COMP Cams 5/16 Arbor (For Cutters) - 4730CPG

5/16" Arbor/Pilot for Spring Seat and Guide Cutters

This arbor is designed to center a spring seat or valve guide cutter in applications with a 5/16" valve.

This Arbor/Pilot is required for use with COMP Spring Seat Cutters and Valve Guide Cutters. They will 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.

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 sizes. These arbors/pilots will

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 sizes. These arbors/pilots will

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