Stud Boss Cutter w/ Arbor
Stud Boss Cutter with Pilot
When using screw-in Studs on a factory cylinder head it is necessary to machine down the Stud boss equal to the thickness of the new Stud's jam nut plus the guide plate thickness. The Stud Boss Cutter from COMP Cams comes with a universal arbor that also acts as a pilot/guide and fits into the original Stud hole.
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
