Allows you to dial in your cam timing perfectly. A must have when changing cams. In fact, we typically find with OEM hardware cams are out of time which robs performance. The only way to get the timing correct is with these!

Outer cog is Fiat OEM modified to accept aluminum centers with stainless hardware.

Typically we do not have any pulleys in stock because they require customer supplied cores to manufacture. Please see our blog post on cam pulley cores for a description of the pulleys we can make adjustable.