Grady-white-transom-repair
Tilt your outboard up and apply downward pressure to the lower unit. Any visible movement or "smiling" (the gap opening between the motor and the transom) is a red flag.
The only way to be 100% sure is to drill small exploratory holes from the inside . If the shavings are dark, wet, or smell like mulch, the core is gone. 🏗️ Repair Options: Wood vs. Composite grady-white-transom-repair
Grind the inner skin down to fresh fiberglass to ensure a mechanical bond. Tilt your outboard up and apply downward pressure
Remove the outboard, trim tabs, scuppers, and the aluminum transom cap. If the shavings are dark, wet, or smell
Before you reach for the grinder, perform a thorough inspection. Water typically enters through unsealed screw holes, trim tab mounts, or the aluminum cap Grady installed on older models.
Only use Marine Grade Plywood (like Okoume or Meranti). Never use pressure-treated wood, as the resins often won't adhere properly. 2. The Composite (Coosa Board) Upgrade
Chisel out the rotten wood. On older Gradys, this often turns into "mud".
