View Full Version : ATV Powertrain
- Cam Chain?
- 39 fcr accelerator pump
- modified 400 ex
- Stock Engine Mods
- taking 300ex motor out!
- 250 r motor in a blaster frame
- Sparks Ignition Advanced Key
- What's the best gearing for 400
- one more question
- sparks bolt on kit
- Does anyone Know Jack ***** about a 39FCR Carb????????
- Arrow On Top Of Piston
- FCR pilot jet?
- sprockets
- jetting problem?
- Bore kit for a 300
- Hard welded rockers
- fcr problem
- Wow what a difference on the 400EX !!!
- running 162 main on stock engine????
- ct racing
- what size jet
- four stroke tech oil cooler ????
- This 440 is Banshee - FAST!
- cheap hotcam on ebay
- 250r Ram Valve
- Need some help in the air
- 250X First Gear
- 250r
- How to keep up with a Banshee?
- 416, 10.8-1 and hotcams jetting. Help before I shoot it.
- kinda stupod question buttt
- chain stretch
- White Bros. Pro-Meg
- Cams?
- 295cc Kit
- 316.330.385 bore/stroker
- oregonrider89~!!!!!
- gearing
- What mod next?
- Dila jet
- DW-slip-on pipe Shootout!!!
- 300ex Pipe Shootout
- 400ex carb
- It's ALIVE!!!!!!!!!!
- 400 ex clutch set ups
- how much oil do I add?
- Aviation fuel ?'s
- There's no stupid questions
- 440 ex big bore kit
- 250r transmission oil
- thanks
- race gas
- 250EX rev box
- cdi box
- Market for 400ex motors?
- 250r heelllp
- xr400 head gasket
- anyone have a hmf full system?
- Vasoline In Your Gas For Octane???
- wat is vented valve cover
- TC 505 kit?
- Paul Best??
- carbs
- OK, how about this one: "What motor kit do you guys reccommend?"
- E-series discs I am a little confused
- XR 400 side cover
- Good Slip-On Exhaust shootout here!
- Do you think this will really work?
- Homebrew Octane Boosters
- 400ex Crankcase Venting
- 400 difficult start
- How long to tear down and rebuild?
- 250ex Mods???
- Gas
- Will a white bros header work with a t-4 silencer on a 300ex.
- new cfm airbox?
- Rockers
- Should I get a higher rev box?
- Xr 80 Help
- Speed
- OK, I've decided on.....
- With a new Billet carrier, do I need O-rings
- starting in second gear
- air box snorkle
- stock valve size on 400ex
- 330? How bad is it?
- Keihin FCR39 Carb Model Number
- Crowley Off Road Scoops
- Jetting 400
- 400ex add on light kits
- Battery Help
- 440ex 41fcr jetting
- free mods
- header and airbox lid
- 300ex pipes
- Airbox lid....NEED HELP
- Holes in airbox lid
- AV gas
- Jetting ?
- stroker motor
- 300ex
- how to keep up with a raptor
- 400ex
- 250EX, noise when shifting
- Need Help!!!
- TRX CT310 Cyl
- Series 22 Jets
- 250x carb adjustment
- Clymer Manuals??
- about the strokers.....
- Where Did He Get A K&n Powerkit For $44.99???
- 6th gear?????
- Cr500
- For those with the 500 stroker kit....
- 250r rear axle sprocket hub how do you remove it?help
- proper way 2 break in a crf 230 f
- 600cc engine in a 400 frame
- mod 250r vs. raptor
- wiring diagram
- Rotax 250R W/ 50 HP!
- Which pipe once again!!!
- Lrd silencer loose
- lid
- 400ex: how to remove the comp release
- first mods for 400ex? new to four strokes help
- c'mon guys i need help big time
- removal of engine compression braking
- 250r pipes...
- Is there really a rev kit for a 250ex?
- changing filter
- PJ Racing Air Box!!!
- How can I make more power with the stock pipe?
- Big Fin Head
- 300 ex
- JE 416 Piston
- not starting
- Is a 250R sprocket hub the same as 400EX?
- Wheel Bearing help
- white bros
- Lost Site...
- The weigh of 400ex or 650r motor???
- Would It????????
- how big??
- Best Pipe For a 400ex
- Which Pipe for a 400??
- Need pics of stock oil cooler with YZF conversion
- hey what about graydon proline??
- A good question for SMART atv owners.
- AAARGH Not Again!
- sprocket problem
- Counter balance
- Weak 300EX
- Jetting ?
- 250ex ?
- Can only popstart it
- what size end cap do you run on a T4 silencer?
- Hesitation problem
- how much power? PLZ RESPOND!
- important 400ex info
- piston question
- powerbomb header
- Who Has the best deal for chain + sprockets???
- PC 2000 on a 250r ?
- Sprocket
- Read:
- Gearing..
- 300ex
- Hows this sound? Power?
- Is a degree key for me?
- Brok.3 Or neone else with the powroll bore kit installed.
- Where to buy my 416 kit
- A very important question
- 39fcr vs 41fcr
- Jetting
- header and e series
- Quad isn't starting,QUICK replays plz!!
- Can't Get it!
- 400ex wiring diagram
- Fastest Quad
- removing choke?
- Internal/External Gearing
- Some Good Info
- 440exme-response, mailbox full
- My Ex Was 2 Slow
- CTin
- Hrc or xr or stage #1 with (12:1) compression
- choke screws reinstall
- Best way to get rid of $300?
- Pipe question.
- Where are the F.A.Q.?
- BIG QUESTION this can be answered by many~~~~~~
- Stupid WB exhuast
- Needing a 40 pilot jet for a 250ex. Anyone have one????
- Sparks Racing
- HMF exhaust
- boring over
- scrambler speed
- 300ex vs. warrior
- White Brothers R4
- Which Filter for dusty conditions with a lid?
- FMF Mega Max
- what gears are should i run for mx
- slip on ?
- 40 Pilot Jet ?
- 14t
- i'm confused about a comment on hmfs website...
- What Will Win In A Drag?
- Gearing question help me out
- Cheapest place for sprockets
- rev limiters
- Ok here we go..
- check out this phatty new wb exhaust!!!
- Problem, need help..
- 400ex go faster
- Every 250ex Lover Check It Out..
- no spark
- Sparks 416 National Kit
- 400Ex Carb on a TRX300Ex 4x4?
- Smoking at startup
- Coat your cases!!!????
- ohio??
- Electrical Problem
- Sprokets for my 300ex
- Alot of Questions I need Answered PLease Help!
- retime on a 01 raptor
- jetting
- Best slip-on pipe
- tpi dial a jet
- Thumper web pages???
- K&N Air Filter
- welp...im screwed...(i think)
- How Big Can U Go With A 300?
- Couple power questions (mainly cams)
- proper jetting???
- my 426 owned a 440
- choke removal???
- 400ex carb on 300ex
- 14 tooth or 16 tooth countershaft sprocket???
- silverlake
- Sell the 300ex for a 400ex?
- 250r question
- wb e series slip on
- 400ex on a 300ex
- silver maier plastics
- spark arrestor
- plug color?
- street legal??
- ATC70, no spark, help!!
- clutch cable
Powered by vBulletin® Version 4.2.1 Copyright © 2024 vBulletin Solutions, Inc. All rights reserved.