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L19 is a very high strength material compared to 8740 and ARP2000 and is capable of delivering clamp loads in the 230
Valve Spring Cups 03-2001-16 Specifications
Our springs are inspected during the manufacturing process to ensure consistent dimensions and overall quality
Engine Pro Performance Steel Valve Spring Retainers 03-1012-16 Specifications
Engine Pro Performance H-Beam Connecting Rods 10-1209-8 Specifications
Engine Pro Performance O.D. Valve Spring Cups 03-2005-16 L19 is a very highEngine Pro Performance O. D. Valve Spring Cups 03 2005 16 Specifications Spring O. D.: 1. 660 Cup O. D.: 1. 740 Cup I. D.: . 635 Shoulder Height: . 140 Thickness: . 062 Applies to: N A Description: Our O. D. spring cups are manufactured from 4140 steel case hardened to a minimum of . 010" ensuring proper spring location and long life even under extreme spring pressure conditions in today's high performance engines. Heat Treated CNC Machined Black