Bolt Kit for Gear Reduction StartersBolt kit that will fit 30470 starters. Includes 2 long mounting bolts, 3\/8”-16 N.C. threads. This kit will also fit all Delco gear reduction starters with staggered bolt mounting patterns. *Will NOT FIT metric engines or 10MT starters.Replaces:SIERRA 18-5913*ARCO Assurance 12-month part and labor warranty protectionThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.