ATV Powertrain [Archive] - Page 131

400ex shift pattern (2 replies)
No more smoking 400ex! (0 replies)
Is the t-4 pro circuit pipe any good? (8 replies)
e-series prices (4 replies)
250ex gas! (3 replies)
chain grunge (19 replies)
keihin carb for 250r quest. (14 replies)
Pipe recommendations for this setup? (5 replies)
Dangers of pipe without rejetting (6 replies)
250x cam in 300ex (6 replies)
cam question for 250x 300ex (1 replies)
400EX wont start. Help!..please (3 replies)
!400ex exhaust shoot-out! (21 replies)
250 wont idle (6 replies)
Make a head pipe? (1 replies)
blown head gasket (3 replies)
TC RACING's number (4 replies)
header/silencer combo (10 replies)
New FMF Exhahst (12 replies)
Edlebrock Carb JUNK (10 replies)
Powroll Header? (3 replies)
New Pipe and Jetting for it. (6 replies)
i still need help :( (3 replies)
cams for a 250ex? (3 replies)
Curtis Sparks pipe???? (12 replies)
XR400 cam review (27 replies)
Big Gun Hype (5 replies)
Help with exhaust for a 300ex*sorry I put this in the wrong section* (21 replies)
jetting please help!!!!! (0 replies)
best performance with exceptable sound levels (4 replies)
What pipe 2 get for a 400ex? (6 replies)
Sorry anyother pipe question, does anyone run a DMC EXHAUST? (3 replies)
BENT Exhaust flange...Have you guy's done it? (2 replies)
A Good Cdi Box??? (8 replies)
Oil Cooler On A 300ex (7 replies)
powerbong fried my ... (14 replies)
AMP Link (12 replies)
Edelbrock Carb (8 replies)
Stock clip position on carb needle (4 replies)
250ex pipe and jetting (3 replies)
K+N Power Kit Questions (7 replies)
Please Help Question On Bearing Carriers (6 replies)
white brothers power up kit (2 replies)
white bros. e-series question (3 replies)
Pipes (2 replies)
how long to get 416 from marcums? (2 replies)
Which Sprocket (7 replies)
Why one Stock 400 has more power ? (18 replies)
Well I did it...got it from Sparks (9 replies)
Leaves In Motor! (2 replies)
TC cam (XC grind) or XR 400 ??? (18 replies)
quiet core insert fmf pipe... (5 replies)
K&N question (15 replies)
416 bore? (2 replies)
Anyone ever work a 250X engine (10 replies)
Timing Advanced Key Installation (2 replies)
White Bros E-Series, XR cam & airbox mods, what to expect???? (1 replies)
Quad not starting (5 replies)
powertrain (1 replies)
Best Deal On Xr400 Cam (3 replies)
Tachometer (23 replies)
TC cam (XC grind) or XR 400 cam?? (2 replies)
More Performance. (15 replies)
425 is the SH*%T (10 replies)
hard shifting 250ex when cold (10 replies)
Hmf Wow!!!!! (8 replies)
250ex set up? (8 replies)
AirFilter Stock/K&N (13 replies)
e brake not working (12 replies)
300ex CDI Box, hard to crank...... (7 replies)
New piston for my 300EX..... (4 replies)
is there any important mantaince tha i need to be aware of for my new pipe (16 replies)
oversized valves (3 replies)
what size sproket for 22 rear tires?????? (3 replies)
chain not tightening??????? please help (8 replies)
New Carb - OMG!!!! 400EX POWER!!!! (6 replies)
making a 416 (3 replies)
r or 400ex (6 replies)
clutch problem asap!!!!! (1 replies)
how to keep the clutch cable from melting (4 replies)
Quad is hard to push when it is in gear, yes the clutch is in. (9 replies)
Help On Clutch Kit Asap !!!! (5 replies)
t-4 help (5 replies)
Backfiring 400 (3 replies)
416 compression (8 replies)
T4 ProCircuit, only 2 questions (4 replies)
t c racing (2 replies)
E-Series cleaning (5 replies)
tc 440 (2 replies)
Top speed with 16 tooth? (4 replies)
Banshee vs. my 440 (don't flame this one guys) (37 replies)
pipe? (1 replies)
Removal of stock header..... (4 replies)
A arm bushings (1 replies)
shaving the flywheel? (1 replies)
300EX carb question (6 replies)
330cc big bore kit(everyone please read) (14 replies)
FMF Powerbomb, worth the money? (3 replies)
Needle clip question (1 replies)
DG Xccelerator (4 replies)
DG Xccelerator?? (1 replies)
why does bore engines do so much better than others (26 replies)
mods for 300ex (10 replies)
300ex chassis (5 replies)
reply (0 replies)
Pipe and k&n power kit?????? (20 replies)
Yosimura slip-on exhuast (5 replies)
interested in 440 big bore kit (1 replies)
Modifying stock header... (6 replies)
Cold Blooded 300EX, what size pilot? (6 replies)
white bros R-4 exhaust (7 replies)
Chain size (2 replies)
losing power (6 replies)
440 kit (4 replies)
good idea (3 replies)
390 fst kit? (2 replies)
flywheel shave?? (4 replies)
where can i find a aluminum air box for 300ex? (2 replies)
were to find a turbo for a 400ex (8 replies)
440 start problems (3 replies)
stock exhaust (8 replies)
Motor Work (3 replies)
Front sprocket (2 replies)
Elderbrock (4 replies)
330 kit reliable or 313? (17 replies)
WB Pro-Meg rivot problem (3 replies)
DMC or SPARKS (9 replies)
400ex carb on 300ex (9 replies)
Somethings Wrong? (12 replies)
flywheel shaving..anyone regret doing it? (13 replies)
400ex engine noise at startup (6 replies)
Kill Switch Hook-up (4 replies)
Tc cams (4 replies)
Stalling on a new 250ex (4 replies)
? for chris29 (0 replies)
Bad noise(s), please help (1 replies)
hrc cam (1 replies)
screws (1 replies)
powertrain (4 replies)
Looking For Top-end (18 replies)
Clutch Problems??? (6 replies)
making e-series a free-flow exhaust? (6 replies)
400ex engine noise (6 replies)
400ex oil level (3 replies)
Need a jump start on Re-jetting (2 replies)
Plug Color (1 replies)
T-4 exhaust fadeing! (6 replies)
What spark plug for a 2000 300ex? (2 replies)
Hetrick Pipe (3 replies)
hey should i change my grab bar ??? (1 replies)
What size main? (8 replies)
engine mods (7 replies)
416 Run in and Temps (8 replies)
Boring out Big Bore sleeves? (4 replies)
Which air box? (1 replies)
Non o-ring adds up to 5hp. (8 replies)
After mod question (4 replies)
400ex tapping when cold (loudly) (29 replies)
Faster (2 replies)
Why A Chain ? (7 replies)
Somthing odd after the bore (2 replies)
Where is the needle jet? (2 replies)
300ex LRD pipe? (7 replies)
42 Pilot jet issues (2 replies)
harden rockers (2 replies)
idle mixture screw (1 replies)
Places to order HMF pipes (4 replies)
WB s-bend vs. pro-meg? (4 replies)
white bros s bend (3 replies)
250r cylinder?? (10 replies)
Got A Real Good Idea Here! (57 replies)
Yoshimur Slip on a SUPER A+++(Holy Crap!) (11 replies)
hey guys i really need your help on this one (35 replies)
400Ex Smoking??? (6 replies)
Megamax II (3 replies)
Help Quick! Cam Chain Q (4 replies)
Nutz? (0 replies)
Have you ever broke a chain? (12 replies)
Chromed motor mounts! (19 replies)
Pipe (1 replies)
Going to a 42 pilot... (5 replies)
300ex foot reverse lever? (3 replies)
300$ (7 replies)
416EX Question (4 replies)
I like the internal disk pipes but which one? (7 replies)
Rich ??? (1 replies)
Jetting (5 replies)
Does a K&N filter work w/Pingry's airbox?? (2 replies)
300ex front sprocket (1 replies)
Tc Porting (2 replies)
416ex (3 replies)
Air Scoops (2 replies)
Xr 400 Cam? (3 replies)
Lightening Flywheel??? (11 replies)
400 ex header pipes (1 replies)
sprockets 14t vs 16v (8 replies)
Aftermarket air boxes??? (0 replies)
Help..Air filter disconnected!! (5 replies)
Dented E-Series? (6 replies)
400ex pipes (12 replies)
Shaving the Flywheel (21 replies)
High Compression (11:1) w/ Cam (7 replies)
Supertrapp IDS2 (10 replies)
Grip Removal (7 replies)
E series with 6 disk (17 replies)
FCR Carbs (6 replies)
me to (1 replies)
Carbs and kits (1 replies)
300ex is it worth getting the 330 bore kit and what else should i get (3 replies)
I have $300 for engine mods? (16 replies)
My 400 is overheating (4 replies)
HRC or copy? (5 replies)
Oil Change Problem (2 replies)
Need Help Quik! (6 replies)
Removing choke from carb?? (6 replies)
parking brake block off (6 replies)
HELP, leaking problem maybe?? (4 replies)
K&N power kit, good or bad (7 replies)
More Power (13 replies)
How many have done this to their oil tanks, very poor design??????? (26 replies)
416 or 440 (41 replies)
New Model (3 replies)
300 stock exhaust (3 replies)
liquid cooling??? (8 replies)
Curtis Sparks Timing Key? (4 replies)
Clutch ???? (4 replies)
more power (3 replies)
Decisions! (4 replies)
250x/350x pipes (4 replies)
dead miss (6 replies)
w/b disc's (1 replies)
400ex chain keep tightining up??? (5 replies)
Jardine Exhaust ?? (0 replies)
where can i find dyno charts??? (2 replies)
I have a question about the engine running rich. (2 replies)
440 Race Kit for the 400EX (6 replies)
Ring ? (2 replies)
WB e-series on a 250ex (15 replies)
Recon compared to a 250ex (3 replies)
Recon/250ex swapping (6 replies)
which pipe puts out the must power. (2 replies)
Where to find dyno charts? (1 replies)
440 Valve Questions (3 replies)
Oh no i think i am running a little to rich ??? what do you think?? (7 replies)
Blueish header pipes (3 replies)
What jetting are you all running with your full systems????? (0 replies)
416 install (5 replies)
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!HELP!!!!!!!!!!!!!! !!!!!!missouri/mid west (6 replies)
Got my 400 back! (24 replies)
Recon / 250EX (11 replies)