Description
Spring Seat Cutter for GM Vortec – 1.320″ Spring Seat O.D. .630″ Guide O.D.Cuts cylinder head spring seats to 1.320″ diameter / Cuts to .630″ inner diameter. For installing larger springs and hardened spring seats on GM Vortec heads. Requires the use of an arbor/pilotwhich are available for 5/16″11/32″ and 3/8″ valve stem sizes.





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