COMP Cams · New
COMP Cams Cutter For Stud Boss
MPN 4729 · Store SKU cca4729
Supplier stock checked 11/7/2026, 5:03:58 PM UTC. Adding a part does not reserve it.
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Product details
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. Stud Boss Cutter with Pilot Stud Boss Cutter w/ Arbor
Manufacturer fitment & guides
Check 4729 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y