P-8.5MMNX | .375" Top Expanding Pilots

Expanding valve guide pilots have a range of up to .020" from smallest to largest dimensions. Come complete with collet and expander (replacement parts available). Specifications: Top: .375" Size: .335" (8.50mm) Range: .330" to .350" OAL: 6.500" NOTE: Do NOT use expanding pilots with multi-angle valve seat cutting systems such as the Goodson 3-D Fast Cut™. They can, however, be used for Valve Seat Grinding. WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov