hey rex, they sell an electric starter for the savage.
http://www2.towerhobbies.com/cgi-bin...?&I=LXERF2&P=7 you will also need a rechargable battery.
http://www.hpiracing.com/kits/savage21/savage21-m.htm , thats the hpi site, the first section shows the pic of the roto start.