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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
Effective Stud Length: 1
Our Competition Series Valves feature 21-4N stainless alloy
Engine Pro Performance Stainless Valves 01-2008-150 Specifications
Engine Pro Performance Super Clean Street/Race Valve Springs 02-1005-16 Specifications
Engine Pro Performance Nitro Black Valves 01-3013-250 Effective Stud Length: 1Engine Pro Performance Nitro Black Valves 01 3013 250 Specifications Type Int Head Diameter 2. 300 Stem Diameter 11 32" Installed Height +250 Overall Length 5. 478 Tip Length . 250 Applies to: Chevrolet Big Block Description: 21 4N High Strength Stainless Alloy Swirl Polished for Improved Flow Characteristics Fully Undercut Stem Hard Wafer Tip One Piece Forging Proprietary Liquid Nitriding Process that Creates a Valve that is Smoother Stronger and