I think I have a real fix that you might want to incorporate into your 701.

 With the battery behind the seat, and the cowl closed, it is a little hard to get a high amperage connection to the battery for a jump start or for charging.  This plug is the perfect solution.

The 75 amp plug is bolted between two aluminum angles, riveted to the side of the fuselage, and covered with tape. To make a high amperage…

I wanted to do a good job on the seats for my 601, so I built a form to the same size and shape as the seat bucket. I bought several upholstery books and found a big sewing machine at Harbor Freight.

I started with a very thin sheet of plywood, and cut and glued on the foam and shaped it with an electric knife and  used a sanding disc to smooth the foam.

I sewed the fabric, sewing in webs and rod pockets to tie to later.

I mounted the fabric to the foam and laced it…