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COMP Cams
Universal fit: no vehicle restriction.
Free shipping in Canada, ships Thursday, October 1Free shipping in Canada
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/pilot, which are available for < a href="{{store url}}catalogsearch/result/?q=4730& Category_Code=">5/16"</a>, < a href="{{store url}}catalogsearch/result/?q=4732& Category_Code=">11/32"</a> and < a href="{{store url}}catalogsearch/result/?q=4734& Category_Code=">3/8"</a> valve stem sizes.