2008 Yamaha WaveRunner FX SHO / FX Cruiser SHO Service Manual, Page 190Get this manual
Camshaft
E 8Rotate the valve lifter and check that it turns smoothly9Install the camshafts, timing chain, and camshaft capsRefer to "Camshaft installation Camshaft cap bolt: 16 Nm (1.6 kgfm, 11.8 ftlb)
10Install the special service tools and into spark plug hole #1R
Gauge stand 3: 90890-06725 Dial gauge stand set: YB-06585 Dial gauge 4: YU-0309790890-01252 Dial gauge needle: 90890-06584 11Position piston #1 at TDC by turning the drive coupling with the special service toolCoupler wrench: 90890-06729 12Check that the punch marks on the camshafts are aligned with the alignment marks on the camshaft caps13Measure the intake and exhaust valve clearances for cylinder #1 with the thickness gauge 614Position piston #2 at TDC by turning the drive coupling an additional 180 counterclockwise, and then measure the intake and exhaust valve clearances for cylinder #215Position piston #4 at TDC by turning the drive coupling an additional 180 counterclockwise, and then measure the intake and exhaust valve clearances for cylinder #416Position piston #3 at TDC by turning the drive coupling an additional 180 counterclockwise, and then measure the intake and exhaust valve clearances for cylinder #3