Engine Pro Performance I.D. Valve Spring Locators 03-3009-16 Application: Big Block

Application: Big Block

Closed Load: 150

Open Load: 598

Closed Load: 109

Push Rod Diameter: 3/8"

Engine Pro Performance I.D. Valve Spring Locators 03-3009-16 Application: Big BlockEngine Pro Performance I. D. Valve Spring Locators 03 3009 16 Specifications Spring O. D.: 1. 660 Locator O. D.: 1. 660 Locator I. D.: . 570 Cup Thickness: . 062 Shoulder Height: . 140 Shoulder Diameter: . 630 Applies to: 1. 550 Description: Our I. D. spring locators are manufactured from 8620 material and case hardened to a minimum of . 010". Close tolerances are maintained to ensure proper spring location and long life even under extreme spring