- Dyno vs. Dial a jets (11 replies)
- Head cover bolt stripped? (4 replies)
- 440/stage two cam engine mods complete (0 replies)
- HMF pipe (3 replies)
- head pipe? (1 replies)
- Plug Chop (4 replies)
- 250 problems (3 replies)
- Lectron 44 Megatron Carb? (4 replies)
- E-Series Nightmare..... (15 replies)
- 400ex Problem (1 replies)
- Do I need a valve adjustment (10 replies)
- Hard starting after rejetting back to stock??? (3 replies)
- they dont make any!!! (13 replies)
- Mixing sprockets (2 replies)
- Looney Tuned Exhaust (1 replies)
- best exhaust for 400ex? (16 replies)
- Sounds like problems...... (4 replies)
- TDC with a degree key (3 replies)
- A few important 300ex questions (5 replies)
- Top Speed for Some Ex's ? (5 replies)
- Need Motor Help Fast Pleasse!!!!!!!!! (1 replies)
- fcr main air jet (0 replies)
- exhaust gas analyzer?? (21 replies)
- Need help bad (1 replies)
- 400EX pricing (12 replies)
- anybody have a eldebrock carb for the 300 (0 replies)
- Broken countershaft. What do i do???? (10 replies)
- quietist pipe? (34 replies)
- 300EX sprockets (15 replies)
- 250 R Jetting??? (0 replies)
- is this a good engine kit (7 replies)
- Jetting for sparks (6 replies)
- wiring...? (2 replies)
- Nitrous (14 replies)
- TrailTech Computer (7 replies)
- Air Box (5 replies)
- Jetting specs, is your setup like mine? Loooking for a baseline (4 replies)
- carb jet ## (0 replies)
- This is my last 300ex question (0 replies)
- help! axle rings (1 replies)
- What can I do for a bit more power??? (14 replies)
- Problem with LRD head pipe (4 replies)
- Slow Jet Size (7 replies)
- big bore kit (24 replies)
- What Jet for setup? Educated guesses please. (2 replies)
- which piston is better (6 replies)
- Has anyone damaged their 400ex oil cooler? (2 replies)
- 100yd. drag sprockets, what should i run? (9 replies)
- what sprocket sizes? (0 replies)
- wut kinda piston? (0 replies)
- ross 10.8:1 piston (1 replies)
- Stock bore or 416 or 426 (1 replies)
- 300 ex head pipe question..... (0 replies)
- lectron carb (2 replies)
- Installing a HotCam (4 replies)
- ds650 synthetic oil? (15 replies)
- this probable doesnt fit in here but owel....anybody know how to instal a pro design (4 replies)
- How loud is a pro circuit T-4? (16 replies)
- Rpm.. (5 replies)
- New 250ex Clutch Slipping? (2 replies)
- Amplink For A 300ex (3 replies)
- Need 300ex Help (2 replies)
- 300EX Question (1 replies)
- Head Bolts cracking? (4 replies)
- Carb Problems??? (6 replies)
- who has mess with FCR carbs? (4 replies)
- Fcr41 Carb ? (3 replies)
- Slip on or full (9 replies)
- Needn help with 99 400Ex (1 replies)
- cam and piston (12 replies)
- Another 300EX Question (1 replies)
- Jetting a sparks x-6 exhaust (2 replies)
- Valve clearance for HRC cam (5 replies)
- fcr carbs? (9 replies)
- WB 1498 cam ? (3 replies)
- Where can I get a good oversize 400ex oil cooler? (10 replies)
- cum on people with hrc kit or service manual answer this!!!!!!!!!!!!!!!! (1 replies)
- Need advice (1 replies)
- 400EX HMF pics (8 replies)
- anyone ever try the D&D bullseye air intakes? (1 replies)
- exhaust (1 replies)
- quietest possible (7 replies)
- 416 jetting (1 replies)
- torque specs for R motor NEED HELP (0 replies)
- Will a LRD Headder pipe work with a yoshimura comp series muffler? (2 replies)
- Wiesco Or Je (9 replies)
- For the future (4 replies)
- Going riding in TN--jetting change needed? (1 replies)
- Heavy Duty Head Studs (5 replies)
- timing key? (2 replies)
- Pro Circuit exhaust with....? (3 replies)
- 440 won't start (4 replies)
- Next Mod (3 replies)
- CDI's (11 replies)
- FCR39 hp?? (8 replies)
- Mystery part in Head (34 replies)
- Compression? (10 replies)
- 440 head bolts (9 replies)
- Power Bomb Header? (3 replies)
- 250r jetting ? (1 replies)
- Pics of RPM axle in 400ex?? Anyone?? (6 replies)
- More Jetting questions. (4 replies)
- cheapest place to get lectron carb? (1 replies)
- lt250r motor in a 300ex frame (0 replies)
- pro circuit header fit wb slip on? (4 replies)
- FCR Carb...Worth the $$$$???? (1 replies)
- fcr cable (1 replies)
- Best exhuast for the buck (2 replies)
- howto clean a head exhaust deposits (6 replies)
- HMF fer a 250x? (6 replies)
- Newbie to jets on 300ex.. (1 replies)
- More Power (1 replies)
- bore kits (0 replies)
- Edelbrock Carb Adjustments (1 replies)
- idle Screw (1 replies)
- uh oh!!! now what do i do? (4 replies)
- Dirtbike Kill switch / atv start button (6 replies)
- stupid dealer???????? (5 replies)
- who has the best price on RPM axles?? (3 replies)
- ordered my exhuast today...let me know what u think (8 replies)
- Smoke (2 replies)
- Exhaust rubbing! *look* (1 replies)
- TC racing engines (2 replies)
- 250 r reeds (0 replies)
- jet i bought looks wrong,keihin (8 replies)
- Which RPM axle is better?? (4 replies)
- Sparks ignition advance (7 replies)
- how to get more power from the 440? (7 replies)
- jetting (3 replies)
- hmf slip on louder then yoshi slip on? (6 replies)
- 300ex air/fuel problems HELP! (4 replies)
- Lectron Carb (6 replies)
- White Bros E2 what yall think (6 replies)
- 416 Jetting Queston!!!! (5 replies)
- Sidewinder VS. Renthal (11 replies)
- stroker kit? (3 replies)
- 400EX keihin jets (17 replies)
- MY 3 WHEELER SMOKES alot??? (10 replies)
- need u guy's help again please! (3 replies)
- 400ex Mods (1 replies)
- i hate chains!!!!!!!!!!!!!! (13 replies)
- new carb needed (2 replies)
- installing a kill switch (17 replies)
- 416 gearing (7 replies)
- Exhaust Choice (3 replies)
- uni filter oil? (1 replies)
- 02' 300EX Problems (4 replies)
- best set up for drag? (11 replies)
- Best 440 Kit (1 replies)
- 416 Build (2 replies)
- Going To 416, Please Help! (0 replies)
- Axle Carrier Ques. (14 replies)
- cam/ piston and comp. (1 replies)
- Rebuild Engine Breakin (13 replies)
- Quiet pipes (4 replies)
- what is stock hp? (2 replies)
- weisco 440 kit-good or junk?? (17 replies)
- Higher amp batt for 400ex?? (1 replies)
- For Hmf Owners (7 replies)
- Port and polish a 400ex? (2 replies)
- cam break in? (5 replies)
- Funky noise from left side of engine (27 replies)
- somethings wrong with my quad (1 replies)
- K&N jet kits, let's hear your opinions (7 replies)
- whats wrong with my clutch? (2 replies)
- 300....Clutch components, (pricing, parts list ect...) (4 replies)
- Blaster Jetting (9 replies)
- k&n filter (4 replies)
- Has anyone added fins to the 400ex stock oil tank?? (17 replies)
- all you two-stroke guys plz help (7 replies)
- Dura***** Axle! Take a look! (31 replies)
- does yoshi make the titanium(sp?) exhaust for the 300 (4 replies)
- How much $$$$$$ (4 replies)
- 416,426 or 440? (6 replies)
- clutch lever (8 replies)
- 416 owners (16 replies)
- oil cooler and plugreading Question for you all.... (32 replies)
- 416 setup (6 replies)
- 300EX Starter (3 replies)
- big gun spark arrestor/400ex (4 replies)
- plunger and spring question??? (9 replies)
- Power Valve (7 replies)
- honda 313ex (0 replies)
- 400ex cams (6 replies)
- How much should I ask? (3 replies)
- Tire Sizes (1 replies)
- FCR Problem (10 replies)
- help with kill switch (4 replies)
- 300 is making me go NUTS! (6 replies)
- carb problems (6 replies)
- 416 Opinions (10 replies)
- Trx 450 Vs. Crf 450 (5 replies)
- 300ex carb question (6 replies)
- meed electrical help a.s.a.p. (8 replies)
- Raptor hotcam problem (3 replies)
- Yz250 Help Fast!!please (1 replies)
- cam in wrong position? (2 replies)
- Exhaust (7 replies)
- u guys gotta help me! (5 replies)
- 400ex problem (3 replies)
- Cam Questions?? (0 replies)
- 300ex vs sportsman 500 ho (3 replies)
- 330 Big bore kit (1 replies)
- Does any one know the compression of stock 86 250r in psi. Please help (2 replies)
- 300ex cam specs..putting it in time (1 replies)
- Best price on Dyna FS ignition, or simular (4 replies)
- WB quiet core 2 owners l@@k (2 replies)
- altenator (2 replies)
- Quad wont kick over (3 replies)
- Modifying a 250ex (9 replies)
- 416 vs Stock Raptor/Cannondale (8 replies)
- Aftermarket carb? (2 replies)
- 1983 kdx 125 (3 replies)
- How much should jetting cost? (1 replies)
- What else can I check. (3 replies)
- what is my 300ex doing (10 replies)
- Big gun complete System....$?? (2 replies)
- Modded 250r Vs Stock Raptor ??? (5 replies)
- Screwed (7 replies)
- post you're 450 pics here (3 replies)
- 465 Needs Help Help (4 replies)
- What causes this????? (2 replies)
- need some help (0 replies)
- Curtis Sparks x4/x6 header pipe (9 replies)
- 300ex piston cracked help ???? (0 replies)
- New Sprockets (5 replies)
- motor (0 replies)
- Urgent!!! Need Help (5 replies)
- how do you remove axle nuts (8 replies)
- what do you need for a 416 (7 replies)
- Stage 2 HOT CAM (5 replies)
- Black soot in airboot?? (12 replies)
- im about to cry (18 replies)
- LOONEY TUNE Racing pipes (2 replies)
- 440 Kit??? (2 replies)
- atv not starting (10 replies)
- Jug/Head studs (5 replies)
- I Was Woundering If U Can Heat The Bolt Up To Get It Off????? (9 replies)
- Stock rod??? (5 replies)
- Flipped Rims on a 250EX? (5 replies)
- Headpipe for a 250EX? (4 replies)
- TC racing pipes (2 replies)
- 250 EX throttle problem (3 replies)
- Tecate4 (5 replies)
- Aluminium Oil Tanks??? (4 replies)
- what all is invovled.. (3 replies)
- piston and rings (13 replies)
- Spider Tracs on stock wheels? (5 replies)
- i have a problem can U help??? (9 replies)
- TRX450r radiator will it fit on 250r? (0 replies)