COMP Cams 1.810" Valve Spring Cutter HYPLXSM11M61FIA 5" metric caliper brackets and

5" metric caliper brackets and stock type axles

1972-1972 GMC K25/K2500 Suburban

1966-1966 American Motors Rogue

Mechanical Secondary

COMP Cams 1.810" Valve Spring Cutter HYPLXSM11M61FIA 5" metric caliper brackets andMost high performance engines today require the use of larger than stock diameter valve springs. This 1. 810" Spring Cup 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. This valve seat cutter allows you to enlarge the cylinder head spring pocket to 1. 810" outer diameter while reducing the