ATV Powertrain [Archive] - Page 115

what it wrong i tried everything i know to try??? (4 replies)
How do I get ahold of FST??? (1 replies)
What Carb should i get for my 400ex? (14 replies)
Chain Lube Question (9 replies)
Ceramic coated header (17 replies)
Clutch disk (1 replies)
Now I'm really stumped (2 replies)
Need assistance (5 replies)
bigger piston (2 replies)
how much for a yz26 motor? (1 replies)
Napa Filters (3 replies)
350X top speed???? (5 replies)
explain (15 replies)
K&N Dyno Jet Kit (10 replies)
What is the right # for stp oil filter? (2 replies)
Do it yourself porting (6 replies)
Engine Work Help (0 replies)
No Spark (13 replies)
engine torques (2 replies)
White Brother Pro Mag? (10 replies)
o shi* (1 replies)
Changes in 300ex through the years? (9 replies)
36 back sprocket???? (11 replies)
performance question.. (1 replies)
300ex carb & jet (1 replies)
is the 400ex bigger in size than the 300ex? (5 replies)
Strange electrical problem!! (4 replies)
electrical button (7 replies)
Header Pipe Doesn't Have Welds? (9 replies)
yoshimura pipe on big bore (3 replies)
3 Cam Questions (5 replies)
What size carb (5 replies)
help with 250r (9 replies)
Sparks or Trinity for engine work??? (5 replies)
42 hrs and a smokin 400!!! (3 replies)
Exhaust (2 replies)
250x sprokets (4 replies)
K&N airfilter let dust in my motor (31 replies)
need motor work (3 replies)
polish head pipe? (16 replies)
Help... Carb Jetting question!!! (5 replies)
big bore vs. big bore (1 replies)
warrior VS 300ex.. (2 replies)
Stock-high compression, 416,or 426 on my 02 ex 400? (6 replies)
First thing I should do to my 300ex? (15 replies)
jetting and speed question (4 replies)
300ex oil filter cover (6 replies)
Hotcam without a high compression piston, anybody ? (3 replies)
esr 330 kit (4 replies)
Yoshi pipe on stock 300ex? (2 replies)
would it run good or not? (0 replies)
im gettin a new 300 should i get a pro fab bore kit or a ct big bore kit? (4 replies)
What is a good starting point for go fast goodies...?? (3 replies)
new here (6 replies)
chain, 2 master links?? (5 replies)
New 300ex Question (15 replies)
300 ex jetting for the umpteenth time (1 replies)
blue smoke (2 replies)
valve tapping loud please help! (14 replies)
ENGINE Help (8 replies)
Need info on 416 & 440 kits ASAP PLEASE (6 replies)
10.25 : piston questions (3 replies)
jetting 2002 400ex wit K&n and lid removed questions (7 replies)
Bad trouble guys real bad..... (21 replies)
300 valve timing Question (6 replies)
another cam question (0 replies)
best top end pipe (0 replies)
Oil Filter Number??? (4 replies)
Cam next ? (4 replies)
polishing a t4 (6 replies)
cobra pipe (21 replies)
sprockets (4 replies)
help 300ex motor funky please help (1 replies)
250x conversion (1 replies)
Rings On WB E-Series (2 replies)
What gas!!!!! (4 replies)
300ex top end rebuild issues (4 replies)
I need some advise about 330 kits (5 replies)
What can I do to my stock silencer? (4 replies)
Clicking....No its not the battery (32 replies)
MY 400 has no POWER! (15 replies)
Anyone looking for a Mint 89 250R (2 replies)
what happens when i up it? (3 replies)
250x (24 replies)
tripple rate shocks (0 replies)
gas leak out of carb (4 replies)
gas leaking...... (14 replies)
R4 question (1 replies)
Trx 90 Cold Natured (8 replies)
Whats the diff between White r4 & e-series. (1 replies)
A taste of things to come? (2 replies)
330 kit (1 replies)
Help!!!!!!!!!!!!!!!!!! (11 replies)
350x cdi unit (0 replies)
Valves (15 replies)
WOW, I need big help on my 300EX, please try, clutch (18 replies)
Ticking noise (8 replies)
please help (1 replies)
Lean pop on a truck??? (8 replies)
14 T =roost (0 replies)
what is that little screw??? (1 replies)
11:1 and race gas (10 replies)
TC racing (2 replies)
I bought a 300EX and need some help. (1 replies)
white brothers powerup kits (6 replies)
What is this? (13 replies)
So what does you think??? (0 replies)
Lt500 (13 replies)
dial-a-jet (6 replies)
White Bros. quiet core insert. Any Good? (8 replies)
Leo is the man! (4 replies)
What would win 250X or Kaw Mojave (3 replies)
paint (1 replies)
Timing for 300 EX (7 replies)
Whiter Bros. Rev Kit? (2 replies)
Just got finished rejeting I have a question. (4 replies)
UM Racing oversize oil tanks now available! (9 replies)
any one with a 250x (3 replies)
how does this sound (2 replies)
I got a question? (10 replies)
new deal (0 replies)
And You Thought Yours Was Fast (10 replies)
one moment of your time please (2 replies)
Sweetest sounding pipe (37 replies)
I'm officially stumped..need help. (5 replies)
front sprockets? (5 replies)
flywheel puller (2 replies)
300's headpipe (1 replies)
Front Sprocket Torque??? (3 replies)
How can I tell? (5 replies)
Street Bike Engines (34 replies)
416-426 kit vs BIg gun complete system (6 replies)
clutch lever and perch replacement (9 replies)
front sprocket (2 replies)
aahhhhh WHAT SOULD I DO (4 replies)
Clutch (14 replies)
head pipe welds? (16 replies)
Dial-A-jet (1 replies)
wb pipe (14 replies)
battery losing charge (5 replies)
300ex Jetting help (2 replies)
Not Stock! (22 replies)
back to stock exhaust. problem. (2 replies)
Motor likes to crank now that I installed 416 kit??? (9 replies)
400EX Carb on 300Ex (3 replies)
Keihin FCR39MM... 6 HP Gain? (2 replies)
Starting Trouble (4 replies)
Another Jetting Question? (2 replies)
Hydraulic Clutch Installation (9 replies)
Installing K+N! (6 replies)
wiseco 440 big bore kit.... (7 replies)
Oversize Oil Tank.... (20 replies)
Jet Kit Problems (6 replies)
twist throttle (13 replies)
Trx500r????? (1 replies)
What's the Deal (2 replies)
pleease help (7 replies)
Anyone Know? Compression Difference.. (4 replies)
what piston is best for me????? (2 replies)
Fdo (3 replies)
XR400 head gasket? (13 replies)
Big Gun Head pipe? (1 replies)
reverse custom setup (12 replies)
oil cooler (20 replies)
Which Cam? (4 replies)
Jetting for LRD (3 replies)
top speed 400ex (12 replies)
head pipe louder? (1 replies)
250EX Carb Jetting (0 replies)
Who makes airbox for 250x!!! (1 replies)
Big gun slip on vs Big gun complete system (9 replies)
CR 125 motor question (5 replies)
Powroll 250ex bore kit results (3 replies)
stock 400ex header question (6 replies)
newB here!!! ?'s on k&n outerwear (7 replies)
Valve Adjustment (17 replies)
What does everyone think about this airbox lid? (13 replies)
air box mods? (2 replies)
porting (17 replies)
hetrick 300ex pipe (1 replies)
Potential Power (5 replies)
Pipe/Oil tank/Hyd Clutch Clearance??? (0 replies)
clutch problem on a 400 (7 replies)
I need help pretty quick (4 replies)
Jetting problem? (2 replies)
need help! (3 replies)
Just installed 14th. (0 replies)
heat shield istallation for DMC??? (2 replies)
Trinity Exhaust (7 replies)
Supertrapp IDS2 Exhaust?? (4 replies)
Will This Help ?? ? ?? (4 replies)
wb cam core refund, not the normal question (3 replies)
Porting on a 4 stroke (5 replies)
got scanner working (8 replies)
400ex!!!!!!!! HELP NEED MORE SPEEEEED!!! (1 replies)
300ex hetrick racing pipe? (0 replies)
air box (5 replies)
exhaust for stock 400ex (1 replies)
what sprockets and size chain?? (3 replies)
300ex Not Starting..... (10 replies)
how much hp (5 replies)
Hotcams Stage 2 (21 replies)
jet for WB (9 replies)
PC Racing Car Vents? (0 replies)
needle adjustment (1 replies)
checking valves (1 replies)
Where can i get a big gun header (5 replies)
Questions about k&n power kit (7 replies)
Darn neutral switches...!! (1 replies)
Jetting????? (1 replies)
Quad Jerks (16 replies)
jetting......whats right? (2 replies)
new tires : razr II's or holeshot XCR's (5 replies)
alien exhaust for 400ex is it good or bad? (4 replies)
Anyone know where........ (0 replies)
big gun (21 replies)
K&N oil filters (3 replies)
Powroll Performance question (12 replies)
i have a BIG problem...HELP!!! (12 replies)
unsatisfied with my 426, what's wrong?? (2 replies)
the chain broke and cracked the engine??? (3 replies)
RK CHAIN MASTER Link Trouble! (11 replies)
14th (5 replies)
different oil cooler i found on ebay! (19 replies)
biuld one (5 replies)
strippin the screws (9 replies)
need help jetting with slip on?!?!?!?! (1 replies)
e-series jet spec's? (15 replies)
Noise in the rear, maybe bearings?? (4 replies)
tc setup? (3 replies)
making a exhaust quieter? (9 replies)
400ex question (1 replies)
Clutch Baskets? (15 replies)
machined clutch basket (9 replies)
Need help removing engine. (3 replies)
Help with 300ex jetting (8 replies)
Has anyone seen this happen before? (8 replies)
cam cuestions (4 replies)
Stupid Jetting Question??? (6 replies)
Who rides a 300 and how big are ya?? (18 replies)
My Supertrapp Broke!!!!!!!!! (3 replies)
running rich (3 replies)
How much horse will a modified rev. box give me on my 300ex (4 replies)
Does ANYONE HAVE A TURBO KIT ON THERE 400 (22 replies)
Best place to buy Hotcams? (3 replies)
who makes it (1 replies)
Banshee Sprocket (7 replies)
To port & polish or not (2 replies)
250R Clutch Upgrade to 89 Style (3 replies)
pilot jet, i need one bad (6 replies)