- wanted crisp throttle!! (7 replies)
- loudest -HMF or DG (19 replies)
- Chain (3 replies)
- Exhaust? (2 replies)
- 600 on 400 mounts (0 replies)
- complete carb disassembly 400ex....this sux (0 replies)
- best oil to use (2 replies)
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- TC Racing Exhaust Sound Clip (8 replies)
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- web sites? (0 replies)
- oops carb heater question (4 replies)
- Well call me a n00b! (Head Pipe Question) (6 replies)
- HMF silencer/White Bros. headpipe (3 replies)
- atc 250r motor in 300ex frame (18 replies)
- Wtf !!!!!! (3 replies)
- piston and cam (2 replies)
- Exhau (3 replies)
- cam chain help (1 replies)
- Where to get a Carillo rod? (11 replies)
- c&d racing (1 replies)
- Accidental shift w/o clutch (15 replies)
- white brothers exhaust (9 replies)
- top end noise (3 replies)
- Colored chains on eBay, good or not? (7 replies)
- What type of coating is on TC headpipes? (14 replies)
- help setting up a 2001 400ex (1 replies)
- Help how do u remove sprocket hub from axle? (5 replies)
- newbies first rebuild... UH OH lol (3 replies)
- Changing oil (5 replies)
- WHat is this?? (9 replies)
- cam with stock or hicomp? (1 replies)
- ex won't start (7 replies)
- 400ex durablue eliminator axle for sale ! BRAND NEW (1 replies)
- Keepin my EX cool (4 replies)
- biggest bore (1 replies)
- Some advice PLEASE! (1 replies)
- 250x carb (1 replies)
- confused bout rejetting (6 replies)
- Taking choke off increase performance (4 replies)
- Dyno jets run bigger or smaller than kehein jets? (3 replies)
- pics of 300ex electrical system (0 replies)
- oil pump ? (2 replies)
- 450r carb into 400ex (1 replies)
- megamax good or bad (6 replies)
- k&n vs. Uni (17 replies)
- Squish range? (14 replies)
- Where To Buy Rev Box? (6 replies)
- 300ex hp (8 replies)
- LRD,alien,Big Gun (6 replies)
- 465 cracked case (8 replies)
- UNI filter question (5 replies)
- 416 V 440 (13 replies)
- Weird!!!!! (8 replies)
- Quick Jetting Question? (2 replies)
- rebuild question (5 replies)
- what octane is the best for a 300ex (1 replies)
- oversized valves (7 replies)
- HELP! is it my jetting? fuel screw? or am i just DUMB? (2 replies)
- Just blew my bike up.... (7 replies)
- Air Filter (3 replies)
- Loudest Exhaust for the 300EX (44 replies)
- problem with removing choke 400ex (5 replies)
- 300ex jeting (0 replies)
- trx250r bogging @ topend (4 replies)
- How Is This Possible?? (16 replies)
- New Dg Exhaust (2 replies)
- 300ex carb (9 replies)
- How does this sound? (8 replies)
- UNI or K&N??? (12 replies)
- gearing question (5 replies)
- motor problems..help a. s. a. p (8 replies)
- what to do? (2 replies)
- I need a review (BIG BORE KIT) (5 replies)
- Rebuild trouble STRIPPED! (8 replies)
- wont start after rebuild (30 replies)
- starting and jetting after rebuild (3 replies)
- 300ex power? (6 replies)
- longer stem (2 replies)
- stroker (6 replies)
- 250R flywheel weight ? (1 replies)
- liquid gasket on side cases (2 replies)
- 330 big bor kit do i need a stroker crank (10 replies)
- 400ex needs power (13 replies)
- Rebuild list (7 replies)
- 300ex sprocket help (2 replies)
- Cams 101 (0 replies)
- Newbie HELP (6 replies)
- couple timming questions "400ex" (7 replies)
- Any1 have a service manual for 1994 300ex need info (3 replies)
- TRX450/CRF450 clutch covers (0 replies)
- Jet size for PC T4/K&N Stock Air Box (10 replies)
- 400ex clutch (3 replies)
- żBeedLock Rims? (9 replies)
- 250ex powroll big bore kit (8 replies)
- 2stroke question (19 replies)
- Pro Circuit??? (4 replies)
- what jetting? (3 replies)
- match or no match (2 replies)
- 400ex Quicksilver Carb (4 replies)
- K&N filter lid (3 replies)
- quick ? about silencer packing (2 replies)
- changeing plug with higer octane (6 replies)
- starting smoke (1 replies)
- so i want to do somthing to my engine (9 replies)
- Banshee question (6 replies)
- Need Exhuast Advice for '05 400ex (2 replies)
- Help with 300ex (14 replies)
- quitest but good performing pipe 4 a 300ex (5 replies)
- 400EX Cams: Which One and Why? (59 replies)
- 300 and 250 EX CDI's (2 replies)
- Any one with DYNA FS programmable ignition (5 replies)
- Need GOOD head job! (2 replies)
- Full Exhaust question (16 replies)
- 330 kit,who? (10 replies)
- Throtle Response (13 replies)
- 400ex front tire camber (3 replies)
- dynojet needle (0 replies)
- Anyone Have 400ex Exhaust For Sale? (2 replies)
- warn 424 for rancher (0 replies)
- what is a good chain for a 400ex (5 replies)
- what does a fuel screw do? (3 replies)
- overflows leaking a lot (7 replies)
- Lonestar sprocket hub installation (3 replies)
- 300ex starter (11 replies)
- cheap jets? (2 replies)
- trx250r oem axle parts (7 replies)
- gas STILL leaking with new float needle!!!! (6 replies)
- Anyone have a super cooler? (1 replies)
- 416 jetting ?? (2 replies)
- 400ex (5 replies)
- 400ex engine rebuild (8 replies)
- Got my WBrev box yesterday (21 replies)
- cant get a nut (3 replies)
- Need help with Hot start on a YZ hybrid (4 replies)
- oil cooler ? (6 replies)
- Db chart ? (2 replies)
- can't get chain tensioner to move!! (4 replies)
- alba 400ex exhaust (4 replies)
- Dynos in Northern Indiana? (5 replies)
- lokking for a hmf slip on for a 300ex (3 replies)
- 300ex chain adjustment?? (2 replies)
- gearing (3 replies)
- 300ex chain adjustment?? (6 replies)
- Opinions from the experienced? (3 replies)
- Exhaust question (3 replies)
- Oil leaking from head gasket? (6 replies)
- Loud ticking coming from valve train. (6 replies)
- megacycle cams (22 replies)
- Removing stock axle nut (8 replies)
- Locktight? (6 replies)
- 39 fcr (8 replies)
- which oil to use (15 replies)
- best head pipe (2 replies)
- Jetting Question (2 replies)
- 400ex compression (2 replies)
- xr 600 motor (2 replies)
- cdi (1 replies)
- Not just another exhaust ? (9 replies)
- Cammods (3 replies)
- gas leaking when i do a wheelie? (12 replies)
- where could i get a hmf slip on for cheap (11 replies)
- Damn Jetting (3 replies)
- wantin to shut off in turns (6 replies)
- Leak between cases (7 replies)
- trx 25or pipe (0 replies)
- Tourqe!!!! (8 replies)
- z400 leaking coolant (4 replies)
- Help with KFX400 (2 replies)
- are K&N jets numbered different than factory jets? (1 replies)
- Engine Builders (5 replies)
- Dumb Question (9 replies)
- Yoshimura or White Brothers????? (7 replies)
- 8 MM head cover bolts. (20 replies)
- 05 400 ex mods (6 replies)
- where to buy? (2 replies)
- 400ex oil coolers (7 replies)
- do hmf pipes have packing (2 replies)
- 300 EX exhaust (3 replies)
- looney tuned exhaust (6 replies)
- 400ex covers (1 replies)
- Backfiring with new pipe Jetting Help!!! (7 replies)
- 350x comparison (2 replies)
- Advanced timeing key for 400ex good/bad? (4 replies)
- pipe then jetted, blue smoke?? (5 replies)
- New Rebuild (0 replies)
- Head Gasket??? (1 replies)
- Any difference with the 450/451 and 479 grind???? (5 replies)
- jetting (1 replies)
- Axle bearing ? (7 replies)
- atc / trx compatibility question (1 replies)
- 400ex valve ticking (not clearance?) (3 replies)
- faster raptor (4 replies)
- 350X Conversion Vs. Mojave (14 replies)
- How screwed am I? (19 replies)
- Air screw??How mant turns?? (1 replies)
- where to get the CRF 450 kit (0 replies)
- please help me (2 replies)
- 250ex pipe (1 replies)
- 400EX Bogging Out (4 replies)
- help (5 replies)
- cant find carb rebuild kits for 400ex? (6 replies)
- Question about jets themselves, not jetting. (8 replies)
- Someone Help Please!!! (1 replies)
- where could i get a tc exhaust for a 300ex (4 replies)
- Best 4 stoke piston (6 replies)
- Top end rebuild? (3 replies)
- 300ex air box lid (5 replies)
- No spark (2 replies)
- Right Oil? QUICK!!! (7 replies)
- Hmf? (1 replies)
- 300ex ? (6 replies)
- hmf sound (30 replies)
- Income tax refund check!!! (6 replies)
- 300ex manual owners (0 replies)
- Piston ring upside-down? (6 replies)
- Stainless or ceramic coated?? (7 replies)
- jet size ? (1 replies)
- headpipe (5 replies)
- hmf and fmf header combo ? (1 replies)
- E series or HMF? (15 replies)
- Rancher ES shift problems... (8 replies)
- blowin smoke (1 replies)
- 300EX cams (1 replies)
- JE piston (1 replies)
- yoshi question (0 replies)
- FMF shorty (4 replies)
- 12.1 compression pistion (11 replies)
- problem with clutch (5 replies)
- E-series slip-on question.... (8 replies)
- power from a hmf (4 replies)
- how to get the most torque without boring the motor (14 replies)
- 400ex power!!!!! (3 replies)
- post pics of hmf exhaust (5 replies)
- you know its bad when....... (1 replies)
- Looking for a good shop in Bellevue WA area (0 replies)
- Questions about modding an old motor (7 replies)
- Spark Plug Number Significance (6 replies)
- gas pours out overflow tube when i shut off 400ex? (11 replies)
- Cutting stock exhaust? (2 replies)
- break in period (4 replies)
- which jet combonitation. (5 replies)
- So what now? (0 replies)
- Nitromethane 440EX??? (2 replies)
- lonestar question (3 replies)
- question about TC exhaust (11 replies)
- Quad Builder of the Year Contest Voting End TONIGHT (0 replies)
- quad wont idle,and sparkplug going bad (15 replies)
- 400ex bore kit... (3 replies)