Engine › CYLINDER DOWELS EVO PKG. 4 EVO BIG TWIN 84-99/XL 86-14 CYLINDER DOWELS EVO PKG. 4 EVO BIG TWIN 84-99/XL 86-14 $0.00 Cylinder alignment dowels are machined from steel and receive a black oxide surface treatmentOEM Cylinder Alignment Dowels are often galled and distorted when removed during a top end jobQuick, clean, easy, and accurate reassembly Quantity: Purchase Added! Cylinder alignment dowels are machined from steel and receive a black oxide surface treatmentOEM Cylinder Alignment Dowels are often galled and distorted when removed during a top end jobQuick, clean, easy, and accurate reassembly