Download Harley Davidson Chrome Billet Lifter-Cover Kit Removal And Installation Manual – Installation with Stock Pushrods Refer to the service manual for your motorcycle model. Installation with Adjustable Pushrods Lifter-Cover Removal Installing or removing the pushrods with the valve train loaded can result in engine damage. On the cylinder being serviced, always set the lifters to the base circle on the cam before servicing pushrods, lifters, rocker arms, and valves. 1. Set the lifters of the rear cylinder to their lowest point, or base circle, on the cam. Refer to Setting the Lifters to the Base Circle in this instruction sheet. 2. See Figure 1. Insert a screwdriver into the slot on the side of the spring-cap retainer on the pushrod cover. 3. Press the spring-cap and retainer down while pulling outward to remove the spring-cap retainer. 4. See Figure 2. Lift the lower pushrod cover to reveal the lower third of the pushrod.