February 11, 2023
Description
A Kyosho Blizzard Dual-540 3gear Gearbox
Running video
https://youtu.be/3N7GOeuyNfM
Running 35turns is too fast. 65turns or 80turns is better.
I hate making instructions. I hope its enough so you’ll understand.
https://drive.google.com/drive/folders/1MovRr8tKPaHZVn-8ocJKejGNxFvuxRHY?usp=sharing
For both sides you'll need
2x Ø5mmx24mm axle
2x 11t MOD1 5mm pinions
2x 20t MOD1 5mm pinions
2x 30t MOD1 5mm pinions
6x 5x11x4 bearings
4x 5x10x4 bearings
If your motor axle is 3.175mm, you’ll need a 3.175mm to 5mm adapter.
For left side you'll need:
Left inner and outer casing
2x Thick spacers
1x Thin spacer
6x CS M3x16mm
2x SH/FH M3x16mm
1x SH/FH M3x18-30mm
2x SH/FH M3x18mm
For right side you'll need:
Left inner and outer casing
2x Thick spacers
2x Thin spacers
6x CS M3x16mm
3x SH/FH M3x16mm
2x SH/FH M3x18mm
Resources:
Gears
https://www.aliexpress.com/item/1005001858396688.html?spm=a2g0o.order_list.order_list_main.41.19981802WB7NLh
Shaft adapter
https://www.aliexpress.com/item/1005003745412191.html?spm=a2g0o.order_list.order_list_main.34.19981802WB7NLh
Axle steel
https://www.aliexpress.com/item/32427862310.html?spm=a2g0o.order_list.order_list_main.54.19981802WB7NLh
Updates:
12.02.2023 Added a center brace that you can mount between the two inner gearbox cases to stiffen the rig
File name: Blizzard-540-3gearV2-CenterBrace-v1.stl
License:
Creative Commons - Attribution - Non-Commercial - Share Alike