R/C Tech Forums - View Single Post - Serpent Spyder SRX-2 Mid Motor Buggy Thread
Old 03-06-2015, 02:36 PM
  #1971  
shagino
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Originally Posted by Seanp0216
Can you guys recommend me a 2s battery that works the best for this car, brand and mah rating?

also, how long of run times are you guys averaging?
Tell us more. What ESC/motor are you planning to run? What's your intended usage? Do you run it at a track? If so, racing or just driving?

Originally Posted by snuvet75
Speaking of the bulkhead, I noticed that in lots of set ups from serpent website, they use alu/brass bulkhead. Brass is for weight I got that. What about aluminum? Same reason? I don't know what the weight difference is between alu and stock plastic but I can't imagine alu is so much heavier that it gives more front traction. Or does it?
There aren't many people who use the front brass bulkhead. Even Billy Easton seems to recommend against it. I use aluminum for a few reasons.

1. A little more weight.
2. It's stronger than plastic.
3. If you want to change from 25º to either 20º or 30º, you'll need either the aluminum or brass bulkhead and the proper hinge pin mount. The plastic piece is fixed.

Here's the weight info:
Plastic bulkhead: 7.1g
Aluminum bulkhead: 14.5g
Brass bulkhead: 41.5g
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