Comp Cams Pushrod Set, Xd-A Gm Ls 8.160In - 8.392In W/O Shims

A game-changing method for accurately setting lash or pre-load while using non-adjustable style rockers. The patent-pending system incorporates a smaller top section that slides two inches deep inside a larger bottom section. Length can then be adjusted in .004" increments with available shim kit. Featuring a 90% increase in bending stiffness, these XD-A pushrods can be adjusted from 8.160" to 8.392" and allow for the use of lightweight rockers. .004" incremental adjustment is perfect for setting pre-load or lash. See 896809-1 for a single pushrod or 896809-KIT for a complete kit with shims. LS Engines that require a 8.160-8.392 inch long pushrod