BOMBER CUP in HOT LAP Gifu Hirosaka Masami BD-9 setting memo
"Focus Point Part 1: Raise the turnability (bend)"
"Focus Point Part 2: Reducing High Side"
"Focus point 3: Do not lose balance before and after driving"
* Rear toe-in is 0 degree (R. suspension mount: B & B, suspension Mount Bush: # 5 - in & # 5 in)
* The rear wheel hub is 5 mm wide (kit standard product), 0.5 mm. Add spacer (part number: ZS - 011 TSB) and set it to 5.5 mm
* Front wheel hub is 3.5mm width (product number: B8-011NB)
- Load the weight on the front part (the high side is reduced).
Each weight is 10 g in each of the left and right fixed positions, and 10 to 15 g in the front side.
However, if you make it too heavy, the speed will be slow.
* Lightly finish the total weight (because the rule has no weight regulation). In the end it runs at 1305 g.
* Interval between hole positions of servo horn: 19 mm.
Aluminum made 23 mm clamp servo horn Use the lower hole of the horn. (Product number: (product number: (product number: (product number: (product number: (product number:
* The screws on the chassis made heavier on the front side and made the rear part lighter
* Teflon tape is used on the bottom of the chassis. Recommended item: No. 903 UL manufactured by Nitto Denko Corporation
* The lower position of the cam for the pulley
* Machine cut type made of resin (product number: B9 - BTCB)
* The pivot ball inside the I arm uses a short neck type, I Set the angle inside the arm lower (product number: B8 - 206 HSH)
* Upper deck is thin type 1.65mm thick type (product number: B9-00319T)
* Turnbuckle made of aluminum (standard kit)
* Belt is a front and rear low friction type (product number: BD-513LB & BD-189 LB)
* Gear differential oil is # 20000 (product number: CS-20000).
Hardening improves acceleration. However, if it is too hard, the turning property is dull
To come.
* Reduce the amount of rebounding at the front and increase the rear area.
* Reduce the size of the wing, without side dams
* Cover the side of the front tire with instant adhesive
- Foil is excellent in turnover Aero dish (TW - 2512 - 2)
Use the above is the content of the race on February 24, 2019 (Sunday).
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