Many of the early Yamaha twins carry this very rare "YAMAHA injection system" decal. Total size is 152 x 54 mm, the black line is 2,8 mm wide. "injection system measures 132 x 10 mm (16,5 mm for the "high" letters); YAMAHA in red is 69 x 18 mm. For this decal red and black are printed on silver background.

Yamaha Injection System