This nacelle is formed with .030 plastic that is compoatable with most paint. Assembly is required , Plastic cement is suggested for bonding the halves togeather. Avoid useing superglue because it will cause cracks later. ( no instructions are available) The nacelle halves come with a doubler plate to be bonded to the inside to join the halves. Trimming to fit your wing is suggested after the nacelle is assembled.
This nacelle measures 3 1/4 dia. 6 1/2 inch long top half, 7 inch bottom half. ( bottom half has the turbo details)
The cowl is included however if spares are wanted they are available here. LINK