Baja motorsports Extreme 150 Owner's Manual

Baja motorsports Extreme 150 Owner's Manual Manual pdf 41 page image

35SPARK PLUGYour ATV is equipped with a DR8EA (NGK) spark plug. To determine if the standardspark plug is in good condition, check the color of the plug’s center electrode insulatorafter vehicle operation. A brown color indicates that the plug is correct. A white or darkinsulator indicates that the engine may need adjustment, or another plug type may beneeded. Consult your authorized dealer or Baja Motorsports if your plug insulator is nota light brown color.CAUTIONFailing to use the proper spark plug could damage your ATV.An improper spark plug may have an incorrect fit or heat range for your engine. Thismay cause severe engine damage which may not be covered under warranty.Use only spark plug recommended for this engine. Call Baja Motorsports if youare not sure which spark plus is correct for you vehicle.CAUTIONImproper installation of the spark plug could damage your ATV.An overly tight or cross threaded spark plug will damage the aluminum threads ofthe cylinder head.Carefully turn the spark plug by hand into the threads. If the spark plug is new,tighten it with a wrench about 1⁄2 turn past finger tight. If you are reusing the oldspark plug, tighten it with a wrench about 1/8 turn past finger tight.CAUTIONDirt could damage your ATV if it entered an open spark plug hole of cylinder head.Dirt could damage engine parts that move.Cover the spark plug hole while the spark plug is out of the hole.To maintain a proper functioning spark plug, keep the plugfree of carbon. Remove carbon from the plug with a wireor pin, and adjust the gap to 0.6~0.7mm for good ignition.Use a thickness gauge to check the gap.