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-   -   Just got a revo, its gonna be brushess!... (https://www.rc-monster.com/forum/showthread.php?t=6309)

cemetery gates 04.05.2007 11:31 PM

Just got a revo, its gonna be brushess!...
 
Well I just got a revo 2.5 from a friend with the following upgrades:

Traxxas tubes (red)
Tekno wing mount, fuel tank mount, receiver/rx pack mount
TRX 2.5 engine with resonator pipe
Center diff/ rear brake
Servos
+ much more....
...for $300! Its good to work at your LHS...

I am going to run the 2 speed with center diff powered by a Neu 1515 1y with a Quark 125b on 4s TrueRc 8k packs...

Pics:

Battery/esc plate is done
http://i125.photobucket.com/albums/p...1/IMG_1134.jpg
http://i125.photobucket.com/albums/p...1/IMG_1135.jpg

Battery mount is almost done
http://i125.photobucket.com/albums/p...1/IMG_1138.jpg
http://i125.photobucket.com/albums/p...1/IMG_1139.jpg

Almost complete! Just waiting for Mike's new motor mount, should be here Friday. Also I am using the same battery strap as glassdoctor, it works very well!
http://i125.photobucket.com/albums/p...1/IMG_1144.jpg
http://i125.photobucket.com/albums/p...1/IMG_1148.jpg
Its begging for the mount!
http://i125.photobucket.com/albums/p...1/IMG_1149.jpg
Shinny!
http://i125.photobucket.com/albums/p...1/IMG_1143.jpg
http://i125.photobucket.com/albums/p...1/IMG_1146.jpg

Bye:018: Questions/comments welcome...

GorillaMaxx360 04.05.2007 11:39 PM

nice. Mike makes a motor mount that accepts brushless motors that bolts right up to the nitro motor mount it is in the store.

cemetery gates 04.05.2007 11:44 PM

Quote:

Originally Posted by GorillaMaxx360
nice. Mike makes a motor mount that accepts brushless motors that bolts right up to the nitro motor mount it is in the store.

Yup, I said above that its probably going to be here tomorrow, meaning that I ordered one allready...

Bye:018:

squeeforever 04.05.2007 11:58 PM

Just gotta copy me, huh? :p Looks good!

jnev 04.06.2007 12:02 AM

Yes, looks great. Let us know how it runs, will you?

Have fun with it!!

zeropointbug 04.06.2007 12:11 AM

Hey, NICE truck man! Every time I see these E-Revo's, makes me want to build one too. Only if i had the money... maybe next year I will.

WWHHUUUOOOO, look at THAT center balance! I could be mistaken, but i think i even see the shock pre-load increased on the battey side! :005: Isn't that 1200 grams on one side?!?

gixxer 04.06.2007 12:12 AM

looks great. I think I am going to have to get a scrap like that too, it looks so beefy. Were did you get?

MetalMan 04.06.2007 12:38 AM

I see the old version of the Tekno wing mount :). I'm curious how it will hold up, since they have made a newer (and I'd assume better) version. Looks like a clean setup!

BP-Revo 04.06.2007 12:39 AM

Looks nice, very clean.

squeeforever 04.06.2007 01:04 AM

Metal, the newer one is probably slightly stronger, but the main thing is its adjustable.

Serum 04.06.2007 02:49 AM

Nice work!

that's one big pile of batteries she is tossing around for sure! :)

BrianG 04.06.2007 02:54 AM

Nice CG! Welcome to the "Revo Club"! :)

Serum 04.06.2007 02:58 AM

Didn't know there was a club.. Need to pay contribution?

zeropointbug 04.06.2007 03:01 AM

BrianG, I just really noticed this... what is the number in your avatar? :032:

Serum 04.06.2007 03:03 AM

10100100100001101001101011011110110111001110011011 1010001100101

BrianG 04.06.2007 03:33 AM

Quote:

Originally Posted by zeropointbug
BrianG, I just really noticed this... what is the number in your avatar? :032:

Lol. I was wondering when someone was going to ask that. OK, it's kinda geeky, but it's HEX code for "RCMonster". Just break up the string into 9 seperate two character sets. You can use Windows "charmap" application to verify.

Serum, you were sorta close - you recognized it as Hex. I was going to use binary, but since each character needs 8 bits, the string would have been too long. :)

cemetery gates 04.06.2007 07:07 AM

First off, thanks for the compliments guys!

Quote:

Originally Posted by zeropointbug
Hey, NICE truck man! Every time I see these E-Revo's, makes me want to build one too. Only if i had the money... maybe next year I will.

WWHHUUUOOOO, look at THAT center balance! I could be mistaken, but i think i even see the shock pre-load increased on the battey side! :005: Isn't that 1200 grams on one side?!?

The lipo is about 625g + the esc, on the other side there will be the motor and motor mount, plus 2 servos. It is a little off but nothing to worry about...

Quote:

Originally Posted by gixxer
looks great. I think I am going to have to get a scrap like that too, it looks so beefy. Were did you get?

I got it at Home Depot, the plate is 1/8" thick and the batt tray is 1/16" thick...

More pics later if I get the motor mount today!....

Bye:018:

gixxer 04.06.2007 12:16 PM

thanks, I snapped one of the gorilla straps today so I guess its time to check out home depot.

gixxer 04.06.2007 12:33 PM

well I checked online and they were out of the medium strap. it might be over kill :005: but I went to the large, 2 inch wide. The good thing is its only $5 for 36 inches. I should be able to do 2 cars with it.

S/X Runner 04.06.2007 02:07 PM

What is that black thing holding in your battry? Do you have a link? I am trying to find a way to hold in my battery. Also how is it working out for you?

http://i125.photobucket.com/albums/p...1/IMG_1148.jpg

gixxer 04.06.2007 04:01 PM

the strap he is using can be bought at home depot. I belief he is using the medium one. just go to homedepot.com and search for husky strap.

S/X Runner 04.06.2007 04:19 PM

is it called hangalls?

BrianG 04.06.2007 04:22 PM

Sure looks like it to me judging by the search results.

Serum 04.06.2007 04:27 PM

a search for 'husky strap' will give you a better idea than the useless search result Brian posted.. :p

BrianG 04.06.2007 04:34 PM

What are you talking about? I didn't post a search result... ;)

S/X Runner 04.06.2007 04:41 PM

Thanks guys. I think it is the hangall with the loop at the end.

cemetery gates 04.06.2007 09:43 PM

First off, the husky hangalls strap did come with a hook and extra material to attach it, I just carefully cut the uneeded material off.

Ok, I got the mount today!:017: Mike even included the nice tag on the package too!

http://i125.photobucket.com/albums/p...IMG_1156-1.jpg

ATTENTION!!!!!!!!!!!!!!!!!

MIKE'S MOTOR MOUNT WILL NOT FIT NEU FINNED CAN MOTORS WITH OUT MODIFYING IT!!!!!!!!!!!!!!!!!!!!

Just thought I'd let everyone know, heres why:

http://i125.photobucket.com/albums/p...1/IMG_1157.jpg
Because of the fins on the motor, it is to wide to line up with the mounting holes; nothing a dremel cant fix. Also the rear support doesn't really fit either, though the motor rests on the bottom of the mount so you don't really need it anyway...

Fixed it with a little help from Mr. Dremel...
http://i125.photobucket.com/albums/p...1/IMG_1161.jpg


It's complete!:

http://i125.photobucket.com/albums/p...1/IMG_1160.jpg

I ran it today, auto shifting with an electric is cool!; there is no lag at all like with a nitro, no drop in rpm's. Also what CD oil should I run? I have 120,000 ofna stuff in there now, and it just unloads the front tires like crazy and acceleration suffers because of it...

Bye:018:

GorillaMaxx360 04.06.2007 09:49 PM

very nice

entjoles 04.06.2007 09:51 PM

looks great, that mount is cool, what size spur are you running with that 18 tooth pinion?

cemetery gates 04.06.2007 10:26 PM

Quote:

Originally Posted by GorillaMaxx360
very nice

Thanks!

Quote:

Originally Posted by entjoles
looks great, that mount is cool, what size spur are you running with that 18 tooth pinion?

Thanks! I am running a 38 tooth spur, going to get a 36 tooth spur tomorrow though. The temps are great on this setup, 20min+ driving and every thing is cool, not even warm.:028:

Bye:018:

jnev 04.06.2007 10:46 PM

Thats great that the temps are so low. That means there is room for mroe speed.:027:

Anyway, looks great. The mount should be really sturdy.

cemetery gates 04.06.2007 11:38 PM

Quote:

Originally Posted by ***RC***
Thats great that the temps are so low. That means there is room for mroe speed.:027:

Anyway, looks great. The mount should be really sturdy.

Yup, I am going to a 36 tooth spur and maybe even a 20 tooth pinion. Also first gear helps out alot too. The mount is pretty sturdy, could have been thicker though. I like 8mm for motor mounts, the Revo motor mount that Mike made is about 6mm thick I think...

Bye:018:

500 posts yeah!:017: I cant believe Serum has over 8000!

squeeforever 04.06.2007 11:58 PM

I really like that motor mount. Only thing is it uses the stock motor mount, which I don't particularly care for since it ends up racing the CG if I'm not mistaken. How high is the bottom of the motor to the chassis?

RC-Monster Mike 04.07.2007 01:04 PM

Neu/540c
 
I will have Neu and Feigao 540c specific rear supports(and a slightly higher front mount) for these kits by the end of the weekend. I modified the design to raise the motor mount holes .1" to allow use of most motors typically used(Feigao 540c, Neu). The initial mount was optimized for smooth can motors.
The whole idea with this mount is that is a direct bolt on and allows use of the nitro final adjustments. I could easliy make a lower cg mount to bolt right to the chassis, but thought the nitro adjustment was a nice feature to incorporate(one or two screws that are easily accessed vs. adjusting the mount and rear support each time). With the motor any lower, it becomes a real PITA to make adjustments as well, as accessing the screws(lower screw in particular) would almost REQUIRE removing the radio tray.
The front mount and rear support are around 5mm thick - with support at the rear, I felt a thicker mount was unnecessary and would only add weight and potential pinion/set screw issues. :)

BrianG 04.07.2007 01:07 PM

I'm glad you made one that actually bolts to the motor mounts rather than the chassis. Ther chassis does have some flex, but the way the stock Nitro mount is made lends some rigidity to the whole area. Nice job Mike!

BP-Revo 04.07.2007 04:50 PM

Yea...I think the stock nitro motor mount is quite important for chassis rigidity, as it also ties in the the rear bulkheads and such.

I've been pushing my friend to build on just like this now.

The two speed should also help increase runtime. First gear would be just like a low geared machine, so it wouldn't draw too much power, but second gear would still provide that high top speed. Also lets the motor run cooler too.

BrianG 04.07.2007 07:03 PM

I got my Revo mount today in the mail and installed it. Wow, it's nice. NO flex whatsoever. With my last mount, I could push down on the back of the motor (with some force) and it would flex affecting mesh. This mount is as solid as a rock! Looks pretty too. :) Later, I plan to take some pics and post them in my long dead revo thread.

The two speed would be nice, but I honestly don't think that the little clutch arm or the single pin it engages can stand up to serious power. Not to mention you lose reverse and need a mechanical brake solution. If I was going to stick with the two speed, I would use a 9L or 10L, use the narrow ratio gearset (so there isn't a big leap between switching), and use 38/15 spur/pinion.

BP-Revo 04.07.2007 11:31 PM

I don't know...if they can stand up to 2.5-3hp Nitro engines, I'm pretty sure they can hold up to the average brushless system (not like a 2250 on 5S, but something resonable).

Plus, Robinson Racing came out with a bunch of steel gears so you can basically make the entire Revo tranny steel, including the 2 speed gear sets. They are hella expensive, but its a possibility if you really want to stick with the two speed and have it be really reliable.

BrianG 04.07.2007 11:35 PM

Yeah, but those 2.5-3hp engines don't have the instantaneous torque that BL has.

squeeforever 04.08.2007 12:13 AM

Actually, the stock mounts aren't that strong. I broke one with just a little 2.5R. Not from a bad crash or anything either, just from the power. But there just cast aluminum crap. I'll probably be looking into some of those gears along with the HD slipper plate.


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