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Mini GT Racing Tunnel Boat Plans
Page Twenty-one
trim

Sheer Rub Rail

Plane flat the joint between the side and the topside, to create a surface for applying the 1" wide rub rail. A block plane works well here, since it can be held in one hand. A power planer may work, too, maybe a belt sander. Try to keep this flat surface vertical, although it does not have to be perfect.

As you approach the transom, you will find that the sloping deck impinges on the flat surface, causing it to narrow. You can trim the rub rail later to match, much as you trimmed the sheer clamp after turning the boat over.

The rub rail is 1/2"x1" oak, or other suitable hardwood. Molding like this can sometimes be purchased a your local lumber yard or home center.

planed for sheer rub rail planed for sheer rub rail at transom

Bow trim

The bow trim is also oak, shaped as seen in the drawings. Round off the corners as you see fit.

bow trim in place

Cockpit Trim

The trim at the top edge of the coaming is there to stiffen the plywood, to straighten it, and generally give it some support. Pine or other softwood is fine here. No screws are needed; a bunch of clamps will do fine.

You will also want to glue some plywood onto the underside of the cowl decking where it overhangs the dashboard.

cockpit trim cockpit trim

One More Thing

That little bit of tunnel plank angling out from the motorboard to the transom should be strengthened. I glued on pieces of 1/2" pine. You could also use plywood.

strengthen the tunnel plank overhang

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