Among those acts presumed to constitute tampering are the acts listed below:
Do not tamper with the original emission related parts:
•
Carburetor or DFI system, and their internal parts
•
Spark Plug
•
Magneto or electronic ignition system
•
Fuel filter element
•
Air cleaner elements
•
Crankcase
•
Cylinder heads
•
Breather chamber and internal parts
•
Intake pipe and tube
•
Muffler or any internal portion of the muffler