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Kyosho Ultima RB6 & RB6.6 Car Thread

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Kyosho Ultima RB6 & RB6.6 Car Thread

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Old 12-21-2016, 08:46 AM   -   Wikipost
R/C Tech ForumsThread Wiki: Kyosho Ultima RB6 & RB6.6 Car Thread
Please read: This is a community-maintained wiki post containing the most important information from this thread. You may edit the Wiki once you have been a member for 90 days and have made 90 posts.
 
Last edit by: tobamiester
RB6.6 Kyosho America Product Page: http://www.kyoshoamerica.com/ULTIMA-...T_p_24505.html

RB6.6 Manual http://www.kyosho.com/jpn/support/in...A_RB6_6_IM.pdf

RB6.6 Kyosho Youtube https://www.youtube.com/watch?v=vW_sR667utY

MSRP $639 MAP $399.99

-------------------------------
New RB6.6 parts (compared exploded views, prices and links are Kyosho America):

Chassis:
  1. Main chassis - UM731 - $125.99
  2. Side guards - UM732 - $9.99

Battery Holder:
  1. Battery plate - UM733 - $8.99
  2. Battery foam - UM741 - $7.99

Rear Bulkheads:
  1. MM3 and Laydown - UM740 - $9.99
    • MM3 bulkhead
    • Laydown bulkhead
    • Swaybar Holders

3 Gear Transmission (MM and RM):
  1. Transmission - UM734 - $10.99
    • transmission cases
    • spacers
    • caps
    • plastic FR & RR suspension hangers

  2. Gear Cover - UM735 - $6.99

Laydown Transmission (3 and 4 gear possible):
  1. Transmission - UM736 - $10.99
    • transmission cases
    • spacers
    • caps
    • required extra hardware
    • pastic FR suspension hanger

  2. 40T idler - UM737 - $6.99
  3. Motor plate - UM738 - $18.99
  4. Gear cover - UM739 - $6.99

Body:
  1. Blade body - UMB05 - $27.99

Optional Parts:
  1. Lightweigt Blade body - UMB05LW - $31.99
  2. Aluminum FR suspension hanger - UMW705B - $28.99 (may be able to file UMW705 to fit)
  3. Brass FR suspension hanger - UMW725B - $30.99 (looks more different than UMW725..someone confirm?)

Typical Upgrades for new RB6.6 Buyers

UMW701 Aluminum Steering Plate (RB6)
UMW702 Aluminum Crank Arm (RB6)
UMW704-0 V2 Aluminum Rear Hub Set(0°/RB6)
UMW705B Aluminum Rear Sus. Holder (RF/RB6.6) or brass UMW725B
UMW707 Aluminum Rear Sus. Holder (RR-Mid)

Nice to have:

UMW723 Aluminum Front Sus Block (Type B/10g/RB6/RT6/SC6).


Aftermarket Parts:

Front Wing: https://www.prolineracing.com/perfor...mount-alum-rb6

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Old 05-13-2013, 07:56 AM
  #6766  
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Thread has been dead what gives?
Last edited by Gitsum; 05-13-2013 at 11:34 AM.
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Old 05-13-2013, 11:36 AM
  #6767  
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Bump for freshness!
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Old 05-13-2013, 11:47 AM
  #6768  
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Was too nice a weekend to be on here. Lol
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Old 05-13-2013, 11:52 AM
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Ok how about this...
I need more stabity in the sweeper, it gets a little bit squirley mid corner, an wants to go into the wall. What do you guys suggest.?
When I was in midmotor configuration I could hold throttle all the way through and rail it.
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Old 05-13-2013, 11:53 AM
  #6770  
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Did Mojo Tom just say ZX6?
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Old 05-13-2013, 01:00 PM
  #6771  
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Originally Posted by ryanpatrickgore
Ok how about this...
I need more stabity in the sweeper, it gets a little bit squirley mid corner, an wants to go into the wall. What do you guys suggest.?
When I was in midmotor configuration I could hold throttle all the way through and rail it.
With out any other info I would say a less aggressive front tire.
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Old 05-13-2013, 01:19 PM
  #6772  
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Originally Posted by ryanpatrickgore
Ok how about this...
I need more stabity in the sweeper, it gets a little bit squirley mid corner, an wants to go into the wall. What do you guys suggest.?
When I was in midmotor configuration I could hold throttle all the way through and rail it.
I too would point to a tire or insert issue. At btown, I eat up all other cars in the sweeper. If your car is rolling too much, you might be generating too much traction, but that would give you a traction roll...
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Old 05-13-2013, 01:51 PM
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I have been running a buddies mostly stock (i added alum sus hangers) RB6 and am really impressed with the out of the box performance and durability. Currently have fast lap record at the local track and qualified right behind AE factory driver chris jarosz at our big race here.
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Old 05-13-2013, 02:42 PM
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Originally Posted by Jack Smash
I have been running a buddies mostly stock (i added alum sus hangers) RB6 and am really impressed with the out of the box performance and durability. Currently have fast lap record at the local track and qualified right behind AE factory driver chris jarosz at our big race here.

Narrow rear huh?
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Old 05-13-2013, 02:47 PM
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Originally Posted by Jack Smash
I have been running a buddies mostly stock (i added alum sus hangers) RB6 and am really impressed with the out of the box performance and durability. Currently have fast lap record at the local track and qualified right behind AE factory driver chris jarosz at our big race here.
Originally Posted by jackcarter3
Narrow rear huh?
Oh god, here we go with the all the Jack fest.
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Old 05-13-2013, 02:48 PM
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Originally Posted by fullsyzz
Oh god, here we go with the all the Jack fest.

Shut up sy.
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Old 05-13-2013, 02:50 PM
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Originally Posted by jackcarter3
Shut up sy.
No cookies for you.
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Old 05-13-2013, 02:54 PM
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Originally Posted by fullsyzz
No cookies for you.

Well we will have to see about that. How about Rice Krispie treats?
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Old 05-13-2013, 03:05 PM
  #6779  
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Rice Krispie treats are gluten free!

Yes, narrow rear. But dont ask me what shock oil is in the car because I have no idea.
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Old 05-13-2013, 03:25 PM
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Originally Posted by Posvar
Did Mojo Tom just say ZX6?
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