COMP Cams 1.680" Spring Seat Cutter - Cuts Guide: .630" PD130K 1958-1973 Oldsmobile 98

1958-1973 Oldsmobile 98

Double Layer Nomex Knit Construction

Punch may be placed in a vise or handheld and impact gun driven using a 3/4" socket

The added stability and weight-distribution provided by air springs allow you to tow and haul safely

COMP Cams 1.680" Spring Seat Cutter - Cuts Guide: .630" PD130K 1958-1973 Oldsmobile 98Most high performance engines today require the use of larger than stock diameter valve springs. This 1. 680" 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. 680" outer diameter while reducing the