Our example is the Craftsman 47089 compression test kit using the 14mm long reach adapter with the Schrader valve removed. See All 14 Photos The Summit Racing cam we are using has 0.625/0.605 lift ...

[Seth] decided to find out by putting four valves on a single rim. The contenders include the aforementioned Presta, as well as Schrader, Dunlop and the young gun, Clik. Schrader and Dunlop both ...

No problems! And remember, too, that anyone with a Presta problem can simply use a 21/64th-inch drill bit to widen the valve hole in their rim to Schrader size, and their own personal post-Presta ...