Spring Seat Cutter
Cuts 1.440" O.D & .630" Guide

These tools from COMP Cams will allow machining of the cylinder head to the proper size for your spring. Each cutter requires the use of an arbor/pilot, which is available in three different  izes. These arbors/pilots will also work with the valve guide cutters used for shortening the guide for a high lift cam or installing a COMP Cams® PTFE seal for oil control.

• Seat cutters available in many sizes from 1.320"-1.810" O.D.
• Valve guide cutters available to cut guide to .446", .494", .500", .530" or .625"
• Arbors/pilots available for 5/16", 11/32" and 3/8" diameters