Super Lock Chromemoly Steel Retainers for 3/8" Valve Stem CO744-16 Product:7° Lock Angle, 1.437" - 1.500" Valve Spring Dia, It features three stages of

It features three stages of boost pressure to create your own personal settings

125" (measured like wheel bolt pattern)

but COMP cams titanium retainers will not deform

Gilmer Drive Water Pump Pulley - Silver FinishSuit Ford Windsor & Cleveland

Resulting in faster spool up of the turbocharger and thus less turbo lag and a more linear power curve

Super Lock Chromemoly Steel Retainers for 3/8" Valve Stem CO744-16 Product:7° Lock Angle, 1.437" - 1.500" Valve Spring Dia, It features three stages ofSuper Lock Chromemoly Steel Retainers for 3 8" Valve Stem 744 16 CO744 16 7 Lock Angle, 1. 437" 1. 500" Valve Spring Dia, STEEL RETAINERS, 7 DEG, 3 8" ID outer 1. 400" ID outer 1. 060" ID inner . 690"