Piston Stop
(Adjustable)
These Proform piston stop tools are designed to stop the piston in order to find top dead center. They thread into the spark plug hole for accurate use. This stop will work in all vehicles that have a 14mm spark plug thread diameter.
Contact our Tech Support Line for further information at 928-575-2174.
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Note: Images are for illustration purposes only. Images may not represent the product listed. Please contact customer service with any questions or concerns: 1-928-505-2501.
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