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Originally Posted by icemandolmite
(Post 7198911)
what up monty
ran your motor in buggy today 11:44 on a tank tried the 9886 with 21 header that thing is a beast compared to 9901 it pulls everywhere i love that pipe , sometimes even in truggy ;) |
Originally Posted by houston
(Post 7197722)
i understand the mechanics of a clutch and how to tune the clutch to track conditions lil bror .
the interesting part is the gearing and how final rollout (gear ratio) effects the engine and its power production . the 32 pitch gears we use for 1/8th scale have a pretty broad spread from one gear to the next so it is a little harder to dial in then a 10th scale is . a lot of thought has been put in to the gear ratios on the 8th scale vehicles before they have been released to the public and is usually pretty darn good :nod: some buggys have different ring/pinion gear ratios (associated uses truggy gears) and that lets you use large clutch bells with more gears on them , good concept? seems to work fairly well ;) we are all fools ;) :rolleyes::lol: i for one would love to tap into the vast amount of friction materials that are out there and apply them to our rc vehicle clutch shoes :nod: impulse rc;) two cents worth and just a ramble :p Year, I know you are the expert. I'm not trying to say anything else :) Here is the gearings you can make on a XRAY buggy: http://farm5.static.flickr.com/4002/...8c27399a_o.jpg As you can see, the steps are really small when it comes to bell/center diff ratio. Cheers |
Originally Posted by Lille-bror
(Post 7200158)
Hi.
Year, I know you are the expert. I'm not trying to say anything else :) Here is the gearings you can make on a XRAY buggy: http://farm5.static.flickr.com/4002/...8c27399a_o.jpg As you can see, the steps are really small when it comes to bell/center diff ratio. Cheers Ya , you are able to go in small increments if you change spur and clutch bell combos but just changing clutch bell a tooth changes the gear ratio quite a bit and chenges all the characteristics of the engine :nod: Just changing the clutch bell is what most people do ;) |
Cool Monty :D
Another question: Is the 41005 shorter than a 41021 header? What about he 41001? ... Or is it just the shape that makes the difference? I would like to try a header, that is approximate 1 cm shorter than th 41021. Cheers |
Originally Posted by Lille-bror
(Post 7201993)
Cool Monty :D
Another question: Is the 41005 shorter than a 41021 header? What about he 41001? ... Or is it just the shape that makes the difference? I would like to try a header, that is approximate 1 cm shorter than th 41021. Cheers 1 cm shorter than the 41021 ? i would say try the ofna/jammin round header , i believe it is a little shorter than the 41021 . the double bend headers from short to long 41019 , 41001 , 41005 try evrything and educate yourself , this will allow you to see what works best for you ;) remember after you change pipe/header you will have to retune the engine :nod: |
How's things goin on the left coast with the mill Monty?
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Originally Posted by rceefreak
(Post 7202407)
How's things goin on the left coast with the mill Monty?
monty you got my number if you want to talk about it :) |
Hey Monty, I got an unusual problem w/ my Toro. A few races ago it went crazy rich in the middle of a race and couldn't figure out why. Had a new TKO front bearing put in and had it pinched while it was apart figured it couldn't hurt. Last week I was letting my dad run it, and during his race it did the same thing. It was so rich and happened so abruptly, I at first thought the throttle linkage was getting hung up and not opening all the way. I ended up leaning the top 2 full turns to get it to get on the pipe. It ran fine for the rest of the race, came off the track at like 210 or so, and still a little fat. Any idea what could have caused it.
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IF U RUN HB CHANGE YOUR TANK
IM NOT MONTY BUT I BET THATS THE PROBLEM |
Originally Posted by icemandolmite
(Post 7203931)
IF U RUN HB CHANGE YOUR TANK
IM NOT MONTY BUT I BET THATS THE PROBLEM |
are you guys getting over 10min of run time with the toro ? i know many things = run time.
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FILL YOUR TANK AND TURN IT UPSIDE AND SEE IF IT LEAKS FROM THE LID
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Originally Posted by Miniracer23
(Post 7203896)
Hey Monty, I got an unusual problem w/ my Toro. A few races ago it went crazy rich in the middle of a race and couldn't figure out why. Had a new TKO front bearing put in and had it pinched while it was apart figured it couldn't hurt. Last week I was letting my dad run it, and during his race it did the same thing. It was so rich and happened so abruptly, I at first thought the throttle linkage was getting hung up and not opening all the way. I ended up leaning the top 2 full turns to get it to get on the pipe. It ran fine for the rest of the race, came off the track at like 210 or so, and still a little fat. Any idea what could have caused it.
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the tuning bible has been edited with even more knowledgeable tuning tips !! check it out !!
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Originally Posted by houston
(Post 7204036)
listen to LA (icemandolmite) he runs hot bodies and has had the same thing happen to him . there is nothing in the engine that could go wrong and cause 2 full turns out of wack tune ;)
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