Valve adjuster (eccentric), on rocker arm Replacement When going through a head we replacement all hardware, including eccentrics. These are standard size OEM eccentrics. DO NOT buy for a camshaft that has been reground. M10: order 8 eccentrics for full set. M20/M30: order 12 eccentrics for full set. Price: $5.19   Quantity to Add:   CONTACT US AT BMWSALES@2002AD.COM 1-800-4-2002AD 909-629-1955 outside of the USA COPYRIGHT © 2002 AD, ALL RIGHTS RESERVED.