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-   -   Old Atomic-Carbon proto's (http://www.oople.com/forums/showthread.php?t=100078)

OldTimer 01-05-2012 08:58 PM

Old Atomic-Carbon proto's
 
1 Attachment(s)
As people want to see more pictures of the upgraded XX4 i do a few years ago, i thought it might be nice to post various photos from the different protos i have made over the years.

Hopefully it might inspire people to have a dabble themselves and mod there own cars :thumbsup: or dream up something new.

OK 1st up is a Slim 2 which i made back in 2006, it seems this layout style is catching on again :lol:

OldTimer 01-05-2012 09:10 PM

1 Attachment(s)
And a alternative version of the Slim 2 to reduce torque steer.

Big problem with both cars was the slipper clutch had no adjustment, it was either locked up or slipping like crazy.

I did race the car at a 2wd mid west regional at Marston Palmer and it felt like a 4wd to drive, but it was very very hard to put the power down without lighting up the rear tires, due to the slipper.

OldTimer 01-05-2012 09:22 PM

3 Attachment(s)
Ok next up is my idea of a upgraded Losi XX4 the 4X from 2008

Photo 1 - this was the 1st proto using a flat CF chassis to make sure everything fits before the mould is made for the tub chassis.

Photo 2 - This is comparing the car against a 501

Photo 3 - The tubbed version of the car, i am pretty sure Simon Reeves and Brian Preddy ran the car, problem i had was it really needed some aluminium parts like the motor plate instead of plastic which flex a lot. And with a XX4 rear end and a Cat SX front end, it would be to expensive to produce a kit as you need two donor cars. But with 3mm pitch and wider belts it was better suited for brushless and lipos.

dibble34 01-05-2012 09:29 PM

Looks really good. Could you of used the xx4 front end as well? Thanks for the pics, loved my xx4 :)

James 01-05-2012 09:31 PM

Great thread, keep it up :)

OldTimer 01-05-2012 09:32 PM

Quote:

Originally Posted by dibble34 (Post 650345)
Looks really good. Could you of used the xx4 front end as well? Thanks for the pics, loved my xx4 :)

XX4 front end was well know to be very weak hence using the Cat front end which was more upto the job :thumbsup: and dimensional was very very similar to the XX4 :D

GRIFF55 01-05-2012 09:41 PM

It was super fast round Coventry right out of the car:thumbsup:
Where are the pics of the best proto ever ;-))

OldTimer 01-05-2012 10:07 PM

Quote:

Originally Posted by GRIFF55 (Post 650353)
It was super fast round Coventry right out of the car:thumbsup:
Where are the pics of the best proto ever ;-))

Which one :lol: there have been quite a few, found pretty much photos for ever proto and also some videos from testing days ! which i will try and have to get online somehow.

lcpvcce 01-05-2012 10:33 PM

Wow superb........I m lovin it photo no: 1 & 2 .....................:wub.......:thumbsup:

Jaune 02-05-2012 01:55 AM

The kinda xx-4 is just awesome!!!

rcjunky 02-05-2012 05:27 AM

in this day and age with the price of 4wd buggies, the x4 would probably sell, make some alloy parts and get a team driver to race it, see how good it does

tony12795 02-05-2012 09:39 AM

Its about time you put these pictures on oople....

What about the XXX4, CR2, S2LW, S2, S4 and S44

T

tyreman 02-05-2012 09:51 AM

Quote:

Originally Posted by OldTimer (Post 650340)
Ok next up is my idea of a upgraded Losi XX4 the 4X from 2008

Photo 1 - this was the 1st proto using a flat CF chassis to make sure everything fits before the mould is made for the tub chassis.

Photo 2 - This is comparing the car against a 501

Photo 3 - The tubbed version of the car, i am pretty sure Simon Reeves and Brian Preddy ran the car, problem i had was it really needed some aluminium parts like the motor plate instead of plastic which flex a lot. And with a XX4 rear end and a Cat SX front end, it would be to expensive to produce a kit as you need two donor cars. But with 3mm pitch and wider belts it was better suited for brushless and lipos.

When I ran the car at Eden Park it was really good, but like Jonathan said it needed 2 parts made out of alloy, as when the motor got hot the heat transfer caused the motor mount to twist and flex, as it was made from delrin.

Jaune 02-05-2012 03:12 PM

I want a 4X!!!

Bomberpilot 02-05-2012 06:15 PM

that 501 i know from somewhere
 
Hi Jonathan

still got that 501 GTO with the engine more at front...it performed really well with the old heavy mh-batteries...

Greetings from switzerland
Maurice
:thumbsup:

OldTimer 02-05-2012 06:26 PM

2 Attachment(s)
Quote:

Originally Posted by Bomberpilot (Post 650624)
Hi Jonathan

still got that 501 GTO with the engine more at front...it performed really well with the old heavy mh-batteries...

Greetings from switzerland
Maurice
:thumbsup:

Hi Maurice, yes was a interesting project, with the motor 10-12mm further forward for sure it helped with the steering.

Photo 1 is the proto and Photo 2 was the final car based on the Tamiya 501 with revised belts.

Northy 02-05-2012 06:59 PM

How about the 3 gear S2 just with the B4 gearbox turned round, and then the 4 gear one with the carbon fibre gearbox sides......:)

I have both in the garage, but not complete :(

OldTimer 02-05-2012 07:03 PM

Quote:

Originally Posted by tony12795 (Post 650475)
Its about time you put these pictures on oople....

What about the XXX4, CR2, S2LW, S2, S4 and S44

T

You have a few missing from that list as well.

Slimferno / Raptor / Slim4 / Slim4 LCG / Foofighter / CR2T / MiniCDB / 201GTO / 410Ultra. Also there are a couple of cars i cannot post details on, but i will see if i can get permission to post them here, as they are very interesting.

The biggest amount of photos are for the Slim 2 / S2 as many different proto-types were made and tested with i think four completely different gearbox's used (B4 / GT2 / Carbon fibre gearbox / Plastic gearbox) over a two year period i think.

Tom3012 02-05-2012 07:26 PM

Im guessing the CR2T was the truck version of the CR2? Saw one on ebay the other day and almost wet my pants! :wub

Supervlieg 02-05-2012 08:03 PM

I've got an CR2-T
Jonathan made this one especially for me for the Belgian GP 2010
Will make pictures tomorrow ;-)


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