3M 83681 Stikit 260L P1200 Grit 5" Sanding Finishing Disc 100 Piece U-bolts For the most part it

For the most part it seems these parts were used from 1976-1982 on pretty much all of the MerCruiser 470 3

GM 120 181 I/L4 1968-1972 140 GM 181 I/L4 1972-1978

Includes Nuts 3852648 / 3853329 & Washers 3852573

For use with the Early OMC Stringer 400 & 800 series Lower gearcase housings 1978-1979 Only on the early 1978-1979 400 & 800 Hydro-Mechanical Drives used the same swivel housing

MerCruiser 57882T (Barbron 803010A - Stamped)

3M 83681 Stikit 260L P1200 Grit 5" Sanding Finishing Disc 100 Piece U-bolts For the most part itItem Details 3M 83681 "Stikit" 260L 5" inch Diameter Sanding Finishing Disks No Hole P 1200 Grit (Super Fine) Aluminum Oxide Box of 100 Other Details New Old Stock (from a now defunct boat manufacturer) This has some shelf wear so the packaging condition will look similar to what is photographed here. Purchase with confidence!