michigan
- Carb for stroker engine
- Motor Clank in top end
- 400ex Jetting Question
- locked up back brakes.
- Rear Brakes
- rear fender brace
- Trade
- ball joint
- What has he been up to?
- wont run after putting hmf full system on
- Electrical Troubleshooting, Please Help
- 2004 400ex with bent rod
- Quick question
- Popular 400EX Thread Links
- Build Advice
- What do you wear when riding?
- Do I see a light at the end???
- Need some help
- hmf quiet core insert?
- price check on selling some mx stuff
- 400EX Cylinder / Piston Issue
- Wont start
- 450r shocks trouble please help race tomorrow!!!
- Where to find rings?
- 450r carb trouble starting
- Fair price???
- Which ones better?
- cylinder or sleeve??
- need help on rear brakes!!
- oil filter bolt??
- What main jet are you 426 guys running>?
- Smoking....HELP
- Do I Need +2 ‘s??? Help!!!
- artrax tires
- Head Studs A Common Problem With A 440 Kit??
- High Idle Afer Rejetting
- FCR: New or used?
- what next?
- Yall need to see this
- Can someone check their front hubs for me??
- What Do Y'all think?
- 4x4 600EX!! Project bike video
- dual front brake lines
- Need some help
- 400ex rear brakes and rotor
- help picking fromt tires please
- rear axel
- Timing chain and new top end build
- Namura pistons vs wiesco pistons
- 08 Sound
- Headlight busted
- Tusk Nerfs?
- Exhaust Head Bolts...
- engine mods
- Curtis Sparks FCR 39mm Carb
- possibe clutch problem or normal??
- 84 cr 125 need help
- FMF Powercore IV2
- Pics of your Quad here!
- omg new problem
- WTB: 400ex frame with Title
- 400ex cam
- Whats a good set of valves?
- Help with 440 kit mods
- 155 psi compression, What piston is in it? Sparks 6* key ok?
- Help with 400ex carb
- Let me know what you think
- Im Changing my mind about Hondas...HELP!
- Need some A-Arm help
- Anyone running a Two bros slip on???
- rebuild options
- Whats the best tires for trail/hill/creek riding?
- swing arm compatability
- Swingarm question
- Changing oil brands?
- 2 new 400ex's, got some ?s
- Gave the girlfriends 400 a little 450r love
- 2001 honda 400ex Hodrod crank question
- racing fuel
- 2 stroke oil in gasoline for 4-strokes?
- Really stupid question but.........
- Shorty slip on pics, slow reving 440 video.
- 450r a arms on 400ex
- OEM parts on rockymtn.com for honda??? Help
- Trail 400ex
- Parting out my baby
- WOW... im frustrated.... again...
- Some new pics, almost done
- quick compression and cam question
- Performance of a Revloc clutch
- 250r hood
- What should I give?
- help with big bore jetting
- LT shock length question
- Quick Before Time Runs Out
- Key Problem! Please Help!
- 416 vs 426 and hotcame stage 1 vs two.
- Stupid question but.…
- 400ex bars?
- how to correctly take out head studs
- Itp Holeshots Vs Razr2 Maxi's
- 450r, ltr 450, 450sx
- 400ex swingarm and link mx
- new hood
- What gives...smoking again
- graphics question and small update
- shift lever rubbing on side cover
- Rejetting Carb Needle setting
- 440ex will not rev and has no power just rebuilt it a few weeks ago
- Starting problems... need help
- toolbox?
- quick jetting help
- 400ex cam
- Startin my rebuild
- 416 build questions
- He is doing it again!!!!!!
- new rebuild 416 smokes on startup
- Extended swingarm chain length
- replacing stock clutch perch
- replacing stock clutch perch
- Need Help
- cylinder question
- Anybody know who did this????
- skidplates
- Quick Clutch Question
- 400 to 450r shock switch ?
- curtis sparks exhaust
- Fcr carb cable
- backfire out of carb
- 3 degree key
- tick tick tick tick tick tick
- Installing Sparks timing key.. Bike in neutral or in gear?
- gt thunder 400ex mx link question
- master cylinder screw
- Case saver differences
- Electrical/ Battery issues
- sparks key install help
- 05 400 rear shock switch?
- drive chain
- hmf slip or motorworks slip
- Free carb cable
- 400 ex stator question
- Help with FCR
- motor rotation direction
- balljoint stuck
- Lighting
- A arm question
- 2012 400x is out
- 400ex Battery Box/Battery Question
- 7 mil build?
- 416 JE 11:1 hp?
- swing arm skid plate..
- 24 volt starting
- A-Arms
- Clutch Cable Lengths
- 450 carb rebuild...
- Please Read
- kfx450 shocks
- So I went swiming lol
- 400ex battery mod
- build advise
- 02 400ex help
- helllppp!!!!
- rebuilding the lower end
- Crf timing chain
- nerf ?
- Gaskets Thicknesses and Compression?
- Nned Help Quick, Axle Related
- 400ex - clutch and brake lever options?
- Installing axle nut question
- Aftermarket shocks question
- JB 400ex/CRF 450r Hybrid for sale $2500
- Ccan I still use this carrier?
- A 440 build?
- handgaurds
- Traded my quad for Jeep
- new beadlock wheels
- rear shock seal
- Lexx or big gun Eco?
- lets see them ex's!!!!!
- What jets?
- New 400ex owner - GA
- Jetting Recomendations? HMF Competition Full System + Stock 400ex
- just got 440 kit together what type oil cooler do i use
- jets and timing
- Insite??? video of a possible prob.. -->
- Reverse Light
- 440 jets, valves and cam chain
- New clutch?
- piston rings!
- Any 20" rears that run tall?
- cam chain
- kill tether bad?
- timing chain and chain guides
- 400EX Reliability
- take a guess
- 01 400ex complete overhaul
- Selling my 07 400ex
- got me wonderin...
- Sell the motor on ebay to buy a cr500 motor?
- Clutch Cables
- vintage 400ex exhaust
- 250r cdi on a 400ex
- hotcam valve adjustment
- I'm stumped. Please help haha
- getting frustrated
- Honda 400ex(99) Stroked and Race Ready!!!!!
- Free Oil
- help kill tether
- Picture of my 400
- WHAT DID I JUST TURN?! please help.