NOTE: This part requires additional parts in order to function properly. Please add all additional required parts to your order as needed.  These link will take you to the needed parts:
 
Iridium IX Spark Plug
Connecting Air Tube
High-Flow Oil Pump
Intake Manifold
Hurricane Racing Air Filter
Intake Manifold
Fuel Injector Adapter Kit
Throttle Body
High Flow Fuel Injector
 
Ideal engine part to complete Koso's big bore kit
Unique four-valve design increases air flow and performance
Provides more power and torque
Features a forged piston, stainless steel 24 mm intake valves and 20 mm exhaust valves