- First mod! (2 replies)
- What to put on my 250 ex (2 replies)
- 400ex ram air? (3 replies)
- T-4 exhaust megamaxx??? (19 replies)
- What carb to get or should I modify? (7 replies)
- Heavy Duty Cam Chain (5 replies)
- Synthetic To Regular (6 replies)
- RECON ENGINE HELP! (7 replies)
- i am hittin the rev limiter... (23 replies)
- HRC or GT THUNDER (4 replies)
- Enging making loud noise at high RPM (13 replies)
- MX gearing ???? (5 replies)
- TC website? (7 replies)
- 300ex oil cooler kit (7 replies)
- 400ex PLUG GAP (2 replies)
- 416 Question (13 replies)
- Sidewinder sprockets the best? (10 replies)
- Need help ASAP! (12 replies)
- One Button Starter? (2 replies)
- Help on jetting (7 replies)
- Who here has a White Brothers E- Series Full System (5 replies)
- Spark plug (7 replies)
- would it still be reliable (5 replies)
- cheapest engine mods (8 replies)
- ..300ex../..350x..?? (9 replies)
- Finally put my exhaust and power kit on! (0 replies)
- 2001 400ex problem HELP (4 replies)
- 425 on the way (5 replies)
- Not sure if this has been answered before but asking anyway!!!! (13 replies)
- Gas In The Air Filter? Whats Up? (1 replies)
- 86 250r spark Arrester needed (1 replies)
- Crompression measure in PSI (5 replies)
- motor swap (4 replies)
- Oil Leak????? (6 replies)
- 350 kit (7 replies)
- stroking (27 replies)
- WB's rev kit (5 replies)
- Pro Design Kill Switch (4 replies)
- What Should I Do, Guys? (12 replies)
- horsepower (10 replies)
- edelbrock carb for 300ex? (0 replies)
- 300ex header pipes, i need some information please (0 replies)
- HMF Exhaust (34 replies)
- 400ex oil cooler (19 replies)
- parting out 300ex (2 replies)
- air scoops (9 replies)
- 250x power? (3 replies)
- head pipe (13 replies)
- ????? (3 replies)
- White Bro. Head pipe? (0 replies)
- w-bros slip-on (0 replies)
- Dropping a gear! (9 replies)
- 42 pilot is the cold start answer Thanks!!! (7 replies)
- 14 tooth front sprocket (16 replies)
- oil drain plug (2 replies)
- 2 questions (8 replies)
- White Bros E-Series (12 replies)
- cam (4 replies)
- Oil??? (16 replies)
- what kind of header will fit with a T-4? (3 replies)
- Exhaust and HP questions?? (3 replies)
- what is "blown up"??? (25 replies)
- Whats the problem? (2 replies)
- 500ex - Liquid Cooled (12 replies)
- How much HP? (1 replies)
- yoshimura (4 replies)
- BAD cold starting 300ex (4 replies)
- 88mm Piston (13 replies)
- white bros e-series slip on (7 replies)
- does a slip-on give much more power (3 replies)
- 400 problem.. (2 replies)
- Wish me luck! (11 replies)
- Air/Fuel mixture screw? (2 replies)
- W/B ignition modules (1 replies)
- Cold starting 400ex issues (7 replies)
- No more pipe questions (15 replies)
- xr400 vs. HRC cam (7 replies)
- Gear Ratio for 440ex (9 replies)
- 440ex w/o cam jetting (1 replies)
- Best place to buy a Keihin 41mm FCR? (2 replies)
- 440 w/o a cam (4 replies)
- Another jetting question! (3 replies)
- jetting (0 replies)
- Yoshimura $ (6 replies)
- Which pipe has the best HP gain? (13 replies)
- air box snorkle (2 replies)
- E brake block off (2 replies)
- 400ex head pipe (0 replies)
- jetting ? for a friend (3 replies)
- 300ex tuning (18 replies)
- web cams and stock core refunds (5 replies)
- cam sprocket & camshaft (3 replies)
- Bills 400EX Pipe? (29 replies)
- Pro Peg update (10 replies)
- Needle Location Kehin (10 replies)
- Spark plug reading (2 replies)
- 440 Bottom end (13 replies)
- Carb Boring (4 replies)
- Cleaning a stock filter (16 replies)
- 400ex porting (5 replies)
- HMF Exhaust? (34 replies)
- Another Exhaust Question (5 replies)
- which oil is the best to run in the 300ex (7 replies)
- the foam filter (7 replies)
- 400ex Cooling (10 replies)
- Supertrapp IDS 2? (2 replies)
- .80 bore on 300EX worth-it or not? (11 replies)
- 250X Cold Start (4 replies)
- timing marks (6 replies)
- 300ex pipes (24 replies)
- skid plates for 250ex (1 replies)
- Need Info On Building 250x..Help?? (4 replies)
- How do you think this will work? (11 replies)
- which type of oil (5 replies)
- Help! FMF or WB pipe? (9 replies)
- Help me with my MegaMax II pipe! (7 replies)
- pilot jet (2 replies)
- 400ex smokes slightly (3 replies)
- jeting (3 replies)
- Pro Design Case Saver installation (4 replies)
- Pilot Screw turns? (5 replies)
- cr 250 carb (9 replies)
- 250x kickstart on 300ex? (5 replies)
- clutch (6 replies)
- 250X cylinder head bolt torque specs (1 replies)
- 300ex exhaust and jet questions (3 replies)
- 416 mod (50 replies)
- 250EX exhuast purchase questions (13 replies)
- Fmf Titanium (5 replies)
- Accessing jet? (6 replies)
- 440? (2 replies)
- 426 (47 replies)
- valve clearance (1 replies)
- what size carb?!?!?! (6 replies)
- Air filter question for you gearheads (8 replies)
- XR ONLY headers... (6 replies)
- Please help with timing chain! (4 replies)
- got the T-4 now what size jet? 250ex (0 replies)
- Over Sized Exhaust Valves (0 replies)
- Pro design kill switch? (10 replies)
- Stupid Exhaust Question. (2 replies)
- D & D Exhaust (4 replies)
- Recon Wont Start!!! Help!!! (2 replies)
- oil 40w or 30w (2 replies)
- 14/36 gearing (4 replies)
- kill switch (1 replies)
- Adjusting auto clutch's (3 replies)
- Battery Blues! (4 replies)
- Lrd pipe is it worth it??? (14 replies)
- Sparks Racing Timing Advancement Key (1 replies)
- 330ex jetting (11 replies)
- aftermarket oil filters (10 replies)
- what sparkplug (7 replies)
- 300 EX Sprokets (19 replies)
- XR400 kickstart in a 400ex? (15 replies)
- Valve Adjustment, Have you done it yet? (4 replies)
- COBRA Exhaust ? (24 replies)
- Will it Fit? XR -> EX (1 replies)
- Hinson Racing clutch cover or XR400 clutch cover on a 400ex? (17 replies)
- Gaskets (3 replies)
- 440 Kit??? (0 replies)
- 250r cylinder???? (5 replies)
- 250ex re jet??? (0 replies)
- White Brothers E- Series (8 replies)
- Lectron Carb Questions... (0 replies)
- Pro circuit or graydon proline (7 replies)
- LECTRON CARB QUESTIONS... (13 replies)
- jetting (3 replies)
- Got my TC Pipe (16 replies)
- cam qustion (0 replies)
- XR400 cam/ Stock 400ex cam whats the diff??? (7 replies)
- port job or oversize valve head.... (1 replies)
- Do I have to re-jet? (3 replies)
- cold weather starting (13 replies)
- 300ex mods (1 replies)
- Glowing Red Headers (9 replies)
- Another 330 post Please help me!!! (107 replies)
- raptor (11 replies)
- What pipes between... (12 replies)
- 300ex upgrade carbs (0 replies)
- Pilot Jet (2 replies)
- 440ex problems (4 replies)
- 400EX Mods?? (17 replies)
- Idle or not to idle? (4 replies)
- What Jet Sizes??? (9 replies)
- Putting in a jet Kit????? (6 replies)
- 300ex jetting with fmf megamax exhust (0 replies)
- Holy Sh_t (3 replies)
- FCR carb ? (2 replies)
- sputtering recon (0 replies)
- Just Curious?? (12 replies)
- 250 ex mods (9 replies)
- head pipe (1 replies)
- 300ex mods? good or bad?? (8 replies)
- Brrr getting cold (7 replies)
- kit and cam (11 replies)
- Hrc #? (2 replies)
- Hanging the Carrillo on the wall (8 replies)
- 400EX Electric clutch????? (6 replies)
- White Bros Pro-meg/Slip on (2 replies)
- i may have a jetting problem... (5 replies)
- Big Gun or Pro circuit? (9 replies)
- e-series (3 replies)
- sputtering in low gears, high rpm? (6 replies)
- Where to get aftermarket or high power coil/CDI? (3 replies)
- 300ex jetting (5 replies)
- What Would You Do ??? HELP ! (21 replies)
- 330 kit (10 replies)
- 400EX jetting?? (0 replies)
- Alcohol guys, I have a question (20 replies)
- EMGO oil filters??? (6 replies)
- pipes (1 replies)
- WB E-series for 250EX! (0 replies)
- Question on 330ex kit!! (0 replies)
- charging system test (2 replies)
- Jetting (1 replies)
- Just slip on: Big power difference? (4 replies)
- Will the 425 engine rip a part my stock clutch????? (18 replies)
- 440EX with XR cam, what pipe? (2 replies)
- Does n-e 1 know wer i can find Aftermarket rockers For a 400ex (1 replies)
- First Gear woes... (5 replies)
- 440 piston (8 replies)
- 250EX jet needle? (2 replies)
- need advice (13 replies)
- Ducan Racing Double Barrel (1 replies)
- Sproket Question (5 replies)
- burning oil? (2 replies)
- running alcohol (2 replies)
- pipes (14 replies)
- take out spark arrestor on stock 400? (19 replies)
- 440EX jetting (6 replies)
- 416 Ex Jetting (1 replies)
- Timing Advanced Key (7 replies)
- best pipe (3 replies)
- Whats up with my airbox? (3 replies)
- Sucks???? (17 replies)
- confused on what to do... (5 replies)
- 330 kit (1 replies)
- 2001 300 ex (3 replies)
- Help my Sons Scambler 90 is a dog! Slow need help (1 replies)
- 41mm FCR (7 replies)
- Carrillo Rods (10 replies)
- Tips or help? (1 replies)
- White Bros. R4 (5 replies)
- Trouble with a 250X (3 replies)
- WB Slippon Leak (1 replies)
- Piston size and dispalcement of the 400ex (2 replies)
- Pingry's oil tanks? (7 replies)
- EX Tech (19 replies)
- 300ex in the water question (15 replies)