View Full Version : ATV Powertrain
- air filter? (24 replies)
- which weight oil? (10 replies)
- hotcam (4 replies)
- fcr vs. elderbrok vs. quicksilver (4 replies)
- Which Rev Limiter (9 replies)
- Jetting again :) (1 replies)
- horse power (2 replies)
- 14 or 13 tooth sprocket (8 replies)
- can i do this? (2 replies)
- 250r stator (1 replies)
- 440 Kits (1 replies)
- New chain and sprocket size. (2 replies)
- powroll vented valve cap? (1 replies)
- chain help (2 replies)
- my new 416 is amazing!!!!! (3 replies)
- make 400ex equal to yzf 426? (1 replies)
- fcr carb performace (6 replies)
- Mix Of Gas On A 78 Yamaha Enduro 125 (2 replies)
- Starting in any gear... (6 replies)
- atc200s problems (1 replies)
- Yz450 (3 replies)
- Need Jetting Help (4 replies)
- Power Difference??????? (6 replies)
- Sputtering over whoops (0 replies)
- pipes (8 replies)
- Amsoil full synthetic? (14 replies)
- How Am I Running Rich?? Please Help (6 replies)
- Chain wont saty tight. (6 replies)
- yzf426 (1 replies)
- Jetting Recommendations (3 replies)
- Jetting Help (2 replies)
- battery help quick please!!! (8 replies)
- RM 80 Problem (0 replies)
- Quick Octain Help! (4 replies)
- Rad Valve? (1 replies)
- Kx80 pipe shorting gone bad (6 replies)
- no baffle no airbox what size jet? (6 replies)
- Buying used--What to look for?? (7 replies)
- Poping 250ex (11 replies)
- trouble starting 350x (10 replies)
- carb help please STRIPED SCREWS :( (3 replies)
- now what? (4 replies)
- turbo 400ex on Ebay (13 replies)
- JE pistons (4 replies)
- need help............... (2 replies)
- WB E Series and Dynojet, what jet do I use? (2 replies)
- where to buy smaller rear sprocket ???? (12 replies)
- a few questions (1 replies)
- Oil Filters (1 replies)
- honda oil tank fix???? (7 replies)
- My new sparks x-6??????? (4 replies)
- I need a favor... (5 replies)
- Jet question?! :( (9 replies)
- Which sprockets (1 replies)
- 1987 250x problem (1 replies)
- RPM Dominator Axle for 400ex 4sale (3 replies)
- 416 Kit (1 replies)
- Electric or not? (9 replies)
- QUICK Turn-around time 4 top end bore in New England???? (0 replies)
- where to get port and polish job done? (2 replies)
- What is the 300ex"s stock compersion? (9 replies)
- Strengthening the rocker arms? (0 replies)
- stock vs aftermarket (25 replies)
- CDI Help (1 replies)
- Wb Rev Kit (6 replies)
- 10.8:1 or 11.0:1 ? (5 replies)
- bearing carrier is making me mad (4 replies)
- crf 450 or yzf? (6 replies)
- porting and polishing (6 replies)
- Timing Chain (0 replies)
- What Size Jet? (2 replies)
- Compresion on a stock EX? (7 replies)
- Kill switch gone bad? (3 replies)
- blowing fuses (12 replies)
- MSD or DYNA? (6 replies)
- red hot pipes??? (5 replies)
- Help with modified 300ex (1 replies)
- Best Chains? Removing Links?? (7 replies)
- OMF Scoops (8 replies)
- starter (0 replies)
- jetting (2 replies)
- I Need Help!!!!! (7 replies)
- pipe is loose and wont tighten (2 replies)
- pilot jet help (5 replies)
- Fire roads (5 replies)
- Master link for 400ex chain (4 replies)
- Does anybody know the DB level of a R4 exhaust? (7 replies)
- Valve Ajustment (3 replies)
- chain sprocket help! (11 replies)
- how to chop exhaust (4 replies)
- Need Help, Clutch Probs (0 replies)
- Boring the factory carburator (20 replies)
- can't keep oil in 400ex (13 replies)
- Port Work!!!! (6 replies)
- Valve Clicking?? (2 replies)
- edelbrock vs. fcr (13 replies)
- Least Exspencive::Most Power?? (1 replies)
- Lectron Carb help.. (4 replies)
- Rejetting on a 250x (2 replies)
- FMF Hi-flow header? (4 replies)
- 37.5mm carburator (0 replies)
- Dipstick with a temp guage ? (8 replies)
- I smell gas! (3 replies)
- vented valve caps (3 replies)
- CLutch??? (4 replies)
- juetting 400 ex (0 replies)
- please help me out (2 replies)
- Pilot jet 42 ... (6 replies)
- difference? 416 or 426 (1 replies)
- 265 mm dimensions (3 replies)
- piston ? (3 replies)
- Who makes the best alum. airbox w/ lid? (25 replies)
- Where to buy aluminum 250R radiator (18 replies)
- Cam Installation (3 replies)
- Whats Best Drop In Cam For A 416? (15 replies)
- Carbs? (14 replies)
- 300ex Power?? (33 replies)
- Best aftermarket Head pipe? (11 replies)
- What do they mean by 28 Horse Power? (9 replies)
- e-seriers problems (6 replies)
- Aluminum Air Box, 300ex....where/who? (2 replies)
- Do shfters like the one by pro design really help? (12 replies)
- Jetting Questions (2 replies)
- Boost Bottles (2 replies)
- jettung help!! (2 replies)
- new gearing for 416... (13 replies)
- runs worse on dynojet? (6 replies)
- curious about HP (10 replies)
- 300ex jetting (3 replies)
- Post pics of LRD AND SPARKS Pipes please (16 replies)
- What kind of pipe should i buy for a Blaster? (11 replies)
- jetting (0 replies)
- whats wrong???????????? (3 replies)
- exhaust question (2 replies)
- pipes? (3 replies)
- National 416 kit (1 replies)
- simple hot cam question (1 replies)
- talked to an engine builder (2 replies)
- Sparks 8 plate clutch... (12 replies)
- Good Setup?! (4 replies)
- Whats more?or better? (1 replies)
- 440 messed up (6 replies)
- What carb for my 440 (5 replies)
- top end rebuild (3 replies)
- motor mount (1 replies)
- engine noise (5 replies)
- Cam only??? (7 replies)
- I hate to ask this question, but.... (3 replies)
- strange motor moices???? (4 replies)
- Project bike (2 replies)
- Exhaust home made silencer?? (4 replies)
- 250r counter balancer (1 replies)
- DuraBlue Vs. Lonestar or others (17 replies)
- 400ex exhaust (3 replies)
- SWEEET!!!! $300 for a RPM Dominator Axle!!! (5 replies)
- 426ex help (17 replies)
- which pipe will give me more top end (4 replies)
- My 400EX has had starting problems for far too long PLEASE HELP ME GUYS!!!!! (8 replies)
- Anyone running a TerryCable or Moose billet throttle assy.? (0 replies)
- carb problem? (11 replies)
- squeaky rear housing seal (2 replies)
- Compression ratios (5 replies)
- Axle carrier? (0 replies)
- Cams And Carbs (3 replies)
- Dial a Jet (1 replies)
- 440 ex race exhaust (8 replies)
- Motor swap (0 replies)
- Best slip on for a 250EX? (6 replies)
- TC Pipe (1 replies)
- hehe poor man's prefilter (13 replies)
- Lrd,sparks,hetrick,ct Racing, Baldwin!!! (1 replies)
- loud ticking noise when i start it (2 replies)
- 250EX w/manual clutch! (5 replies)
- Clutch Problem (13 replies)
- how fast is the crf450 motors????? (113 replies)
- how much will this cost? (3 replies)
- 400ex Need O-Ring for carb, help!!! (2 replies)
- paint saver (2 replies)
- new axel (2 replies)
- Removing Snorkel ? (2 replies)
- T-4 Airbox (6 replies)
- Sparks 416 (3 replies)
- Cdi (2 replies)
- right sidecase?!?!?!?!?1 (3 replies)
- 400 won't recognize nuetral (4 replies)
- I want what everybody wants.... (21 replies)
- 416 kit (8 replies)
- Dial-a-jet Installed... (5 replies)
- Please (2 replies)
- CRF In a 250r or 400ex frame ??? (6 replies)
- servicehonda.com...... (23 replies)
- K&N power kit (3 replies)
- Hot Dam*it (8 replies)
- Durable x-33 hub wobble fix (0 replies)
- What do you recommend 440 or 416 (20 replies)
- oil cooler? (1 replies)
- advice please (1 replies)
- Has this happend to any one elses??? (5 replies)
- 400 ex pipe (1 replies)
- Which fuel mixture should i use for a high performance engine? (2 replies)
- Elderbrock carb (6 replies)
- throttle response (3 replies)
- Overfilling an oil tank? (24 replies)
- Cam Question (4 replies)
- Dial-a-jet (1 replies)
- if i bought a Stoker crank and out it in a stock motor, would that hurt anything? (5 replies)
- Why dont they make aluminum airboxes for a 300ex?? (19 replies)
- How to change jets.. (1 replies)
- Lots of Sprocket Questions! HELP! (10 replies)
- FOUR STROKE TECH, and other help. (3 replies)
- lonestar carrier (2 replies)
- Carb Jetting and Cams (2 replies)
- Web Cam All Around or Hot cam Stage 1? (3 replies)
- Curtis sparks (2 replies)
- R jetting troble (7 replies)
- Ooops, what should i do? (8 replies)
- 300 Big Bore Kit (2 replies)
- big troubles (5 replies)
- CT slip on (1 replies)
- need help non ex (1 replies)
- Scorpion-exhausts (10 replies)
- Rock solid 250r clutch setup (4 replies)
- i need a 250r (0 replies)
- the best exhaust for a 300ex?? (23 replies)
- Keihn Carb question (4 replies)
- Hot cams customer service (23 replies)
- Man---o---man (6 replies)
- Experienced 440 builders/need help fast (3 replies)
- What do i do?? (16 replies)
- Help?????????? (1 replies)
- 300ex setup (3 replies)
- T-4 Or Ct ???? HELP (9 replies)
- w/b exhaust (1 replies)
- Hesitating to start?? (5 replies)
- oversize head studs?? needed or not?? (8 replies)
- flexsteel head gaskets?? (21 replies)
- Trinity 4 Pred !?! (1 replies)
- axle carrier (3 replies)
- 400 needs help....plz look!!! (1 replies)
- 300ex rev box? (3 replies)
- LRD CDI for an R?? (9 replies)
- complicated 330ex question (4 replies)
- exhaust gasket? (1 replies)
- Duncan Racing Fat Boy 4 pipe for 400ex? (9 replies)
- Taper-boring a carb??? (15 replies)
- nos.....boost, etc... (2 replies)
- X Ring Chain Worth The CA$H? (20 replies)
- Polishing the inside of your carb (5 replies)
- What Do Ya Think? (8 replies)
- Carb help!!! (2 replies)
Powered by vBulletin® Version 4.2.1 Copyright © 2025 vBulletin Solutions, Inc. All rights reserved.