Basic Repair Techniques: 1. If your outboard or inboard is accessible from the top... 2. Interior skin access... 3. If there is no inner skin... 4. Exterior skin repair... Use the technique that best fits your needs or call for additional help 1(877)716-4820. ATTENTION: Remember to properly prep your boat, refer to the transom prep page. Repair Technique 1 If your outboard or inboard is accessible from the top: 1. Cut the top open and chip out the rotted wood. 2. Screw a piece of plywood outside and inside the transom to maintain the shape. Leave excess plywood at the top to act as a backstop for pouring. 3. To avoid spillage from the motor well, wax, lockout, and clamp the sides of the motor well. 4. You are ready to pour! Repair Technique 2 Interior skin access: 1. Cut and remove inside face of transom, starting 2” from edges.\ 2. Remove old transom wood/filler material. 3. Abraid 2” lip to increase adhesion. 4. Make false transom 1” smaller than original shape out of 1/2”-3/4” interior plywood. Lay flat with aft surface facing up. Wax and apply mold release to aft surface and edges - we reccomend Part-All Paste. 5.  Cut laminate 2” oversized and apply to false transom. 6. Set false transom in place and bond new glass to old ground lip and sides. 7. Fill cavity with Seacast and allow to cure. 8. Remove plywood false transom. Repair Technique 3 If there is no inner skin, you must create one. Remove wood and position a false transom ( similar to Repair Technique 2). Refer to picture. Repair Technique 4 Exterior skin repair: 1. Cut and remove outside face of transom, starting 3” from edges (see Transom cut line) 2. Remove old transom wood/filler material. 3. Grind/bevel both sides of cut line, eight times the glass thickness. 4. Screw a temporary block to hold a cutout piece in place and laminate the two pieces back together through top of transom. 5. Fill the cavity with Seacast™ and allow to cure. 6. Remove temporary block and fill joint with mat and resin (see Top View-Patch). 7. Grind/bevel transom top. 8. Laminate transom cap. Top of Page