Crusader 5.7 Liter Delco EST Tune Up KitComprehensive kit includes everything needed to tune-up Crusader 5.7L Pre Vortec engines with Delco EST distributors. For Crusader 5.7 liter 350 cu. in. Pre Vortec engines with Delco electronic ignition systems using spin-on fuel filters Everything needed for a tune-up in one convenient kit Includes 8 NGK BR6FS Pre Vortec spark plugs, plug wires, distributor cap, rotor, 22687 fuel filter, 22679 oil filter and 8 oz. StarTron gasoline additive