Genuine Mercruiser 10-97934A1 Rear Mount Bolt Kit
Sterndrive rear engine mount bolt kit 97934A1 is for Mercruiser R, MR, Alpha One, Alpha One Gen II and Bravo drives. Goes through 865329A02 and 8M0103028 rubber mount. (included 863332 .500-20 nut is aluminium).
Replaces - 21810, 18-2141