1 pack will do as long as there is enough time between heats to charge, but 2 would be better.
2 is all I ever had since lipos were first brought into RC racing.
I remeber the days of have 5-6 packs of nimhs so you had 1 per race. Loving the Lipos, so much easier.
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MJW Racing
Schumacher K1 AERO - Speed Passion 7.5 - Speed Passion Reventon Pro V1.1
Schumacher KF - Speed Passion 8.5 - Speed Passion Renventon Pro V1.1
Carisma GTB - Carisma 4500KV - Ezrun 60a
Spektrum DX4S
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