Rear Tine Rototiller - CRT - Electric Start - Viper Engine - Amazing power meets comfort and control with the Earthquake 6040E. You’ll glide through sod with ease with this electric starting rear tine rototiller, which features counter rotating tines (CRT). CRT technology pulls forward against the counter rotating tines providing the strength to loosen uncultivated soil. The 6040E is driven with our exclusive Viper Engine, bringing a proven record of speed, power and performance to your every tilling need. Don’t make your body take the punishment of tearing up rough sod—let the 6040E do it for you.