|Case-Hardened Steel Timing Chain
||Case-hardened steel timing chain allows for precision timing and maximum durability.
|Chain-driven Overhead Cam
||Chain-driven overhead cam design offers superior power and performance with an automatic decompression system to reduce the required pulling force by 30 to 40% and ensure starting on the first pull. EX engines start instantly – even at temperatures as cold as -10°C – without any perceptible kickback.
|Dual Ball Bearing Crankshaft Support
||Dual ball bearing crankshaft support offers maximum stability under demanding loads.
|Heavy-Duty Piston Rings and a Cast-Iron Cylinder Liner
||Heavy-duty piston rings coupled with a cast-iron cylinder liner resist wear and ensure a long engine life.
|Optimized-Capacity Rigid Muffler
||Optimized-capacity rigid muffler and 33 percent fewer moving valve train parts than OHV designs, reduce mechanical noise levels a full 2 decibels below competitive models.
|Pent Roof Combustion Chamber
||Pent roof combustion chamber enables optimum intake and exhaust valve placement for maximum engine performance and efficiency.
|50 State Tier 3 Emissions
||Clean running, low emission engine.