Some of our most requested tools lately has been specialty tools for aligning cams and cranks for timing chain alignment. In the past changing a timing chain or timing belt only required basic tools to get the job done. The camshaft and crankshaft sprockets only went on one way due to the design that used a key-way which only allowed the pulley to go on one way. Alignment marks for the cam and crank were aligned per directions from the service manual. Now many engines have no key-way and the pulleys are pressed on. Since the key-way is not used in increasing number of vehicles, specialty automotive tools are required to properly Align the cam and crank.

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