02-20-2018, 06:23 PM
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#21
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Senior Member
Join Date: Dec 2011
Location: Moraga, CA
Posts: 799
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Re: Vortec head problem?
Quote:
Originally Posted by '69 Gmc
The lift limit is definitely corrected without machining with the proper pieces. I’ve studied and measured the heads I have several times. The spring kit claims .550 lift, but as stated heads vary. All of mine will pull .600 before any contact. So even .550 lift leaves a .050 cushion. My cam I intend to run is .480 valve lift with 1.5 rockers. I ordered new stainless valves today. Just gotta decide what rockers to run.
Posted via Mobile Device
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I see it now. Cool...
https://www.alexsparts.com/valve-spr...ssure-vsk4h50/
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