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The OEMTOOLS Rock Stoppers are ideal for use on GM and Ford vehicles. They eliminate the squirting of oil by deflecting the flow from the rocker arm to the valve chamber. The Rock Stoppers come in a set of 16 so that both banks of valves may be simultaneously adjusted.Warning: This product can expose you to chemicals which are known to the State of California to cause cancer or reproductive defects. For more information, go to www.P65WARNINGs.ca.gov^
