COMP Cams 1.580" Spring Seat Cutter - Cuts Guide: .630" 1950592 Centerforce recommends changing the pilot

Centerforce recommends changing the pilot bearing/bushing and release bearing during every clutch install

150 lb/in linear rate (Front)

The treatment process leaves the exterior surface shiny and supple

Degree Wheel

COMP Cams 1.580" Spring Seat Cutter - Cuts Guide: .630" 1950592 Centerforce recommends changing the pilotMost 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