911 MECHANICAL CHAIN TENSIONERS (SR011)

Use these specially designed and fabricated mechanical tensioners to set cam timing, or as a bullet-proof alternative to pressure fed or hydraulic tensioners for racing. CNC machined from 6061 aluminum and anodized for protection, these will become an integral part of your tool box or race engine. Complete with tensioning bolts, locking nuts, and spacers. Comes in a set of TWO.