Mercury 300 XS OptiMax - Fastening the Outboard to the Transom

OUTBOARD INSTALLATION
116 eng
2. Drill four 13.5 mm (17/32 in.) mounting holes.
3973
Fastening the Outboard to the Transom
MOUNTING BOLTS
Outboard Transom Mounting Hardware ‑ Supplied with Outboard
Part Number Part Name Description
8M0033366 Outboard mounting bolt ½‑20 x 5.00 in. long (3.25 in. thread)
826711‑17 Nylon insert locknut ½‑20
28421 Flat washer 1.50 in. diameter
54012 Flat washer 0.875 in. diameter
Available Outboard Mounting Bolts
Part Number Description
67755005 ½‑20 x 2.50 in. long (1.25 in. thread)
67755006 ½‑20 x 3.50 in. long (1.25 in. thread)
814259 ½‑20 x 4.00 in. long (2.25 in. thread)
67755‑1 ½‑20 x 4.50 in. long (2.25 in. thread)
8M0033366 ½‑20 x 5.00 in. long (3.25 in. thread)
67755‑003 ½‑20 x 5.50 in. long (3.25 in. thread)
67755‑2 ½‑20 x 6.50 in. long (2.75 in. thread)
8M0028080 ½‑20 x 7.50 in. long (2.75 in. thread)
8M0032860 ½‑20 x 8.00 in. long (2.75 in. thread)