ATV Powertrain [Archive] - Page 80

simple jeting question (0 replies)
250R question (1 replies)
250r mods (5 replies)
400ex carb's? (12 replies)
e-series (0 replies)
Anyone relocate their CDI on the 250r? (1 replies)
How much have you spent on motor mods? (38 replies)
250ex Shift Lever (2 replies)
TC Racing (15 replies)
a arms?stock shocks (4 replies)
shory exhausts (6 replies)
How your electrical CDI system works. (9 replies)
mods (4 replies)
valve adjustment 400ex (4 replies)
250x and 350x mounts (7 replies)
what do I need to go 440? (16 replies)
anyone get a weird idle after a cam/piston install?? (11 replies)
300ex reverse mod (8 replies)
300 ex jetting (13 replies)
bore .80 over vs big bore kit? what do u think (0 replies)
sparks recommended jetting?? (3 replies)
WV boys think deisel fuel is OK (33 replies)
clutch question...... (1 replies)
Vortex, Dyna, or MSD? (6 replies)
Rev Kit ? (16 replies)
help! please, 250r axle on a 400ex (0 replies)
Anyone Port and Polish here??? (26 replies)
supertrap vs white brothers t4 series (5 replies)
400 ex from kuwait (1 replies)
Fuel Mixture Screw (6 replies)
Overall Dimensions of a 250R K&N? (3 replies)
air mixture screw question..... (2 replies)
any piston break in suggestions (5 replies)
250R Jetting Question (1 replies)
350x Rockers (3 replies)
Sprockets (5 replies)
building either 416 or 426 ex to race and trail ride? (2 replies)
hey silverfox (4 replies)
Jet ? (1 replies)
wave rotor vs. vented (15 replies)
CRF450 kit for 400EX (6 replies)
425EX knocking? Timing chain or Timing chain adjuster? (3 replies)
where can i find a KTM motor (18 replies)
uni filter (2 replies)
Big Bore O-ring (3 replies)
needs a rebuild (2 replies)
A good exhaust question (1 replies)
Greasing Stock Axle Carrier (2 replies)
Motor Mod Question (2 replies)
timing keys (4 replies)
What do i need to replace for my seized bike i think due to no bottom end oil?? (10 replies)
Ifi dont rejet soon will it hurt my quad? (4 replies)
Exausts (12 replies)
400ex jett size with W.B slip-on (3 replies)
400EX Extreme Mods (26 replies)
starting in gear (25 replies)
Whohas most compression on stock rod? (4 replies)
152 main jet ? (5 replies)
TRX250r pipe? (8 replies)
250ex running lean (5 replies)
bad clutch basket, what symptoms?? (6 replies)
Which rev kit(426ex) or Dana ignition (15 replies)
taking motor out out of frame (6 replies)
Filter Oil?? (5 replies)
Chain and Sprockets.. Which brand? (11 replies)
stalls on me? (1 replies)
Pipes (2 replies)
Dropping Motor Out of Frame - Help (7 replies)
airboxes (1 replies)
250R Carb upgrade (11 replies)
Pistons/CR/Squish/Deck Height/Gaskets... (6 replies)
Coil Wire (2 replies)
stroke or bore? (5 replies)
sprocket (1 replies)
what is this dirt bike (4 replies)
Compression Explanation (10 replies)
WB E-series my 2 cents (12 replies)
airbox lid off. questons (250ex) (11 replies)
Jet Kit. 2003 Honda 250EX (7 replies)
300ex vs z400 (7 replies)
Cdi Question? (0 replies)
300ex (2 replies)
trinity racing? (2 replies)
Airbox lid... (8 replies)
boring (6 replies)
clutch problems (7 replies)
trx 300 vs 400ex ahhhhhhh (11 replies)
Exhaust studs (3 replies)
McCords PowerFlow System (1 replies)
dual stock oil coolers (9 replies)
Hotcams - Need Valve Springs, etc? (2 replies)
Compression Ratings by Manufacture, Real or BS? (2 replies)
Horse Power Question-Head Pipes (2 replies)
400EX pipe? (6 replies)
Stage 2 cam suggested jetting for carb (9 replies)
Carb Link?? (1 replies)
stock 400ex carb jets (2 replies)
250ex concerns (13 replies)
Megamax/Powerbomb jets and needle? (4 replies)
HMF pipe (5 replies)
E-series Jetting (1 replies)
XR500R question (9 replies)
jetting (1 replies)
426ex and 440ex? (0 replies)
Valve Clearances for TRX90 (2 replies)
Adjust throttle till no slack? (4 replies)
Chain (5 replies)
Silencer Low end power (1 replies)
Need help with 250r khenin 36 pj carb!!!! (8 replies)
not exactly powertrain> Headlight wattage??? (11 replies)
cams? (2 replies)
XR 400 cam.. (12 replies)
Where do I get a foam prefilter?? (2 replies)
New Fuel (2 replies)
chain adjustment problems (5 replies)
anyone with a 416?? (1 replies)
Building a Motor, have a few ?'s (9 replies)
Where to get pilot jets? (8 replies)
HMF or Sparks X-6? (20 replies)
440kit or 426 which is better for me and compression 10:8 or 11:1 (3 replies)
Rev limiter (0 replies)
MRBP or HMF? (7 replies)
power loss from heat (19 replies)
best pipe for a 300ex (13 replies)
stage one or two hotcam ? (5 replies)
which 416 (11;1) is better [ross or je } ? (15 replies)
how much can i expect to pay for a 440 stroker/465 kit (10 replies)
Jetting help FCR39MM/HMF exhaust (2 replies)
jetting comparison on your 440 (15 replies)
wheelieing? (3 replies)
white brothers R4 (1 replies)
Best 330 big bore kits Cheapest? (3 replies)
vALVE ADJUSTMENT! (9 replies)
anyway of telling a 400ex has a 440 kit??? (9 replies)
Buying jets (4 replies)
250R pipes- what do you run? (13 replies)
250r motor (6 replies)
Deserttoyz Oil Cooler (19 replies)
baffle / endcap (7 replies)
xr drain plug in ex (1 replies)
104 Octane boost (12 replies)
Oil coolers... (14 replies)
300ex pipes (19 replies)
best service manual? (1 replies)
starter clutch location? (0 replies)
heavy duty head studs (12 replies)
Longer shifter - any ideas? (16 replies)
300EX Jetting? (3 replies)
***questions on installing air filter*** (11 replies)
Bigger oil cooler and tank??? (23 replies)
How many cams.....? (5 replies)
Weird sound, help! (17 replies)
Tusk? (14 replies)
Changing Clutches? (1 replies)
sparkplug problems (6 replies)
Dyno jet opinions Please!!! (10 replies)
not to impressed with my wb..... (7 replies)
I want a faster quad need ideas ?? (15 replies)
440 bore kit (0 replies)
best gearing 4 supercross? (1 replies)
425 vs. 440 (1 replies)
what is the best gearing for 100 yard drags??? (11 replies)
Spark plug wont stay tight... (6 replies)
Wut is the best pipe for a 01 warrior??? (3 replies)
300ex Carb problems? help please (2 replies)
Need Quick Answer!! Case Boring Cost (2 replies)
oil cooler (3 replies)
416,426,440 witch 1 for racing nothing else (24 replies)
new motor...how much? (4 replies)
416 jetting? (13 replies)
Higher Pitched Tick or Rattle? (6 replies)
Best Engine Builder? (57 replies)
FST cool kit (2 replies)
Shortening Exhaust (7 replies)
need to rejet? (6 replies)
tc racing (13 replies)
FCR 39,X-6 on stock motor? (4 replies)
400ex Front Sprocket (8 replies)
synthetic oil after break in? (3 replies)
Anyone got one of these? (26 replies)
Where to buy? (2 replies)
Jetting question............. (5 replies)
k&N with outerwear (2 replies)
Jet mod when in a pinch. (9 replies)
A couple LRD silencer questions... (2 replies)
answer to why 400's foul plugs (8 replies)
yz426 and 400ex? (1 replies)
Which pipe is better HMF Or WHITE Bros e-series (11 replies)
400ex will not start after pipe install (7 replies)
jetting help???? (1 replies)
Quick ??? (2 replies)
Don't get ripped off!! (15 replies)
WO!!!look at this...exhaust piece....need opinions (1 replies)
Top end gasket set.. (0 replies)
Slip-On pipe shootout for stock 400ex (10 replies)
picking a pipe (8 replies)
Quietest exhaust for a 400ex???anybody know(opinions) (9 replies)
jetting a 300 (0 replies)
cann i run a silincer with out a spark arrester in mudd? (1 replies)
Check the oil? (4 replies)
Cylinder Sleeve (1 replies)
old head pipe------new lrd slip-on (2 replies)
Jetting with dyno jets (8 replies)
Torquing the cylinder head? on 426ex> (4 replies)
400 EX/ FCR thumb throttle cable (6 replies)
lrd slip on (1 replies)
How to tell if you are overheating? (1 replies)
39mm FCR Questions (13 replies)
slip on vs full system (2 replies)
WB E-Series Pipe install, spacers? (3 replies)
Wildest 400ex? (13 replies)
K&N or UNI (41 replies)
boring (1 replies)
rebuilt blaster running bad. any help? (12 replies)
shortining pipe? (3 replies)
are ya runnin this ? (5 replies)
big bore kit (0 replies)
DG XCCELERATOR SLIP ON MUFFLER (400ex) (10 replies)
How do I setup a 300ex with a pro circuit t4 full exhaust (2 replies)
Header Pipe? (7 replies)
330 kit for the 300ex (5 replies)
how much can a 300ex cylinder be bored over? (4 replies)
I finally got my big break!!! BUT... (21 replies)
aux oil cooler works (11 replies)
Dual exhaust update (64 replies)
Cometic or Honda Gaskets (4 replies)
spark arrestors for X-6, Hetrick or GT Thunder pipes? (2 replies)
Cams...are they worth it?? (10 replies)
help me!!! (2 replies)
Quick! WB E-Series Slip on or Megamax w/powerbomb pipe? Same $$ (12 replies)
red headpipe (14 replies)
burgaurd axle carrier owners look here (5 replies)
400ex electrical problem!!! help (4 replies)
Pro Circuit or FMF (12 replies)
416 what does it take (11 replies)
blowing smoke (9 replies)
Backfireing (11 replies)
406 or 416? (14 replies)
anyone here keep up with a predator, raptor, etc (88 replies)
so little money; so much to do!!!!! (2 replies)
cam jetting. (4 replies)
starter button (3 replies)
XR650L motor in a 400EX (4 replies)
What type of pipe do YOU have! (60 replies)
gearing and shifting... (4 replies)
400 ex base gasket problems (2 replies)
400ex guy needs 300ex help (3 replies)
Camshafts (0 replies)
shop manual (4 replies)
Why don't 2-stroke pipes bolt on? (31 replies)