SOLD EACH THESE HAVE THE SPECIAL ANTI LOOSING SPLINES TO KEEP THE FLYWHEEL ON FOR GOOD. 10MM x 1.25 NUT @ *(8) FLYWHEEL NUT "WASHER" ALL_70'S 90426-035-000 1/22A (49C) (R2088)OEM HONDA PART , IT'S WORTH IT..... R2088