Competition Cams 4720 1.580" Spring Seat Cutter.630" Guide

Brand	Comp Cams
Model	4720

Cuts spring seat to 1.580 inch O.D.

Cuts guide to .630 inch

Other seat cutters available in many sizes from 1.350 inch to 1.810 inch O.D.

Most high performance engines today require the use of larger-than-stock diameter valve springs. This 1.580 inch Spring Seat Cutter from COMP Cams will allow the engine builder to machine the cylinder head to the proper size for your spring. Each cutter requires the use of an arbor/pilot, which are available in three different sizes. 1.580 inch O.D. .630 inch Cuts Guide