COMP Cams 0.560" OD Guide Valve Spring Seat Cutter 1.580" OD Valve Seat Steel/Carbide Universal Harmonic Damper 1979-1981 Chrysler Newport

1979-1981 Chrysler Newport

Ford Granada / Mustang II Hub

retaining nut

8 quart system with 6 trapdoors

640" outside diameter and

COMP Cams 0.560" OD Guide Valve Spring Seat Cutter 1.580" OD Valve Seat Steel/Carbide Universal Harmonic Damper 1979-1981 Chrysler NewportMost high performance engines today require the use of larger than stock diameter valve springs. This 1. 580" 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. This valve seat cutter allows you to enlarge the cylinder head spring pocket to 1. 580" outer diameter while reducing the