This Downloadable PDF Manual Covers The Following Machines:
1988 YAMAHA 70HP 2-STROKE OUTBOARD
1988 YAMAHA 90HP 2-STROKE OUTBOARD
1989 YAMAHA 70HP 2-STROKE OUTBOARD
1989 YAMAHA 90HP 2-STROKE OUTBOARD
1990 YAMAHA 70HP 2-STROKE OUTBOARD
1990......

















