Tappet Black/Oil Pump Alignment Screws For Harley Shovelhead Evolution Big Twin Part # RCP97403 These are used to align the Tappet Blocks, Lifters also can center the oil pump on the Twin Cams 1999-Newer We always strive to give the best description & provide you with the best customer service. If an item needs to be returned, please call us first as many issues can be rectified with a phone call. If it is necessary to return the item, the buyer must first receive an RA number from Rivercity Cycle Parts. All items to be returned must be in new condition and uninstalled. Any item returned is subject to restocking fees and must be returned/shipped at the buyers expense. All Missouri residents will be charged a sales tax of 9.68% Rivercity Cycle PartsSt. Louis, MO Be sure to add me to your FAVORITES listWe will be adding more parts daily.Our inventory is always growing, so if you don't see it listed here, give us a call. WARNING: Serious injury, death, and property damage can result from the improper use, control, alteration, or maintenance of motorcycles. The dealer and dealers’ customers must exercise good judgment in the use, control, alteration, part selection and installation, and maintenance, of motorcycles. Rivercity Cycle Parts has no control over the judgment of others and assumes no responsibility or liability of any nature for the failure of others to use good judgment.