Chassis
Any IFMAR legal ISTC chassis.
Bodies
Any IFMAR approved 4dr Sedan bodyshell.
Tyres
Rubber or Foam tyres permitted.
Motors
Any IFMAR legal motor.
Batteries
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Any 6 cell pack, stick, side by side or saddle configuration, Nicad or NiMH.
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Any 2 cell Hard-cased approved 7.4 Lipo packs as listed on the ROAR website (http://www.roarracing.com/approvals/lipobattery.php).
Gearing
Unrestricted gearing.
Additional
Any hop-up from any manufacturer.