View Full Version : ATV Powertrain
- New Bearing Carrier
- Stage 1 dg xcellerator
- Hot cam
- For peoplewith service manuals!
- I Need Help!!!!!!!!!!!
- Help? Is my 1999 400ex geared different than 2000-2003
- Help? I modified a 400ex to a 465 stroker with opened airbox+WB r4+powerbomb header
- Adjusting engine to TDC
- Part 2 of my jetting saga...
- 300 ex not running good
- How many replacing Intake valves
- clutch suggestions
- need help please!!!
- bore kits for a 300ex
- gas around head.
- I got a problem
- 250EX clutch
- lt500
- some help with jetting?
- CASE SAVER for 300EX
- hp/torge
- whats the MAX HP of a 416ex?
- My bike cuts out when....
- 300ex Missing Out
- decompression install????
- gas/oil, in in in filter , air intake
- gas leaking out of carb
- Stock 400EX king of the drag strip?!?
- Jetting?
- TC rev box for 400ex
- Pilot screw, quick rep please.
- Degree key
- Question
- 36t harder to pull wheelies?
- cdi box- rev limiter?
- floats? float bowl?
- Nitrous??????
- 300ex..wire diagram..
- Whit Brothers R4
- hotcam stage 1
- will i have to rejet?
- Help me choose an axle.
- Where to get a 36 & 35 tooth rear sprocket FAST!!!
- Airbox question
- 300EX wont start...eletrical problem??
- Valve Test?
- Price of new OEM valve springs???
- Where is the cheapest place to buy New Lonestar axles?
- Axel question!!!?
- 300EX Case Cracking around Motor Mounts
- FCR 40mm
- Jetting and Cam Question
- Where to buy new swing arm axle carrier bearings for aftermarket twin row carrier?
- Idling trouble
- Need Help, Starts to sputter after 1/4 throttle
- crank case broke
- Help Please-plug Keeps Fouling
- cooling the 400
- rev box
- Idling problems
- atc 250r jets
- Tires??????????????????????????
- What head pipes fit with the CFM oil tank???
- oil puddling around valvespring?????
- cannot get woodruff key off the shaft
- engine sputtering
- Stage 1 HotCam
- Taller Gearing or Shorter Gearing?
- 400ex Jetting
- i know what your gonna think....
- which pipe last one
- It's alive (jetting trouble part 3)!!
- 250x jetting
- degree key slip?
- New exhaust!!
- M-4 Slip on...
- Head Shaving Question For '03 Yz 125
- Whats going on here
- yz 250 piston in a 250r engine
- 250x/300ex head urgent !!!!
- 300ex Valve Timing
- jetting
- i want to mix not let the injector????
- what race gas??
- Jetting, Jetting, Jetting
- R wont run for more than 5 min
- Clutch???
- 67.5 overbore on a 250R
- Jetting....
- new jets
- FCR 39 carb + 416
- choke removel??
- 250r bore
- Is 300EX 250X CDI box the same
- .040 bore over
- knocking sound?
- Oil on K&N
- Stock air filter
- Something is rattling in my motor?
- white bros exhaust
- help putting on a new clutch return spring
- 250r clutch plates on a 400ex?
- case saver
- White Brothers Air Filter
- Sanding clutch plates
- Yet another jetting question
- Cam chain install..............
- Is there an easier way to put the Ring that goes around the carrier on?????
- Jetting Please Help
- taking the choke off
- Airbox Lid Vs. Dad
- Piston Question
- FMF Power Core 4-2 and x-4 head pipe
- R4 Headpipe?
- little tip for ya
- Engine Help
- Need Help with this Axle Bearing ASAP!!!
- .75 over =?
- Renthal front sprocket
- Blue smoke
- 400 ex jetting
- 400 ex camshaft question
- What do you EX Riders Think?
- 400ex Engine
- Different Started Button.
- 250ex vented valve cap
- Moto 440 vs. 440ex
- 416 Race Gas
- help broken exhaust head bolt
- Sell 300 for 250r ??
- jet question
- 300EX to 650EX????
- What do you guys think of the WB R-4?
- white bros exhaust
- 36 tooth rear sprocket.
- Jetting??
- Recommendation for big bore kit(300)
- 300ex motor....tell me if this will work.....
- Bigger pilot=Higher Idle??
- jetting question please help
- HMF full exhaust ques...
- Blown head gasket....again
- what pipe???
- exhaust??
- exhaust (2nd try)
- 250ex exhaust
- My YZF/400ex conversion pipe
- 87' 250x tranny problems....
- Chain size
- FMF 250r !!
- 300ex/350x wiring
- back fireing ex
- which is the best?????
- easy engine question
- Need valve clearances for stock 300ex ASAP
- Can You Put A....
- utility parts
- Oil change Question?
- Where did my sixth gear go
- Everybody post their sprocket sizes please!!!
- anyone have this setup??
- HElP
- Sparks Clutch Kit ???s
- I need kill switch install info.
- which pipe to choose for my 250ex
- pro circuit pipe wow!!!!!
- '96 Warrior
- such thing as a hush kit for dmc exhaust?
- crf250
- The disks on the E series
- Best Airfilter?
- 400ex carb difference!!!!!
- Hindle Exhaust
- what should i run?
- help 300ex riders
- Gas Problems
- clutch spring
- Idiot's Guide to More Power on 400ex
- Predator Handling ???
- CHM exhausts
- 400ex and Z pipe clamp
- Adjusting Valves with the Sparks key installed
- My Sprockets Won't Line Up!?!
- Which Exhaust Setup?
- valves, help pleas
- where to get flywheel shaved
- different battery
- 300ex carb problems!need help asa
- valves/T alignment
- wiseco's new 12.5 to 1 piston
- 350X conversion ....
- Best after market chain to buy thats not too much $
- Clutch problem help me out
- free mods
- 420ex
- 300EX clutch problems
- help!! z-50
- for all the mechanics!!
- mechanics only, plz help
- Clutch problem HELP
- aftermarket clutch
- What's next???
- 300EX Sprockets and Tires
- xr 650 or xr 600
- Carb Vent
- 250EX vent hose routing
- 250ex valve specs
- need 300ex valve specs.
- Stock Exhaust Question
- SOLID 416 Advice needed Quick.
- Jardine Exhaust
- 300ex with 14t sprocket
- What are all the mods you can put into a quad in order to increase power?
- 250EX Manuel Clutch
- 440ex jetting ?
- 14 tooth front sprocket
- heat guard
- newbie ?'s
- need wiring harness help
- 300 engine mods (again)
- Building a 416ex
- jet size
- top speed
- help quick!!!
- Looking at a 440EX, have some n00b questions
- Turbochargers!
- new clutch?
- Which companies make pipes for the YZF 426 (quad version)??
- Clutch Trouble?
- .120 over is how many cc's???
- Clutch cable
- R4 E-series
- Carb help!!!
- What Do Ya Think?
- Polishing the inside of your carb
- X Ring Chain Worth The CA$H?
- nos.....boost, etc...
- Taper-boring a carb???
- Duncan Racing Fat Boy 4 pipe for 400ex?
- exhaust gasket?
- complicated 330ex question
- LRD CDI for an R??
- 300ex rev box?
- 400 needs help....plz look!!!
- axle carrier
- Trinity 4 Pred !?!
- flexsteel head gaskets??
- oversize head studs?? needed or not??
- Hesitating to start??
- w/b exhaust
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