Original Sioux Valve Guide Pilots

We keep a large inventory of Sioux Valve Guide Pilots in stock for immediate delivery. The patented design ensures a true valve seat center alignment with the valve guide for precise results. Sioux Style Valve Guide Tapered Pilots are available in our Online Store along with a variety of other Sioux Products.

In addition to Sioux Pilots, we also stock a large inventory of pilots for additional Valve Seat Grinding Kits including: Black & Decker, IDL, K.O. Lee, Kwik-Way, Neway, Snap-On and Winona Van Norman.

Sioux Style Tapered Pilots: 3/8" + .010 Top Size Tapered Pilots. Quality aftermarket design provides a taper at the upper end of the lower portion to ensure the prevention of misalignment and inaccurate grinding.

Original Sioux Expandable Pilots: 3/8" + .010 Top Size Expandable Pilots. Reduces the number of pilots needed for worn valve guides. These self centering pilots have a range of expansion from minus .002" to plus .008".