I have pre-cut solid clear pine casing molding for doors. 3--> This is not finger joined nor primed
2'6 x 6'6 - 4 sets (or 8 faces / sides) --- actual length ~82" tall, 31.5" wide
2'4 x 6'6 - 1 set (or 2 faces / sides) --- actual length ~82" tall, 28.5" wide
Each face (2 82" pieces and a cross piece) for $25.00, a set (for both sides of the door) $40.00. Solid pine casing molding runs about $1.84 / linear ft when purchased at Home Depot, etc.
I also have one piece that is 80" long and another that is 53.25" (short side length as one end is cut at a 45 degree angle.
for the 80" piece, $9.00 For the 53.25+ piece = $6.00