CLAMP NUT fit Yamaha Outboard Lower Casing Drive 90HP 100HP 115HP 130hp 688-45384-02 01 00 Aftermarket part: Brand YAMADURA Made in Taiwan (NOT CHINA), high quality definitely assured! Fit Yamaha Outboard Part Number: 688-45384-00-00, 688-45384-01/02-00 (check OEM part number before purchase!!!) Fit Yamaha Outboard Models: some 90HP, 100HP, 115HP, 130HP (2 stroke) CLAMP NUT, LOWER CASING DRIVE