30.5 cc Power Boost Vortex™
 Engine
Provides Reliable Power
•  Top-mounted Air Filter is Positioned
Away from Dirt and Debris for
Better Filtration
•  i-30™
 Technology Reduces Starting
Effort by 30%
•  Dual-Post Chain Brake Handle for
Increased Durability
•  Automatic Oiler Delivers
Optimum Lubrication

The CS-310, in a bold new color, features a 30.5 cc Power Boost Vortex™
 engine for reliable
power, a top-mounted air filter positioned away from dirt and debris for better filtration,
ECHO-exclusive i-30™
 technology to reduce starting effort by 30%, a dual-post chain brake
for increased durability, and the automatic oiler delivers optimum lubrication.