THESE HIGH QUALITY MADE CAMSHAFT BEARINGS SET OF [2] & WELCH PLUG FITS THESE ONAN ENGINES BF, B43, B48, P216, P218, P220, NH, NHA. NHB, NHC, P224, T260G THEY ARE BETTER QUALITY THEM THE ONAN OEM BEARINGS SUPPLIED BY ONAN. THE ORIGINAL BEARINGS WERE .700 WIDE. THE REPLACEMENT FROM ONAN 101-0405 IS .320" WIDE, THEY ARE LESS THEN HALF THE ORIGINAL LENGTH AND PROBLEMS COMING LOOSE WHEN THE ENGINE IS RUNNING MY BEARINGS ARE BOTH .700" WIDE BY DESIGN THEY ARE A BETTER CAMSHAFT BEARING DESIGN WITH NOTCHED ON FRONT FOR HIGH LIFT CAMSHAFT. ALSO INCLUDE CAMSHAFT WELCH PLUG PART # 517-0048-1 SHIPS FROM USA WITH A TRACKING NUMBER NOTE: THIS HIGH QUALITY MADE CAMSHAFT BEARING IS NOT MADE IN TAIWAN OR CHINA